diff --git a/Cargo.lock b/Cargo.lock
index a327cd0..232990f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -473,9 +473,9 @@ checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
 name = "automerge"
-version = "0.5.9"
+version = "0.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93b5e6ed2097a1e55cce3128d64c909cdb42c800d4880411c7382f3dfa2c808d"
+checksum = "b0b670b68c38e4042ea4826415f0f8101428810bce821d215e271966b24abac4"
 dependencies = [
  "flate2",
  "fxhash",
diff --git a/ng-app/package.json b/ng-app/package.json
index 35da6ff..bebf180 100644
--- a/ng-app/package.json
+++ b/ng-app/package.json
@@ -16,6 +16,7 @@
     "tauri": "tauri"
   },
   "dependencies": {
+    "@automerge/automerge": "^2.2.8",
     "@codemirror/autocomplete": "^6.17.0",
     "@codemirror/commands": "^6.6.0",
     "@codemirror/lang-css": "^6.0.1",
diff --git a/ng-app/src/apps/AutomergeEditor.svelte b/ng-app/src/apps/AutomergeEditor.svelte
new file mode 100644
index 0000000..074d2a0
--- /dev/null
+++ b/ng-app/src/apps/AutomergeEditor.svelte
@@ -0,0 +1,130 @@
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+    import { onMount, tick, onDestroy } from "svelte";
+    import { Button, Progressbar, Spinner, Alert } from "flowbite-svelte";
+    import { 
+      toast_error,
+      toast_success,
+      reset_toasts,
+      display_error,
+      live_discrete_update,
+      discrete_update
+    } from "../store";
+    import { 
+        cur_tab_register_on_save,
+        cur_tab_deregister_on_save,
+        cur_tab_branch_class
+    } from "../tab";
+    import { t } from "svelte-i18n";
+    import wasmUrl from "@automerge/automerge/automerge.wasm?url";
+    import { next as A } from "@automerge/automerge/slim";
+
+    import AMap from "./automerge/AMap.svelte";
+
+    export let commits = {};
+
+    export let readonly = false;
+
+    let doc = {};
+
+    let safari_error = false;
+
+    function concatenate(uint8arrays) {
+        const totalLength = uint8arrays.reduce(
+            (total, uint8array) => total + uint8array.byteLength,
+            0
+        );
+
+        const result = new Uint8Array(totalLength);
+
+        let offset = 0;
+        uint8arrays.forEach((uint8array) => {
+            result.set(uint8array, offset);
+            offset += uint8array.byteLength;
+        });
+
+        return result;
+    }
+
+    let root_proxy;
+
+    onMount(async ()=>{
+        try {
+            await A.initializeWasm(wasmUrl);
+        } catch (e) {
+            toast_error($t("errors.no_wasm_on_old_safari"));
+            safari_error = true;
+            return;
+        }
+        doc = A.init();
+        if (!readonly) {
+            cur_tab_register_on_save(async (updates)=>{
+                
+                let update = concatenate(updates);
+                await live_discrete_update(update, "Automerge", commits.heads);
+            });
+        }
+
+        let history = commits.discrete?.registerOnUpdate((update) => {
+            doc = A.loadIncremental(doc, update.Automerge);
+        });
+        for (const h of history) {
+            doc = A.loadIncremental(doc, h.Automerge);
+        }
+
+        A.change(doc, (d) => {
+            root_proxy = d;
+        });
+
+    });
+
+    async function update(event) {
+        //console.log("got update", event)
+        doc = event.detail.d;
+        try {
+            await discrete_update(event.detail.u, "Automerge", commits.heads);
+        } catch (e){
+            toast_error(display_error(e));
+        }
+    }
+
+    onDestroy(async ()=>{
+        commits.discrete?.deregisterOnUpdate();
+        if (!readonly) {
+            await cur_tab_deregister_on_save();
+        }
+    });
+
+    async function updateText(event) {
+        doc = A.change(doc, (d) => {
+            A.updateText(d, event.detail.p, event.detail.s)
+        });
+        let update = A.getLastLocalChange(doc);
+        try {
+            await discrete_update(update, "Automerge", commits.heads);
+        } catch (e){
+            toast_error(display_error(e));
+        }
+    }
+  
+  </script>
+    {#if safari_error}
+        <Alert class="m-2" color="red">{$t("errors.no_wasm_on_old_safari")}</Alert>
+    {:else}
+        <div class="grow mb-20" style="min-height:300px;">
+            <AMap {readonly} value={doc} {doc} on:update={update} on:updateText={updateText} proxy={root_proxy}/>
+        </div>
+    {/if}
+  <style>
+
+  </style>
\ No newline at end of file
diff --git a/ng-app/src/apps/AutomergeJsonSource.svelte b/ng-app/src/apps/AutomergeJsonSource.svelte
new file mode 100644
index 0000000..67d3171
--- /dev/null
+++ b/ng-app/src/apps/AutomergeJsonSource.svelte
@@ -0,0 +1,74 @@
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+    import { onMount, tick, onDestroy } from "svelte";
+    import { Button, Progressbar, Spinner, Alert } from "flowbite-svelte";
+    import { 
+      toast_error,
+      toast_success,
+      reset_toasts,
+      display_error,
+      live_discrete_update,
+      discrete_update
+    } from "../store";
+    import { 
+        cur_tab_register_on_save,
+        cur_tab_deregister_on_save,
+        cur_tab_branch_class
+    } from "../tab";
+    import { t } from "svelte-i18n";
+    import wasmUrl from "@automerge/automerge/automerge.wasm?url";
+    import { next as A } from "@automerge/automerge/slim";
+    import Highlight, { LineNumbers } from "svelte-highlight";
+    import json from "svelte-highlight/languages/json";
+    import "svelte-highlight/styles/github.css";
+
+    export let commits = {};
+
+    let doc = {};
+    let source = "";
+
+    let safari_error = false;
+
+    onMount(async ()=>{
+        try {
+            await A.initializeWasm(wasmUrl);
+        } catch (e) {
+            toast_error($t("errors.no_wasm_on_old_safari"));
+            safari_error = true;
+            return;
+        }
+        doc = A.init();
+
+        let history = commits.discrete?.registerOnUpdate((update) => {
+            doc = A.loadIncremental(doc, update.Automerge);
+            source = JSON.stringify(doc,null , 4 );
+        });
+        for (const h of history) {
+            doc = A.loadIncremental(doc, h.Automerge);
+        }
+        source = JSON.stringify(doc,null , 4 );
+    });
+
+    onDestroy(async ()=>{
+        commits.discrete?.deregisterOnUpdate();
+    });
+  
+</script>
+
+{#if safari_error}
+    <Alert class="m-2" color="red">{$t("errors.no_wasm_on_old_safari")}</Alert>
+{:else if source}
+    <Highlight language={json} code={source} class="mb-10"  let:highlighted >
+        <LineNumbers {highlighted} wrapLines hideBorder />
+    </Highlight>
+{/if}
diff --git a/ng-app/src/apps/AutomergeViewer.svelte b/ng-app/src/apps/AutomergeViewer.svelte
new file mode 100644
index 0000000..ec620c6
--- /dev/null
+++ b/ng-app/src/apps/AutomergeViewer.svelte
@@ -0,0 +1,19 @@
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+    import AutomergeEditor from "./AutomergeEditor.svelte";
+
+    export let commits = {};
+
+</script>
+
+<AutomergeEditor {commits} readonly={true}/>
\ No newline at end of file
diff --git a/ng-app/src/apps/ContainerView.svelte b/ng-app/src/apps/ContainerView.svelte
index a25bcef..eea99d8 100644
--- a/ng-app/src/apps/ContainerView.svelte
+++ b/ng-app/src/apps/ContainerView.svelte
@@ -34,6 +34,7 @@
                 ret.push({nuri,hash});
             }
         }
+        ret.sort((a, b) => a.hash.localeCompare(b.hash));
         return ret;
     }
 
diff --git a/ng-app/src/apps/JsonSource.svelte b/ng-app/src/apps/JsonSource.svelte
deleted file mode 100644
index e69de29..0000000
diff --git a/ng-app/src/apps/MilkDownEditor.svelte b/ng-app/src/apps/MilkDownEditor.svelte
index a506a9d..1edba40 100644
--- a/ng-app/src/apps/MilkDownEditor.svelte
+++ b/ng-app/src/apps/MilkDownEditor.svelte
@@ -83,11 +83,11 @@
 
         return {
             update: (updatedView, prevState) => {
-            provider.update(updatedView, prevState);
+                provider.update(updatedView, prevState);
             },
             destroy: () => {
-            provider.destroy();
-            content.remove();
+                provider.destroy();
+                content.remove();
             }
         }
     }
diff --git a/ng-app/src/apps/YArrayJsonSource.svelte b/ng-app/src/apps/YArrayJsonSource.svelte
deleted file mode 100644
index e69de29..0000000
diff --git a/ng-app/src/apps/automerge/ABoolean.svelte b/ng-app/src/apps/automerge/ABoolean.svelte
new file mode 100644
index 0000000..172f56e
--- /dev/null
+++ b/ng-app/src/apps/automerge/ABoolean.svelte
@@ -0,0 +1,36 @@
+
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+  
+    import { createEventDispatcher } from 'svelte';
+    import { Toggle } from 'flowbite-svelte';
+    const dispatch = createEventDispatcher();
+
+    export let value;
+
+    function update() {
+        temp_val = value;
+    }
+
+    let temp_val;
+    $: value, update();
+
+    const change = (event) => { 
+        dispatch('updateScalar', {
+            v: temp_val,
+        });
+    }
+
+</script>
+
+<Toggle bind:checked={temp_val} on:change={change} />
\ No newline at end of file
diff --git a/ng-app/src/apps/automerge/ACounter.svelte b/ng-app/src/apps/automerge/ACounter.svelte
new file mode 100644
index 0000000..e27ba69
--- /dev/null
+++ b/ng-app/src/apps/automerge/ACounter.svelte
@@ -0,0 +1,65 @@
+
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+    import { createEventDispatcher } from 'svelte';
+    const dispatch = createEventDispatcher();
+
+    import { next as A } from "@automerge/automerge/slim";
+
+    export let value;
+
+    export let proxy;
+
+    export let doc;
+
+    async function increment(val) {
+
+        doc = A.change(doc, (d) => {
+            proxy.increment(val);
+        });
+        let update = A.getLastLocalChange(doc);
+        dispatch('update', {
+            u: update,
+            d: doc,
+        });
+        
+    }
+
+    function update() {
+        temp_val = value.value;
+        previous_val = value.value;
+    }
+
+    let temp_val;
+    let previous_val;
+    $: value, update();
+
+    const inc = async () => { temp_val+=1; await increment(1) }
+    const dec = async () => { temp_val-=1; await increment(-1) }
+    const change = async () => { let diff = Math.round(temp_val - previous_val); if (diff !==0) await increment(diff); else temp_val = previous_val; }
+
+</script>
+
+<div class="relative flex items-center max-w-[8rem]">
+    <button type="button" on:click={dec} class="bg-gray-100 dark:bg-gray-700 dark:hover:bg-gray-600 dark:border-gray-600 hover:bg-gray-200 border border-gray-300 rounded-s-lg p-2 h-7 focus:ring-gray-100 dark:focus:ring-gray-700 focus:ring-2 focus:outline-none">
+        <svg class="w-3 h-3 text-gray-900 dark:text-white" aria-hidden="true" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 18 2">
+            <path stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M1 1h16"/>
+        </svg>
+    </button>
+    <input bind:value={temp_val} on:change={change} type="text" id="quantity-input" data-input-counter aria-describedby="helper-text-explanation" style="max-width:70px;" class="bg-gray-50 border-x-0 border-gray-300 h-7 text-center text-gray-900 text-sm focus:ring-blue-500 focus:border-blue-500 block w-full py-2.5 dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400 dark:text-white dark:focus:ring-blue-500 dark:focus:border-blue-500" placeholder="999" required />
+    <button type="button" on:click={inc}  class="bg-gray-100 dark:bg-gray-700 dark:hover:bg-gray-600 dark:border-gray-600 hover:bg-gray-200 border border-gray-300 rounded-e-lg p-2 h-7 focus:ring-gray-100 dark:focus:ring-gray-700 focus:ring-2 focus:outline-none">
+        <svg class="w-3 h-3 text-gray-900 dark:text-white" aria-hidden="true" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 18 18">
+            <path stroke="currentColor" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 1v16M1 9h16"/>
+        </svg>
+    </button>
+</div>
\ No newline at end of file
diff --git a/ng-app/src/apps/automerge/ADate.svelte b/ng-app/src/apps/automerge/ADate.svelte
new file mode 100644
index 0000000..b888df2
--- /dev/null
+++ b/ng-app/src/apps/automerge/ADate.svelte
@@ -0,0 +1,73 @@
+
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+  
+  import { onMount } from "svelte";
+    import { createEventDispatcher } from 'svelte';
+    const dispatch = createEventDispatcher();
+    import "flowbite/dist/flowbite.min.js"
+
+    export let value;
+
+    function update() {
+        time = value.toLocaleTimeString([],{
+            hour: "2-digit",
+            minute: "2-digit"
+        });
+        date = value.toLocaleDateString([],{
+            year: "numeric",
+            month: "numeric",
+            day: "numeric",
+        });
+    }
+
+    let time;
+    let date;
+    $: value, update();
+
+    const change = (event) => { 
+        
+        let newval = new Date(date.split('/').reverse().join('/')+" "+time);
+        console.log(time, date, newval)
+       
+        dispatch('updateScalar', {
+            v: newval,
+        });
+    }
+
+
+</script>
+
+<div class="flex flex-wrap">
+        
+    <div class="relative" style="max-width: 129px;">
+
+        <div class="absolute inset-y-0 start-0 flex items-center ps-3 pointer-events-none">
+            <svg class="w-4 h-4 text-primary-700 dark:text-gray-400" aria-hidden="true" xmlns="http://www.w3.org/2000/svg" fill="currentColor" viewBox="0 0 20 20">
+            <path d="M20 4a2 2 0 0 0-2-2h-2V1a1 1 0 0 0-2 0v1h-3V1a1 1 0 0 0-2 0v1H6V1a1 1 0 0 0-2 0v1H2a2 2 0 0 0-2 2v2h20V4ZM0 18a2 2 0 0 0 2 2h16a2 2 0 0 0 2-2V8H0v10Zm5-8h10a1 1 0 0 1 0 2H5a1 1 0 0 1 0-2Z"/>
+            </svg>
+        </div>
+        <input  type="text" style="max-width: 129px;cursor:pointer;" on:change={change} bind:value={date} datepicker-format="dd/mm/yyyy"
+                class="bg-gray-50 border border-gray-300 text-gray-900 text-sm rounded-lg focus:ring-blue-500 focus:border-blue-500 block w-full ps-10 p-2.5 px-2  dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400 dark:text-white dark:focus:ring-blue-500 dark:focus:border-blue-500" placeholder="Select date">
+   
+    </div>
+     
+    <div class="relative" style="max-width: 129px;">
+        <div class="absolute inset-y-0 end-0 top-0 flex items-center pe-3.5 pointer-events-none">
+            <svg class="w-4 h-4 text-primary-700 dark:text-gray-400" aria-hidden="true" xmlns="http://www.w3.org/2000/svg" fill="currentColor" viewBox="0 0 24 24">
+                <path fill-rule="evenodd" d="M2 12C2 6.477 6.477 2 12 2s10 4.477 10 10-4.477 10-10 10S2 17.523 2 12Zm11-4a1 1 0 1 0-2 0v4a1 1 0 0 0 .293.707l3 3a1 1 0 0 0 1.414-1.414L13 11.586V8Z" clip-rule="evenodd"/>
+            </svg>
+        </div>
+        <input bind:value={time} on:change={change} type="time" class="bg-gray-50 border leading-none border-gray-300 text-gray-900 text-sm rounded-lg focus:ring-blue-500 focus:border-blue-500 block w-full p-2.5 dark:bg-gray-700 dark:border-gray-600 dark:placeholder-gray-400 dark:text-white dark:focus:ring-blue-500 dark:focus:border-blue-500" />
+    </div>
+</div>
\ No newline at end of file
diff --git a/ng-app/src/apps/automerge/AList.svelte b/ng-app/src/apps/automerge/AList.svelte
new file mode 100644
index 0000000..77674ff
--- /dev/null
+++ b/ng-app/src/apps/automerge/AList.svelte
@@ -0,0 +1,118 @@
+
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+    import { new_value, find_type, new_prop_types } from "./utils";
+
+    import AValue from "./AValue.svelte";
+    import { createEventDispatcher } from 'svelte';
+    const dispatch = createEventDispatcher();
+
+    import { next as A  } from "@automerge/automerge/slim";
+
+    export let value;
+
+    export let proxy;
+
+    export let doc;
+
+    export let path = undefined;
+
+    export let readonly = false;
+
+    let props = [];
+    $: props = value.map((v,i)=> {
+        let ar = [i];
+        ar.push(v);
+        let type = find_type(v);
+        ar.push(type); 
+        const with_proxy = type == "counter" || type == "map" || type == "list" ;
+        if (with_proxy) {
+            ar.push(proxy[i]); 
+        }
+        return ar;
+    });
+
+    function add_prop() {
+
+        doc = A.change(doc, (d) => {
+            proxy.push(new_value(new_prop_type_selected))
+        });
+        let update = A.getLastLocalChange(doc);
+        dispatch('update', {
+            u: update,
+            d: doc,
+        });
+        
+    }
+
+    let new_prop_type_selected = 'text';
+
+    function updateText(event) {
+        if (path !== undefined) event.detail.p.unshift(path);
+        dispatch('updateText', {
+            s: event.detail.s,
+            p: event.detail.p,
+        });
+    }
+
+    function updateScalar(prop, event) {
+        doc = A.change(doc, (d) => {
+            proxy[prop] = event.detail.v;
+        });
+        let update = A.getLastLocalChange(doc);
+        dispatch('update', {
+            u: update,
+            d: doc,
+        });
+    }
+</script>
+
+<table class="border-collapse border border-slate-400">
+    <thead>
+        <tr class="bg-slate-100">
+            <th>List</th>
+            <th class="text-sm">
+                {#if !readonly}
+                    <span class="ml-2">Push entry at the end of list:</span>
+                    <select bind:value={new_prop_type_selected}>
+                        {#each new_prop_types as value}<option value={value.value}>{value.name}</option>{/each}
+                    </select>
+                    <button on:click={add_prop}>Add</button>
+                {/if}
+            </th>
+        </tr>  
+    </thead>
+    <tbody>
+        {#each props as prop}
+            <tr>
+                <td>{prop[0]}</td>
+                <!-- <td>{prop[2]}</td> -->
+                <td>
+                    <AValue {readonly} type={prop[2]} value={prop[1]} {doc} on:updateText={updateText} on:update proxy={prop[3]} path={prop[0]} on:updateScalar={(event)=>updateScalar(prop[0],event)} />
+                </td>
+                <!-- <td>{prop[3]?.constructor.name || ""}</td> -->
+            </tr>
+        {/each}
+    </tbody>
+</table>
+
+<style>
+    td {
+        padding:5px;
+    }
+    tr {
+        border-bottom: 1px;
+        border-style: dashed;
+        border-top: none;
+    }
+</style>
\ No newline at end of file
diff --git a/ng-app/src/apps/automerge/AMap.svelte b/ng-app/src/apps/automerge/AMap.svelte
new file mode 100644
index 0000000..6fea690
--- /dev/null
+++ b/ng-app/src/apps/automerge/AMap.svelte
@@ -0,0 +1,131 @@
+
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+    
+    import AValue from "./AValue.svelte";
+    import { createEventDispatcher } from 'svelte';
+    import { new_value, find_type, new_prop_types } from "./utils";
+
+    const dispatch = createEventDispatcher();
+
+    import { next as A  } from "@automerge/automerge/slim";
+
+    export let value;
+
+    export let proxy;
+
+    export let doc;
+
+    export let path = undefined;
+
+    export let readonly = false;
+
+    let props = [];
+    $: props = Object.entries(value).map((ar)=> {
+
+        let type = find_type(ar[1]);
+        ar.push(type); 
+        const with_proxy = type == "counter" || type == "map" || type == "list" ;
+        if (with_proxy) {
+            ar.push(proxy[ar[0]]); 
+        }
+        return ar;
+    });
+
+    let new_prop = "";
+    function add_prop() {
+        if (new_prop.trim().length > 0) {
+            doc = A.change(doc, (d) => {
+                proxy[new_prop] = new_value(new_prop_type_selected);
+            });
+            let update = A.getLastLocalChange(doc);
+            dispatch('update', {
+                u: update,
+                d: doc,
+            });
+            new_prop = "";
+        }
+    }
+
+    let new_prop_type_selected = 'text';
+
+    function updateText(event) {
+        if (path!== undefined) event.detail.p.unshift(path);
+        dispatch('updateText', {
+            s: event.detail.s,
+            p: event.detail.p,
+        });
+    }
+
+    function updateScalar(prop, event) {
+
+        doc = A.change(doc, (d) => {
+            proxy[prop] = event.detail.v;
+        });
+        let update = A.getLastLocalChange(doc);
+        dispatch('update', {
+            u: update,
+            d: doc,
+        });
+    }
+
+</script>
+
+<table class="border-collapse border border-slate-400">
+    <thead>
+        <tr class="bg-slate-100">
+            <th>Map</th>
+            <th class="text-sm">
+                {#if !readonly}
+                    <span>Add property:</span>
+                    <input placeholder="Enter the name of property" bind:value={new_prop} class="prop-input"/>
+                    <select bind:value={new_prop_type_selected}>
+                        {#each new_prop_types as value}<option value={value.value}>{value.name}</option>{/each}
+                    </select>
+                    <button on:click={add_prop}>Add</button>
+                {/if}
+            </th>
+        </tr>  
+    </thead>
+    <tbody>
+        {#each props as prop}
+            <tr>
+                <td>{prop[0]}</td>
+                <!-- <td>{prop[2]}</td> -->
+                <td>
+                    <AValue {readonly} type={prop[2]} value={prop[1]} {doc} on:updateText={updateText} on:update proxy={prop[3]} path={prop[0]} on:updateScalar={(event)=>updateScalar(prop[0],event)} />
+                </td>
+                <!-- <td>{prop[3]?.constructor.name || ""}</td> -->
+            </tr>
+        {/each}
+    </tbody>
+</table>
+
+
+<style>
+    td {
+        padding:5px;
+        min-width:80px;
+    }
+    tr {
+        border-bottom: 1px;
+        border-style: dashed;
+        border-top: none;
+        
+    }
+    @screen xs {
+        .prop-input {
+            min-width: 250px;
+        }
+    }
+</style>
\ No newline at end of file
diff --git a/ng-app/src/apps/automerge/ANumber.svelte b/ng-app/src/apps/automerge/ANumber.svelte
new file mode 100644
index 0000000..0fbe7b3
--- /dev/null
+++ b/ng-app/src/apps/automerge/ANumber.svelte
@@ -0,0 +1,42 @@
+
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+  
+    import { createEventDispatcher } from 'svelte';
+    import { Input } from 'flowbite-svelte';
+    const dispatch = createEventDispatcher();
+
+    export let value;
+
+    function update() {
+        temp_val = value;
+        previous_val = value;
+    }
+
+    let temp_val;
+    let previous_val;
+    $: value, update();
+
+    const change = (event) => { 
+        
+        let newval = parseFloat(event.target.value.replace(",", "."));
+        //console.log(previous_val, temp_val, newval)
+        if (isNaN(newval) || previous_val === newval) return;
+        dispatch('updateScalar', {
+            v: newval,
+        });
+    }
+
+</script>
+
+<Input style="max-width: 129px;" bind:value={temp_val} on:change={change} on:keyup={change} type="number" />
\ No newline at end of file
diff --git a/ng-app/src/apps/automerge/AString.svelte b/ng-app/src/apps/automerge/AString.svelte
new file mode 100644
index 0000000..c40ae16
--- /dev/null
+++ b/ng-app/src/apps/automerge/AString.svelte
@@ -0,0 +1,32 @@
+
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+  
+    import { createEventDispatcher } from 'svelte';
+    import { Input } from 'flowbite-svelte';
+    const dispatch = createEventDispatcher();
+
+    export let value;
+
+    export let path;
+
+    const change = (event) => { 
+        dispatch('updateText', {
+            s: event.target.value,
+            p: [path]
+        });
+    }
+
+</script>
+
+<Input bind:value={value} on:keyup={change} type="text" placeholder="Enter some text" />
\ No newline at end of file
diff --git a/ng-app/src/apps/automerge/AValue.svelte b/ng-app/src/apps/automerge/AValue.svelte
new file mode 100644
index 0000000..da2d764
--- /dev/null
+++ b/ng-app/src/apps/automerge/AValue.svelte
@@ -0,0 +1,87 @@
+
+<!--
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+-->
+
+<script lang="ts">
+    
+    import AMap from "./AMap.svelte";
+    import AList from "./AList.svelte";
+    import ACounter from "./ACounter.svelte";
+    import AString from "./AString.svelte";
+    import ABoolean from "./ABoolean.svelte";
+    import ANumber from "./ANumber.svelte";
+    import ADate from "./ADate.svelte";
+  
+    export let value;
+
+    export let type;
+
+    export let doc;
+
+    export let proxy;
+
+    export let path;
+
+    export let readonly = false;
+
+    function render_date(value) {
+        let time = value.toLocaleTimeString([],{
+            hour: "2-digit",
+            minute: "2-digit"
+        });
+        let date = value.toLocaleDateString([],{
+            year: "numeric",
+            month: "numeric",
+            day: "numeric",
+        });
+        return `${date} ${time}`;
+    }
+
+</script>
+
+
+{#if type==="map"} 
+    <AMap {readonly} {value} {doc} on:updateText on:update {proxy} {path}/>
+{:else if type==="list"}
+    <AList {readonly} {value} {doc} on:updateText on:update {proxy} {path}/>
+{:else if type==="counter"}
+    {#if !readonly}
+        <ACounter {value} {doc} on:update {proxy} />
+    {:else}
+        : {value}
+    {/if}
+{:else if type==="text"}
+    {#if !readonly}
+        <AString {value} on:updateText {path}/>
+    {:else}
+        : {value}
+    {/if}  
+{:else if type==="boolean"}
+    {#if !readonly}
+        <ABoolean {value} on:updateScalar/>
+    {:else}
+        : {value}
+    {/if}
+{:else if type==="number"}
+    {#if !readonly}
+        <ANumber {value} on:updateScalar/>
+    {:else}
+        : {value}
+    {/if}
+{:else if value?.toDateString || type==="timestamp"}
+    {#if !readonly}
+        <ADate {value} on:updateScalar/>
+    {:else}
+        : {render_date(value)}
+    {/if}
+{:else}
+    : {value}
+{/if}
\ No newline at end of file
diff --git a/ng-app/src/apps/automerge/utils.ts b/ng-app/src/apps/automerge/utils.ts
new file mode 100644
index 0000000..582d433
--- /dev/null
+++ b/ng-app/src/apps/automerge/utils.ts
@@ -0,0 +1,81 @@
+// Copyright (c) 2022-2024 Niko Bonnieure, Par le Peuple, NextGraph.org developers
+// All rights reserved.
+// Licensed under the Apache License, Version 2.0
+// <LICENSE-APACHE2 or http://www.apache.org/licenses/LICENSE-2.0>
+// or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
+// at your option. All files in the project carrying such
+// notice may not be copied, modified, or distributed except
+// according to those terms.
+
+import { next as A  } from "@automerge/automerge/slim";
+
+const UINT = Symbol.for("_am_uint")
+const INT = Symbol.for("_am_int")
+const F64 = Symbol.for("_am_f64")
+const COUNTER = Symbol.for("_am_counter")
+const TEXT = Symbol.for("_am_text")
+
+export function find_type(value) {
+    switch (typeof value) {
+        case "object":
+            if (value == null) {
+                return "null"
+            } else if (value[UINT]) {
+                return "uint"
+            } else if (value[INT]) {
+                return "number"
+            } else if (value[F64]) {
+                return "number"
+            } else if (value[COUNTER]) {
+                return "counter"
+            } else if (value instanceof Date) {
+                return "timestamp"
+            } else if (value instanceof A.RawString) {
+                return "str"
+            } else if (value instanceof Text) {
+                return "text"
+            } else if (value instanceof Uint8Array) {
+                return "bytes"
+            } else if (value instanceof Array) {
+                return "list"
+            } else if (Object.getPrototypeOf(value) === Object.getPrototypeOf({})) {
+                return "map"
+            }
+        case "boolean":
+            return "boolean"
+        case "number":
+            if (Number.isInteger(value)) {
+                return "number"
+            } else {
+                return "number"
+            }
+        case "string":
+            return "text"
+    }
+}
+
+export const new_prop_types = [
+    {value:'text',name:"text"},
+    {value:'number',name:"number"},
+    {value:'counter',name:"counter"},
+    {value:'boolean',name:"boolean"},
+    {value:'null',name:"null"},
+    {value:'timestamp',name:"timestamp"},
+    {value:'map',name:"map"},
+    {value:'list',name:"list"},
+    {value:'bytes',name:"bytes"}
+];
+
+export function new_value(new_prop_type_selected) {
+    switch (new_prop_type_selected) {
+        case 'text': return '';
+        case 'map': return {};
+        case 'list': return [];
+        case 'counter': return new A.Counter();
+        case 'number': return 0;
+        case 'boolean': return false;
+        case 'null': return null;
+        case 'timestamp': return new Date();
+        case 'bytes': return new Uint8Array(0);
+    }
+}
\ No newline at end of file
diff --git a/ng-app/src/classes.ts b/ng-app/src/classes.ts
index f42ab99..c05d0d8 100644
--- a/ng-app/src/classes.ts
+++ b/ng-app/src/classes.ts
@@ -286,15 +286,15 @@ export const official_classes = {
     },
     "data:json": {
         "ng:crdt": "Automerge",
-        "ng:n": "JSON", 
-        "ng:a": "JSON Data CRDT",
+        "ng:n": "JSON (Automerge)", 
+        "ng:a": "Automerge JSON Data CRDT",
         "ng:o": "n:g:z:json_automerge_viewer", // default viewer
         "ng:w": "n:g:z:json_automerge_editor", // default editor
         "ng:compat": ["file:iana:application:json", "code:json"],
     },
     "data:array": {
         "ng:crdt": "YArray",
-        "ng:n": "Array", 
+        "ng:n": "Array (Yjs)", 
         "ng:a": "Yjs Array CRDT",
         "ng:o": "n:g:z:json_yarray_viewer", // default viewer
         "ng:w": "n:g:z:json_yarray_editor", // default editor
@@ -302,16 +302,16 @@ export const official_classes = {
     },
     "data:map": {
         "ng:crdt": "YMap",
-        "ng:n": "Object", 
-        "ng:a": "Yjs Map CRDT",
+        "ng:n": "Object (Yjs)", 
+        "ng:a": "Yjs Map CRDT (JSON Object)",
         "ng:o": "n:g:z:json_ymap_viewer", // default viewer
         "ng:w": "n:g:z:json_ymap_editor", // default editor
         "ng:compat": ["file:iana:application:json", "code:json"],
     },
     "data:xml": {
         "ng:crdt": "YXml",
-        "ng:n": "XML", 
-        "ng:a": "XML Data CRDT",
+        "ng:n": "XML (Yjs)", 
+        "ng:a": "Yjs XML CRDT",
         "ng:compat": ["file:iana:text:xml","file:iana:application:xml", "code:xml"],
     },
     "data:table": {
diff --git a/ng-app/src/lib/icons/DataClassIcon.svelte b/ng-app/src/lib/icons/DataClassIcon.svelte
index d2643c4..58cbfb8 100644
--- a/ng-app/src/lib/icons/DataClassIcon.svelte
+++ b/ng-app/src/lib/icons/DataClassIcon.svelte
@@ -104,6 +104,8 @@
     "query:graphql": GraphQLIcon,
     "data:graph": Sun,
     "data:json": JsonIcon,
+    "data:map": JsonIcon,
+    "data:array": JsonIcon,
     "data:table": TableCells,
     "data:collection": ListBullet,
     "data:container": Square3Stack3d,
diff --git a/ng-app/src/locales/en.json b/ng-app/src/locales/en.json
index 6ae836a..3413c66 100644
--- a/ng-app/src/locales/en.json
+++ b/ng-app/src/locales/en.json
@@ -596,7 +596,8 @@
     "camera_unavailable": "Camera is unavailable.",
     "ServerAlreadyRunningInOtherProcess": "App is already running on this device. Check it and close it.",
     "cannot_load_this_file": "Cannot load this file",
-    "graph_not_found": "Graph not found"
+    "graph_not_found": "Graph not found",
+    "no_wasm_on_old_safari": "Your Safari browser is too old (version before 14.1). As a result we cannot load Automerge, needed for this document. Please upgrade your macOS or iOS system"
   },
   "connectivity": {
     "stopped": "Stopped",
diff --git a/ng-app/src/zeras.ts b/ng-app/src/zeras.ts
index 8d115d0..0d73669 100644
--- a/ng-app/src/zeras.ts
+++ b/ng-app/src/zeras.ts
@@ -57,6 +57,7 @@ export const official_apps = {
         "ng:g": "n:g:z:json_automerge_editor",
         "ng:b": "AutomergeEditor",
         "ng:w": ["data:json"],
+        "full_width": true,
     },
     "n:g:z:json_ymap_editor": {
         "ng:n": "JSON Editor",
@@ -141,6 +142,7 @@ export const official_apps = {
         "ng:g": "n:g:z:json_automerge_viewer",
         "ng:b": "AutomergeViewer",
         "ng:o": ["data:json"],
+        "full_width": true,
     },
     "n:g:z:triple_viewer": {
         "ng:n": "Graph Triples",
@@ -318,7 +320,7 @@ export const official_apps = {
         "ng:c": "app", 
         "ng:u": "source",//favicon. can be a did:ng:j 
         "ng:g": "n:g:z:crdt_source_viewer:json",
-        "ng:b": "JsonSource", // displayed with highlight.js , with option to download
+        "ng:b": "AutomergeJsonSource", // displayed with highlight.js , with option to download
         "ng:o": ["data:json", "data:table", "doc:diagram:jsmind", "doc:diagram:gantt", "doc:diagram:excalidraw", "doc:viz:*", "doc:chart:*", "prod:cad"],
         "ng:w": [],
     },
diff --git a/ng-app/vite.config.ts b/ng-app/vite.config.ts
index 22c4c8a..e81e595 100644
--- a/ng-app/vite.config.ts
+++ b/ng-app/vite.config.ts
@@ -18,7 +18,7 @@ export default defineConfig(async () => {
     "@milkdown/core", "@milkdown/ctx", "@milkdown/prose", "@milkdown/transformer", "@milkdown/preset-commonmark", "@milkdown/theme-nord", "@milkdown/plugin-collab",
     "svelte-highlight", "svelte-highlight/languages/typescript", "svelte-highlight/languages/javascript", "svelte-highlight/languages/rust", "@milkdown/preset-gfm",
     "@milkdown-lab/plugin-split-editing", "@milkdown/plugin-slash", "@milkdown/utils", "@milkdown/plugin-prism", "@milkdown/plugin-emoji", "@milkdown/plugin-math", "@milkdown/plugin-indent",
-    "svelte-jsoneditor"],
+    "svelte-jsoneditor", "@automerge/automerge/next", "@automerge/automerge/slim"],
 
     include: ["debug","extend","highlight.js","highlight.js/lib/core","lodash.debounce","@sindresorhus/is","char-regex","emojilib","skin-tone",
       'immutable-json-patch', ]
diff --git a/ng-net/src/app_protocol.rs b/ng-net/src/app_protocol.rs
index b9f61d8..a2a6aaf 100644
--- a/ng-net/src/app_protocol.rs
+++ b/ng-net/src/app_protocol.rs
@@ -636,7 +636,7 @@ pub enum DiscreteUpdate {
     YXml(Vec<u8>),
     #[serde(with = "serde_bytes")]
     YText(Vec<u8>),
-    /// An automerge::Patch
+    /// An automerge::Change.raw_bytes()
     #[serde(with = "serde_bytes")]
     Automerge(Vec<u8>),
 }
@@ -752,7 +752,7 @@ pub enum DiscretePatch {
     YXml(Vec<u8>),
     #[serde(with = "serde_bytes")]
     YText(Vec<u8>),
-    /// An automerge::Patch
+    /// An automerge::Change.raw_bytes() or a concatenation of several.
     #[serde(with = "serde_bytes")]
     Automerge(Vec<u8>),
 }
diff --git a/ng-repo/src/errors.rs b/ng-repo/src/errors.rs
index 9f4743e..2e3b990 100644
--- a/ng-repo/src/errors.rs
+++ b/ng-repo/src/errors.rs
@@ -369,6 +369,7 @@ pub enum VerifierError {
     CannotRemoveTriplesWhenNewBranch,
     PermissionDenied,
     YrsError(String),
+    AutomergeError(String),
     InvalidNuri,
 }
 
diff --git a/ng-verifier/Cargo.toml b/ng-verifier/Cargo.toml
index e3452f0..fb2901e 100644
--- a/ng-verifier/Cargo.toml
+++ b/ng-verifier/Cargo.toml
@@ -29,7 +29,7 @@ either = "1.8.1"
 futures = "0.3.24"
 async-trait = "0.1.64"
 async-std = { version = "1.12.0", features = [ "attributes", "unstable" ] }
-automerge = "0.5.9"
+automerge = "0.5.11"
 yrs = "0.19.2"
 sbbf-rs-safe = "0.3.2"
 ng-repo = { path = "../ng-repo", version = "0.1.0-preview.1" }
diff --git a/ng-verifier/src/commits/transaction.rs b/ng-verifier/src/commits/transaction.rs
index c0d42bf..17b2a39 100644
--- a/ng-verifier/src/commits/transaction.rs
+++ b/ng-verifier/src/commits/transaction.rs
@@ -183,7 +183,12 @@ impl Verifier {
         {
             match crdt {
                 BranchCrdt::Automerge(_) => {
-                    unimplemented!();
+                    let mut doc = automerge::Automerge::load(&state)
+                        .map_err(|e| VerifierError::AutomergeError(e.to_string()))?;
+                    let _ = doc
+                        .load_incremental(patch.as_slice())
+                        .map_err(|e| VerifierError::AutomergeError(e.to_string()))?;
+                    doc.save()
                 }
                 BranchCrdt::YArray(_)
                 | BranchCrdt::YMap(_)
@@ -195,7 +200,7 @@ impl Verifier {
                         let update = yrs::Update::decode_v1(&state)
                             .map_err(|e| VerifierError::YrsError(e.to_string()))?;
                         txn.apply_update(update);
-                        let update = yrs::Update::decode_v1(&patch.to_vec())
+                        let update = yrs::Update::decode_v1(patch.as_slice())
                             .map_err(|e| VerifierError::YrsError(e.to_string()))?;
                         txn.apply_update(update);
                         txn.commit();
diff --git a/ng-verifier/src/types.rs b/ng-verifier/src/types.rs
index 2e1f6a4..17704d9 100644
--- a/ng-verifier/src/types.rs
+++ b/ng-verifier/src/types.rs
@@ -75,6 +75,15 @@ impl DiscreteTransaction {
             | Self::Automerge(v) => v.to_vec(),
         }
     }
+    pub fn as_slice(&self) -> &[u8] {
+        match self {
+            Self::YMap(v)
+            | Self::YArray(v)
+            | Self::YXml(v)
+            | Self::YText(v)
+            | Self::Automerge(v) => v,
+        }
+    }
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize)]
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e2ae34a..79664c9 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -7,6 +7,7 @@ importers:
 
   ng-app:
     specifiers:
+      '@automerge/automerge': ^2.2.8
       '@codemirror/autocomplete': ^6.17.0
       '@codemirror/commands': ^6.6.0
       '@codemirror/lang-css': ^6.0.1
@@ -105,6 +106,7 @@ importers:
       y-protocols: ^1.0.1
       yjs: ^13.6.18
     dependencies:
+      '@automerge/automerge': 2.2.8
       '@codemirror/autocomplete': 6.17.0_y4udqqf6vpekb2i4jypui2pd5e
       '@codemirror/commands': 6.6.0
       '@codemirror/lang-css': 6.2.1_@codemirror+view@6.29.1
@@ -250,6 +252,12 @@ packages:
       '@jridgewell/trace-mapping': 0.3.25
     dev: false
 
+  /@automerge/automerge/2.2.8:
+    resolution: {integrity: sha512-kP6Z9lIkNeIGe/jhF8SUQAgUMwVjtXCBL0eZEgQGCoWvPNTPcg8fnQco28XkYBrfkkuqiEUAbdHhJmSp0y79ug==}
+    dependencies:
+      uuid: 9.0.0
+    dev: false
+
   /@codemirror/autocomplete/6.17.0_auqt24wwbhvfpe3kty7jtmzbdy:
     resolution: {integrity: sha512-fdfj6e6ZxZf8yrkMHUSJJir7OJkHkZKaOZGzLWIYp2PZ3jd+d+UjG8zVPqJF6d3bKxkhvXTPan/UZ1t7Bqm0gA==}
     peerDependencies: