diff --git a/1.20.package.json b/1.20.package.json
new file mode 100644
index 0000000000000000000000000000000000000000..8c6859d1cefaa853c358f2286c23117bbd562496
--- /dev/null
+++ b/1.20.package.json
@@ -0,0 +1,71 @@
+{
+  "private": true,
+  "dependencies": {
+    "@theia/core": "1.20",
+    "@theia/callhierarchy": "1.20",
+    "@theia/file-search": "1.20",
+    "@theia/editor": "1.20",
+    "@theia/git": "1.20",
+    "@theia/markers": "1.20",
+    "@theia/editor-preview": "1.20",
+    "@theia/keymaps": "1.20",
+    "@theia/filesystem": "1.20",
+    "@theia/output": "1.20",
+    "@theia/plugin": "1.20",
+    "@theia/plugin-ext": "1.20",
+    "@theia/plugin-ext-vscode": "1.20",
+    "@theia/process": "1.20",
+    "@theia/scm": "1.20",
+    "@theia/task": "1.20",
+    "@theia/typehierarchy": "1.20",
+    "@theia/userstorage": "1.20",
+    "@theia/variable-resolver": "1.20",
+    "@theia/workspace": "1.20",
+    "@theia/monaco": "1.20",
+    "@theia/messages": "1.20",
+    "@theia/navigator": "1.20",
+    "@theia/outline-view": "1.20",
+    "@theia/preferences": "1.20",
+    "@theia/preview": "1.20",
+    "@theia/search-in-workspace": "1.20",
+    "@theia/terminal": "1.20",
+    "@theia/mini-browser": "1.20",
+    "@theia/vsx-registry": "1.20",
+    "@theia/console": "1.20"
+  },
+  "devDependencies": {
+    "@theia/cli": "1.20"
+  },
+  "scripts": {
+    "prepare": "yarn run clean && yarn build && yarn run download:plugins",
+    "clean": "theia clean",
+    "build": "theia build --mode development",
+    "start": "theia start --plugins=local-dir:plugins",
+    "download:plugins": "theia download:plugins"
+  },
+  "theiaPluginsDir": "plugins",
+  "theiaPlugins": {
+    "vscode-builtin-extensions-pack": "https://open-vsx.org/api/eclipse-theia/builtin-extension-pack/1.50.1/file/eclipse-theia.builtin-extension-pack-1.50.1.vsix",
+    "vscode-builtins-pack": "https://open-vsx.org/api/eclipse-theia/builtin-extension-pack/1.50.1/file/eclipse-theia.builtin-extension-pack-1.50.1.vsix",
+    "vscode.git": "https://open-vsx.org/api/vscode/git/1.52.1/file/vscode.git-1.52.1.vsix",
+    "vscode.markdown-language-features": "https://open-vsx.org/api/vscode/markdown-language-features/1.39.2/file/vscode.markdown-language-features-1.39.2.vsix",
+    "vscode.editorconfig": "https://github.com/theia-ide/editorconfig-vscode/releases/download/v0.14.4/EditorConfig-0.14.4.vsix",
+    "vscode-clangd": "https://open-vsx.org/api/llvm-vs-code-extensions/vscode-clangd/0.1.11/file/llvm-vs-code-extensions.vscode-clangd-0.1.11.vsix",
+    "cdt-gdb-vscode": "https://open-vsx.org/api/eclipse-cdt/cdt-gdb-vscode/0.0.92/file/eclipse-cdt.cdt-gdb-vscode-0.0.92.vsix",
+    "vscode-eslint": "https://github.com/theia-ide/vscode-eslint/releases/download/release%2F2.0.15/vscode-eslint-2.0.15.vsix",
+    "vscode-go": "https://open-vsx.org/api/golang/Go/0.16.2/file/golang.Go-0.16.2.vsix",
+    "vscode-java-debug": "https://github.com/microsoft/vscode-java-debug/releases/download/0.28.0/vscjava.vscode-java-debug-0.28.0.vsix",
+    "vscode-java-dependency-viewer": "https://github.com/microsoft/vscode-java-dependency/releases/download/0.18.8/vscjava.vscode-java-dependency-0.18.8.vsix",
+    "vscode-java-redhat": "https://github.com/redhat-developer/vscode-java/releases/download/v1.1.0/redhat.java-1.1.0.vsix",
+    "vscode-java-test": "https://github.com/microsoft/vscode-java-test/releases/download/0.33.0/vscjava.vscode-java-test-0.33.0.vsix",
+    "vscode-python": "https://open-vsx.org/api/ms-python/python/2020.8.105369/file/ms-python.python-2020.8.105369.vsix",
+    "vscode-ruby": "https://github.com/rubyide/vscode-ruby/releases/download/v0.25.0/ruby-0.25.0.vsix",
+    "plantuml": "https://open-vsx.org/api/jebbs/plantuml/2.14.0/file/jebbs.plantuml-2.14.0.vsix",
+    "yangster": "https://open-vsx.org/api/typefox/yang-vscode/2.0.3/file/typefox.yang-vscode-2.0.3.vsix"
+  },
+  "theiaPluginsExcludeIds": [
+    "vscode.extension-editing",
+    "vscode.github",
+    "vscode.microsoft-authentication"
+  ]
+}
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000000000000000000000000000000000000..7ab6965574c38faaeb7e91a678b9d32c712a88c2
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,229 @@
+FROM ubuntu:18.04 as common
+
+ENV DEBIAN_FRONTEND noninteractive
+
+ARG NODE_VERSION=12.18.3
+ENV NODE_VERSION $NODE_VERSION
+ENV YARN_VERSION 1.22.5
+
+# Common deps
+RUN apt-get update && \
+    apt-get -y install build-essential \
+                       curl \
+                       git \
+                       gpg \
+                       python \
+                       wget \
+                       xz-utils \
+                       sudo \
+                       libsecret-1-dev \
+    && \
+    apt-get clean && \
+    apt-get autoremove -y && \
+    rm -rf /var/cache/apt/* && \
+    rm -rf /var/lib/apt/lists/* && \
+    rm -rf /tmp/*
+
+## User account
+RUN adduser --disabled-password --gecos '' theia && \
+    adduser theia sudo && \
+    echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
+
+# Install node and yarn
+# From: https://github.com/nodejs/docker-node/blob/6b8d86d6ad59e0d1e7a94cec2e909cad137a028f/8/Dockerfile
+
+# gpg keys listed at https://github.com/nodejs/node#release-keys
+RUN set -ex \
+    && for key in \
+    4ED778F539E3634C779C87C6D7062848A1AB005C \
+    B9E2F5981AA6E0CD28160D9FF13993A75599653C \
+    94AE36675C464D64BAFA68DD7434390BDBE9B9C5 \
+    B9AE9905FFD7803F25714661B63B535A4C206CA9 \
+    77984A986EBC2AA786BC0F66B01FBB92821C587A \
+    71DCFD284A79C3B38668286BC97EC7A07EDE3FC1 \
+    FD3A5288F042B6850C66B31F09FE44734EB7990E \
+    8FCCA13FEF1D0C2E91008E09770F7A9A5AE15600 \
+    C4F0DFFF4E8C1A8236409D08E73BC641CC11F4C8 \
+    DD8F2338BAE7501E3DD5AC78C273792F7D83545D \
+    A48C2BEE680E841632CD4E44F07496B3EB3C1762 \
+    ; do \
+    gpg --batch --keyserver keyserver.ubuntu.com --recv-key "$key" || \
+    gpg --batch --keyserver keys.openpgp.org --recv-key "$key" || \
+    gpg --batch --keyserver pgp.mit.edu --recv-keys "$key" || \
+    gpg --batch --keyserver keyserver.pgp.com --recv-keys "$key" ; \
+    done
+
+RUN ARCH= && dpkgArch="$(dpkg --print-architecture)" \
+    && case "${dpkgArch##*-}" in \
+    amd64) ARCH='x64';; \
+    ppc64el) ARCH='ppc64le';; \
+    s390x) ARCH='s390x';; \
+    arm64) ARCH='arm64';; \
+    armhf) ARCH='armv7l';; \
+    i386) ARCH='x86';; \
+    *) echo "unsupported architecture"; exit 1 ;; \
+    esac \
+    && curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-$ARCH.tar.xz" \
+    && curl -SLO --compressed "https://nodejs.org/dist/v$NODE_VERSION/SHASUMS256.txt.asc" \
+    && gpg --batch --decrypt --output SHASUMS256.txt SHASUMS256.txt.asc \
+    && grep " node-v$NODE_VERSION-linux-$ARCH.tar.xz\$" SHASUMS256.txt | sha256sum -c - \
+    && tar -xJf "node-v$NODE_VERSION-linux-$ARCH.tar.xz" -C /usr/local --strip-components=1 --no-same-owner \
+    && rm "node-v$NODE_VERSION-linux-$ARCH.tar.xz" SHASUMS256.txt.asc SHASUMS256.txt \
+    && ln -s /usr/local/bin/node /usr/local/bin/nodejs
+
+RUN set -ex \
+    && for key in \
+    6A010C5166006599AA17F08146C2130DFD2497F5 \
+    ; do \
+    gpg --batch --keyserver keyserver.ubuntu.com --recv-key "$key" || \
+    gpg --batch --keyserver keys.openpgp.org --recv-key "$key" || \
+    gpg --batch --keyserver pgp.mit.edu --recv-key "$key" || \
+    gpg --batch --keyserver keyserver.pgp.com --recv-keys "$key" ; \
+    done \
+    && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz" \
+    && curl -fSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
+    && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
+    && mkdir -p /opt/yarn \
+    && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/yarn --strip-components=1 \
+    && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarn \
+    && ln -s /opt/yarn/bin/yarn /usr/local/bin/yarnpkg \
+    && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz
+
+FROM common as theia
+
+
+# Use "latest" or "next" version for Theia packages
+ARG version=latest
+
+# Optionally build a striped Theia application with no map file or .ts sources.
+# Makes image ~150MB smaller when enabled
+ARG strip=false
+ENV strip=$strip
+
+USER theia
+WORKDIR /home/theia
+ADD $version.package.json ./package.json
+
+RUN ls
+
+RUN if [ "$strip" = "true" ]; then \
+yarn --pure-lockfile && \
+    NODE_OPTIONS="--max_old_space_size=4096" yarn theia build && \
+    yarn theia download:plugins && \
+    yarn --production && \
+    yarn autoclean --init && \
+    echo *.ts >> .yarnclean && \
+    echo *.ts.map >> .yarnclean && \
+    echo *.spec.* >> .yarnclean && \
+    yarn autoclean --force && \
+    yarn cache clean \
+;else \
+yarn --cache-folder ./ycache && rm -rf ./ycache && \
+     NODE_OPTIONS="--max_old_space_size=4096" yarn theia build && yarn theia download:plugins \
+;fi
+
+FROM common
+
+# Developer tools
+
+# LSPs
+
+## GO
+# Fix from https://github.com/vince-fugnitto/theia-apps/pull/4
+ENV GO_VERSION=1.17.3 \
+    GOOS=linux \
+    GOARCH=amd64 \
+    GOROOT=/usr/local/go \
+    GOPATH=/usr/local/go-packages
+
+ENV PATH=$GOROOT/bin:$GOPATH/bin:$PATH
+
+RUN curl -fsSL https://storage.googleapis.com/golang/go$GO_VERSION.linux-amd64.tar.gz | tar -C /usr/local -xzs 
+
+# install VS Code Go tools for use with gopls as per https://github.com/golang/vscode-go/blob/master/docs/tools.md
+# also https://github.com/golang/vscode-go/blob/27bbf42a1523cadb19fad21e0f9d7c316b625684/src/goTools.ts#L139
+RUN go get -v \
+        github.com/uudashr/gopkgs/cmd/gopkgs@v2 \
+        github.com/ramya-rao-a/go-outline \
+        github.com/cweill/gotests/gotests \
+        github.com/fatih/gomodifytags \
+        github.com/josharian/impl \
+        github.com/haya14busa/goplay/cmd/goplay \
+        github.com/go-delve/delve/cmd/dlv \
+        github.com/golangci/golangci-lint/cmd/golangci-lint && \
+    GO111MODULE=on go get -v \
+        golang.org/x/tools/gopls@v0.7.3
+
+
+
+# Java
+RUN apt-get update && apt-get -y install openjdk-11-jdk maven gradle
+
+
+# Python 2-3
+RUN apt-get update \
+    && apt-get install -y software-properties-common \
+    && add-apt-repository -y ppa:deadsnakes/ppa \
+    && apt-get install -y python-dev python-pip \
+    && apt-get install -y python3.8 python3-dev python3-pip \
+    && apt-get remove -y software-properties-common \
+    && python -m pip install --upgrade pip --user \
+    && python3.8 -m pip install --upgrade pip --user \
+    && pip3 install python-language-server flake8 autopep8
+
+# .NET Core SDK
+ARG DOTNET_VERSION=3.1
+# Disables .NET telemetry
+ENV DOTNET_CLI_TELEMETRY_OPTOUT 1
+# Suppresses .NET welcome message
+ENV DOTNET_SKIP_FIRST_TIME_EXPERIENCE 1
+
+RUN curl -SLO "https://packages.microsoft.com/config/ubuntu/18.04/packages-microsoft-prod.deb" \
+    && dpkg -i packages-microsoft-prod.deb \
+    && rm packages-microsoft-prod.deb \
+    && apt-get update \
+    && apt-get install -y dotnet-sdk-$DOTNET_VERSION
+
+
+WORKDIR /home/theia
+
+COPY --from=theia --chown=theia:theia /home/theia /home/theia
+
+RUN apt-get update && apt-get -y install libsecret-1-0
+
+RUN chmod g+rw /home && \
+    mkdir -p /home/project && \
+    mkdir -p /home/theia/.pub-cache/bin && \
+    mkdir -p /usr/local/cargo && \
+    mkdir -p /usr/local/go && \
+    mkdir -p /usr/local/go-packages && \
+    chown -R theia:theia /home/project && \
+    chown -R theia:theia /home/theia/.pub-cache/bin && \
+    chown -R theia:theia /usr/local/cargo && \
+    chown -R theia:theia /usr/local/go && \
+    chown -R theia:theia /usr/local/go-packages
+
+# Theia application
+RUN apt-get clean && \
+  apt-get autoremove -y && \
+  rm -rf /var/cache/apt/* && \
+  rm -rf /var/lib/apt/lists/* && \
+  rm -rf /tmp/*
+
+# Change permissions to make the `yang-language-server` executable.
+RUN chmod +x ./plugins/yangster/extension/server/bin/yang-language-server
+
+USER theia
+EXPOSE 3000
+# Configure Theia
+ENV SHELL=/bin/bash \
+    THEIA_DEFAULT_PLUGINS=local-dir:/home/theia/plugins  \
+    # Configure user Go path
+    GOPATH=/home/project
+
+ENV LC_ALL=C.UTF-8
+ENV LANG=C.UTF-8
+
+RUN ls
+
+ENTRYPOINT [ "node", "/home/theia/src-gen/backend/main.js", "/home/project", "--hostname=0.0.0.0", "--plugins=local-dir:./plugins" ]
\ No newline at end of file
diff --git a/README.md b/README.md
index 77e53775fe0d96ecaec6d0934cf622808729910c..7dc94e01bcfab98638f3f5f82f37e393b3cb8d7c 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,7 @@
-# theia
 
+
+Theia ne supporte plus les versions Docker (https://github.com/eclipse-theia/theia/issues/10261)
+Nous maintenons une version précise avec les packages donc nous avons besoin sous $VERSION.package.json
+
+Pour construire une image Docker de Theia : `./build.sh VERSION`  
+Ceci va prendre le fichier `VERSION.package.json` et construire une image theia:$VERSION
\ No newline at end of file
diff --git a/build.sh b/build.sh
new file mode 100755
index 0000000000000000000000000000000000000000..fbaf036479416ac741fd59fc0af294c595d72de3
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+set -e
+
+TAG=${1:-latest}
+
+docker build --build-arg "version=$TAG" . -t "theia:$TAG" --no-cache
\ No newline at end of file