diff --git a/native_client/javascript/package.json.in b/native_client/javascript/package.json.in
index 00079851..09dad3a5 100644
--- a/native_client/javascript/package.json.in
+++ b/native_client/javascript/package.json.in
@@ -32,7 +32,7 @@
         "host"        : "https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.tensorflow.pip.v1.0.0-warpctc.arm/artifacts/public/"
     },
     "dependencies"  : {
-      "node-pre-gyp": "0.14.x",
+      "node-pre-gyp": "0.15.x",
       "argparse": "1.0.x",
       "sox-stream": "2.0.x",
       "memory-stream": "0.0.3",
diff --git a/taskcluster/.shared.yml b/taskcluster/.shared.yml
index a5492b82..c0ff888c 100644
--- a/taskcluster/.shared.yml
+++ b/taskcluster/.shared.yml
@@ -29,6 +29,7 @@ nodejs:
     prep_11: 'echo "deb http://deb.nodesource.com/node_11.x xenial main" > /etc/apt/sources.list.d/nodesource.list && wget -qO- https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -'
     prep_12: 'echo "deb http://deb.nodesource.com/node_12.x xenial main" > /etc/apt/sources.list.d/nodesource.list && wget -qO- https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -'
     prep_13: 'echo "deb http://deb.nodesource.com/node_13.x xenial main" > /etc/apt/sources.list.d/nodesource.list && wget -qO- https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -'
+    prep_14: 'echo "deb http://deb.nodesource.com/node_14.x xenial main" > /etc/apt/sources.list.d/nodesource.list && wget -qO- https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -'
   packages_docs_bionic:
     apt: 'nodejs'
     apt_pinning: '(echo "Package: nodejs" && echo "Pin: origin deb.nodesource.com" && echo "Pin-Priority: 999") > /etc/apt/preferences'
@@ -41,26 +42,29 @@ nodejs:
     prep_11: 'echo "deb http://deb.nodesource.com/node_11.x buster main" > /etc/apt/sources.list.d/nodesource.list && wget -qO- https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -'
     prep_12: 'echo "deb http://deb.nodesource.com/node_12.x buster main" > /etc/apt/sources.list.d/nodesource.list && wget -qO- https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -'
     prep_13: 'echo "deb http://deb.nodesource.com/node_13.x buster main" > /etc/apt/sources.list.d/nodesource.list && wget -qO- https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -'
+    prep_14: 'echo "deb http://deb.nodesource.com/node_14.x buster main" > /etc/apt/sources.list.d/nodesource.list && wget -qO- https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -'
   brew:
     prep_10: 'export NVM_DIR=$TASKCLUSTER_TASK_DIR/homebrew-tests/.nvm/ && source "$TASKCLUSTER_TASK_DIR/homebrew-tests/opt/nvm/nvm.sh" && nvm use 10.18.1'
     prep_11: 'export NVM_DIR=$TASKCLUSTER_TASK_DIR/homebrew-tests/.nvm/ && source "$TASKCLUSTER_TASK_DIR/homebrew-tests/opt/nvm/nvm.sh" && nvm use 11.15.0'
     prep_12: 'export NVM_DIR=$TASKCLUSTER_TASK_DIR/homebrew-tests/.nvm/ && source "$TASKCLUSTER_TASK_DIR/homebrew-tests/opt/nvm/nvm.sh" && nvm use 12.8.1'
     prep_13: 'export NVM_DIR=$TASKCLUSTER_TASK_DIR/homebrew-tests/.nvm/ && source "$TASKCLUSTER_TASK_DIR/homebrew-tests/opt/nvm/nvm.sh" && nvm use 13.1.0'
+    prep_14: 'export NVM_DIR=$TASKCLUSTER_TASK_DIR/homebrew-tests/.nvm/ && source "$TASKCLUSTER_TASK_DIR/homebrew-tests/opt/nvm/nvm.sh" && nvm use 14.3.0'
   win:
     prep_10: '/usr/bin/wget.exe https://nodejs.org/dist/v10.18.1/node-v10.18.1-win-x64.zip && ""C:\Program Files\7-zip\7z.exe"" x -o$TASKCLUSTER_NODE_DIR -tzip -aoa node-v10.18.1-win-x64.zip && rm node-*.zip && export PATH=$TASKCLUSTER_TASK_DIR/bin/node-v10.18.1-win-x64/:$PATH'
     prep_11: '/usr/bin/wget.exe https://nodejs.org/dist/v11.15.0/node-v11.15.0-win-x64.zip && ""C:\Program Files\7-zip\7z.exe"" x -o$TASKCLUSTER_NODE_DIR -tzip -aoa node-v11.15.0-win-x64.zip && rm node-*.zip && export PATH=$TASKCLUSTER_TASK_DIR/bin/node-v11.15.0-win-x64/:$PATH'
     prep_12: '/usr/bin/wget.exe https://nodejs.org/dist/v12.14.1/node-v12.14.1-win-x64.zip && ""C:\Program Files\7-zip\7z.exe"" x -o$TASKCLUSTER_NODE_DIR -tzip -aoa node-v12.14.1-win-x64.zip && rm node-*.zip && export PATH=$TASKCLUSTER_TASK_DIR/bin/node-v12.14.1-win-x64/:$PATH'
     prep_13: '/usr/bin/wget.exe https://nodejs.org/dist/v13.6.0/node-v13.6.0-win-x64.zip && ""C:\Program Files\7-zip\7z.exe"" x -o$TASKCLUSTER_NODE_DIR -tzip -aoa node-v13.6.0-win-x64.zip && rm node-*.zip && export PATH=$TASKCLUSTER_TASK_DIR/bin/node-v13.6.0-win-x64/:$PATH'
+    prep_14: '/usr/bin/wget.exe https://nodejs.org/dist/v14.3.0/node-v14.3.0-win-x64.zip && ""C:\Program Files\7-zip\7z.exe"" x -o$TASKCLUSTER_NODE_DIR -tzip -aoa node-v14.3.0-win-x64.zip && rm node-*.zip && export PATH=$TASKCLUSTER_TASK_DIR/bin/node-v14.3.0-win-x64/:$PATH'
 system:
   node_gyp_cache:
-    url: 'https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.node-gyp-cache.2/artifacts/public/node-gyp-cache.tar.gz'
-    namespace: 'project.deepspeech.node-gyp-cache.2'
+    url: 'https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.node-gyp-cache.3/artifacts/public/node-gyp-cache.tar.gz'
+    namespace: 'project.deepspeech.node-gyp-cache.3'
   homebrew_builds:
-    url: 'https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.homebrew_builds.4/artifacts/public/homebrew_builds.tar.gz'
-    namespace: 'project.deepspeech.homebrew_builds.4'
+    url: 'https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.homebrew_builds.5/artifacts/public/homebrew_builds.tar.gz'
+    namespace: 'project.deepspeech.homebrew_builds.5'
   homebrew_tests:
-    url: 'https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.homebrew_tests.4/artifacts/public/homebrew_tests.tar.gz'
-    namespace: 'project.deepspeech.homebrew_tests.4'
+    url: 'https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.homebrew_tests.5/artifacts/public/homebrew_tests.tar.gz'
+    namespace: 'project.deepspeech.homebrew_tests.5'
   android_cache:
     arm64_v8a:
       android_24:
diff --git a/taskcluster/homebrew_builds-darwin-amd64.yml b/taskcluster/homebrew_builds-darwin-amd64.yml
index 258f9ded..4dac3a13 100644
--- a/taskcluster/homebrew_builds-darwin-amd64.yml
+++ b/taskcluster/homebrew_builds-darwin-amd64.yml
@@ -1,8 +1,8 @@
 build:
   template_file: homebrew-darwin-opt-base.tyml
   homebrew:
-    url: 'https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.homebrew_builds.4/artifacts/public/homebrew_builds.tar.gz'
-    namespace: 'project.deepspeech.homebrew_builds.4'
+    url: 'https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.homebrew_builds.5/artifacts/public/homebrew_builds.tar.gz'
+    namespace: 'project.deepspeech.homebrew_builds.5'
   scripts:
     build: "taskcluster/homebrew-build.sh --builds"
     package: "taskcluster/homebrew-package.sh --builds"
diff --git a/taskcluster/homebrew_tests-darwin-amd64.yml b/taskcluster/homebrew_tests-darwin-amd64.yml
index 68e61bdd..1b9fc38c 100644
--- a/taskcluster/homebrew_tests-darwin-amd64.yml
+++ b/taskcluster/homebrew_tests-darwin-amd64.yml
@@ -1,8 +1,8 @@
 build:
   template_file: homebrew-darwin-opt-base.tyml
   homebrew:
-    url: 'https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.homebrew_tests.4/artifacts/public/homebrew_tests.tar.gz'
-    namespace: 'project.deepspeech.homebrew_tests.4'
+    url: 'https://community-tc.services.mozilla.com/api/index/v1/task/project.deepspeech.homebrew_tests.5/artifacts/public/homebrew_tests.tar.gz'
+    namespace: 'project.deepspeech.homebrew_tests.5'
   scripts:
     build: "taskcluster/homebrew-build.sh --tests"
     package: "taskcluster/homebrew-package.sh --tests"
diff --git a/taskcluster/tc-all-vars.sh b/taskcluster/tc-all-vars.sh
index 67f86bf4..37a74ff3 100755
--- a/taskcluster/tc-all-vars.sh
+++ b/taskcluster/tc-all-vars.sh
@@ -87,5 +87,5 @@ SUPPORTED_PYTHON_VERSIONS=${SUPPORTED_PYTHON_VERSIONS:-3.5.8:ucs2 3.6.10:ucs2 3.
 # When updating NodeJS / ElectronJS supported versions, do not forget to increment
 # deepspeech.node-gyp-cache.<X> in both `system.node_gyp_cache` (taskcluster/.shared.yml)
 # and route index (taskcluster/node-gyp-cache.yml) to ensure the cache is updated
-SUPPORTED_NODEJS_VERSIONS=${SUPPORTED_NODEJS_VERSIONS:-10.18.1 11.15.0 12.8.1 13.1.0}
+SUPPORTED_NODEJS_VERSIONS=${SUPPORTED_NODEJS_VERSIONS:-10.18.1 11.15.0 12.8.1 13.1.0 14.0.0}
 SUPPORTED_ELECTRONJS_VERSIONS=${SUPPORTED_ELECTRONJS_VERSIONS:-5.0.13 6.0.12 6.1.7 7.0.1 7.1.8 8.0.1}
diff --git a/taskcluster/test-nodejs_14x-armbian-arm64-opt.yml b/taskcluster/test-nodejs_14x-armbian-arm64-opt.yml
new file mode 100644
index 00000000..d576c7ca
--- /dev/null
+++ b/taskcluster/test-nodejs_14x-armbian-arm64-opt.yml
@@ -0,0 +1,14 @@
+build:
+  template_file: test-armbian-opt-base.tyml
+  dependencies:
+    - "linux-arm64-cpu-opt"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.packages_buster.prep_14} && ${nodejs.packages_buster.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_buster.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node_tflite-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech ARMbian ARM64 Cortex-A53 CPU NodeJS 14.x tests"
+    description: "Testing DeepSpeech forARMbian ARM64 Cortex-A53 on NodeJS v14.x, CPU only, optimized version"
diff --git a/taskcluster/test-nodejs_14x-darwin-amd64-opt.yml b/taskcluster/test-nodejs_14x-darwin-amd64-opt.yml
new file mode 100644
index 00000000..8cf3f96f
--- /dev/null
+++ b/taskcluster/test-nodejs_14x-darwin-amd64-opt.yml
@@ -0,0 +1,15 @@
+build:
+  template_file: test-darwin-opt-base.tyml
+  dependencies:
+    - "darwin-amd64-cpu-opt"
+    - "test-training_16k-linux-amd64-py36m-opt"
+    - "homebrew_tests-darwin-amd64"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.brew.prep_14}
+  args:
+    tests_cmdline: "$TASKCLUSTER_TASK_DIR/DeepSpeech/ds/taskcluster/tc-node-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech OSX AMD64 CPU NodeJS 14.x tests"
+    description: "Testing DeepSpeech for OSX/AMD64 on NodeJS v14.x, CPU only, optimized version"
diff --git a/taskcluster/test-nodejs_14x-raspbian-rpi3-opt.yml b/taskcluster/test-nodejs_14x-raspbian-rpi3-opt.yml
new file mode 100644
index 00000000..22ab6195
--- /dev/null
+++ b/taskcluster/test-nodejs_14x-raspbian-rpi3-opt.yml
@@ -0,0 +1,14 @@
+build:
+  template_file: test-raspbian-opt-base.tyml
+  dependencies:
+    - "linux-rpi3-cpu-opt"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.packages_buster.prep_14} && ${nodejs.packages_buster.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_buster.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node_tflite-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Raspbian RPi3/ARMv7 CPU NodeJS 14.x tests"
+    description: "Testing DeepSpeech for Raspbian RPi3/ARMv7 on NodeJS v14.x, CPU only, optimized version"
diff --git a/taskcluster/test-nodejs_14x-win-amd64-opt.yml b/taskcluster/test-nodejs_14x-win-amd64-opt.yml
new file mode 100644
index 00000000..57a4397f
--- /dev/null
+++ b/taskcluster/test-nodejs_14x-win-amd64-opt.yml
@@ -0,0 +1,14 @@
+build:
+  template_file: test-win-opt-base.tyml
+  dependencies:
+    - "win-amd64-cpu-opt"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${system.sox_win} && ${nodejs.win.prep_14}
+  args:
+    tests_cmdline: "${system.homedir.win}/DeepSpeech/ds/taskcluster/tc-node-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Windows AMD64 CPU NodeJS 14.x tests"
+    description: "Testing DeepSpeech for Windows/AMD64 on NodeJS v14.x, CPU only, optimized version"
diff --git a/taskcluster/test-nodejs_14x_16k-linux-amd64-opt.yml b/taskcluster/test-nodejs_14x_16k-linux-amd64-opt.yml
new file mode 100644
index 00000000..84b77785
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_16k-linux-amd64-opt.yml
@@ -0,0 +1,15 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "linux-amd64-cpu-opt"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 CPU NodeJS 14.x tests (16kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS v14.x, CPU only, optimized version (16kHz)"
diff --git a/taskcluster/test-nodejs_14x_16k-linux-amd64-prod_pbmodel-opt.yml b/taskcluster/test-nodejs_14x_16k-linux-amd64-prod_pbmodel-opt.yml
new file mode 100644
index 00000000..0d195a45
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_16k-linux-amd64-prod_pbmodel-opt.yml
@@ -0,0 +1,13 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "linux-amd64-cpu-opt"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node-tests-prod.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 CPU NodeJS 14.x prod tests (16kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS v14.x on prod model, CPU only, optimized version (16kHz)"
diff --git a/taskcluster/test-nodejs_14x_16k_multiarchpkg-linux-amd64-opt.yml b/taskcluster/test-nodejs_14x_16k_multiarchpkg-linux-amd64-opt.yml
new file mode 100644
index 00000000..4c1c5fa7
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_16k_multiarchpkg-linux-amd64-opt.yml
@@ -0,0 +1,15 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "node-package-cpu"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 CPU NodeJS MultiArch Package 14.x tests (16kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS MultiArch Package v14.x, CPU only, optimized version (16kHz)"
diff --git a/taskcluster/test-nodejs_14x_16k_multiarchpkg-linux-amd64-prod_pbmodel-opt.yml b/taskcluster/test-nodejs_14x_16k_multiarchpkg-linux-amd64-prod_pbmodel-opt.yml
new file mode 100644
index 00000000..2f51e579
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_16k_multiarchpkg-linux-amd64-prod_pbmodel-opt.yml
@@ -0,0 +1,13 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "node-package-cpu"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node-tests-prod.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 CPU NodeJS MultiArch Package 14.x prod tests (16kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS MultiArch Package v14.x on prod model, CPU only, optimized version (16kHz)"
diff --git a/taskcluster/test-nodejs_14x_16k_multiarchpkg-linux-tflite-opt.yml b/taskcluster/test-nodejs_14x_16k_multiarchpkg-linux-tflite-opt.yml
new file mode 100644
index 00000000..ef8b1f66
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_16k_multiarchpkg-linux-tflite-opt.yml
@@ -0,0 +1,15 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "node-package-tflite"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node_tflite-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 TFLite NodeJS MultiArch Package 14.x tests (16kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS MultiArch Package v14.x, TFLite only, optimized version (16kHz)"
diff --git a/taskcluster/test-nodejs_14x_16k_tflite-linux-amd64-prod-opt.yml b/taskcluster/test-nodejs_14x_16k_tflite-linux-amd64-prod-opt.yml
new file mode 100644
index 00000000..57e2d23a
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_16k_tflite-linux-amd64-prod-opt.yml
@@ -0,0 +1,13 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "linux-amd64-tflite-opt"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node_tflite-tests-prod.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 TFLite NodeJS 14.x prod tests (16kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS v14.x on prod model, TFLite, optimized version (16kHz)"
diff --git a/taskcluster/test-nodejs_14x_8k-linux-amd64-opt.yml b/taskcluster/test-nodejs_14x_8k-linux-amd64-opt.yml
new file mode 100644
index 00000000..9f064566
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_8k-linux-amd64-opt.yml
@@ -0,0 +1,15 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "linux-amd64-cpu-opt"
+    - "test-training_8k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_8k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node-tests.sh 14.x 8k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 CPU NodeJS 14.x tests (8kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS v14.x, CPU only, optimized version (8kHz)"
diff --git a/taskcluster/test-nodejs_14x_8k-linux-amd64-prod_pbmodel-opt.yml b/taskcluster/test-nodejs_14x_8k-linux-amd64-prod_pbmodel-opt.yml
new file mode 100644
index 00000000..a90c7dfe
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_8k-linux-amd64-prod_pbmodel-opt.yml
@@ -0,0 +1,13 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "linux-amd64-cpu-opt"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node-tests-prod.sh 14.x 8k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 CPU NodeJS 14.x prod tests (8kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS v14.x on prod model, CPU only, optimized version (8kHz)"
diff --git a/taskcluster/test-nodejs_14x_8k_multiarchpkg-linux-amd64-opt.yml b/taskcluster/test-nodejs_14x_8k_multiarchpkg-linux-amd64-opt.yml
new file mode 100644
index 00000000..595bf5dd
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_8k_multiarchpkg-linux-amd64-opt.yml
@@ -0,0 +1,15 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "node-package-cpu"
+    - "test-training_8k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_8k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node-tests.sh 14.x 8k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 CPU NodeJS MultiArch Package 14.x tests (8kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS MultiArch Package v14.x, CPU only, optimized version (8kHz)"
diff --git a/taskcluster/test-nodejs_14x_8k_multiarchpkg-linux-amd64-prod_pbmodel-opt.yml b/taskcluster/test-nodejs_14x_8k_multiarchpkg-linux-amd64-prod_pbmodel-opt.yml
new file mode 100644
index 00000000..a66a9345
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_8k_multiarchpkg-linux-amd64-prod_pbmodel-opt.yml
@@ -0,0 +1,13 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "node-package-cpu"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node-tests-prod.sh 14.x 8k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 CPU NodeJS MultiArch Package 14.x prod tests (8kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS MultiArch Package v14.x on prod model, CPU only, optimized version (8kHz)"
diff --git a/taskcluster/test-nodejs_14x_8k_multiarchpkg-linux-tflite-opt.yml b/taskcluster/test-nodejs_14x_8k_multiarchpkg-linux-tflite-opt.yml
new file mode 100644
index 00000000..3f7db2d5
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_8k_multiarchpkg-linux-tflite-opt.yml
@@ -0,0 +1,15 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "node-package-tflite"
+    - "test-training_8k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_8k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node_tflite-tests.sh 14.x 8k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 TFLite NodeJS MultiArch Package 14.x tests (8kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS MultiArch Package v14.x, TFLite only, optimized version (8kHz)"
diff --git a/taskcluster/test-nodejs_14x_8k_tflite-linux-amd64-prod-opt.yml b/taskcluster/test-nodejs_14x_8k_tflite-linux-amd64-prod-opt.yml
new file mode 100644
index 00000000..01da67be
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_8k_tflite-linux-amd64-prod-opt.yml
@@ -0,0 +1,13 @@
+build:
+  template_file: test-linux-opt-base.tyml
+  docker_image: "ubuntu:16.04"
+  dependencies:
+    - "linux-amd64-tflite-opt"
+  system_setup:
+    >
+      ${nodejs.packages_xenial.prep_14} && ${nodejs.packages_xenial.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_xenial.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node_tflite-tests-prod.sh 14.x 8k"
+  metadata:
+    name: "DeepSpeech Linux AMD64 TFLite NodeJS 14.x prod tests (8kHz)"
+    description: "Testing DeepSpeech for Linux/AMD64 on NodeJS v14.x on prod model, TFLite, optimized version (8kHz)"
diff --git a/taskcluster/test-nodejs_14x_multiarchpkg-armbian-arm64-opt.yml b/taskcluster/test-nodejs_14x_multiarchpkg-armbian-arm64-opt.yml
new file mode 100644
index 00000000..2f7b792e
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_multiarchpkg-armbian-arm64-opt.yml
@@ -0,0 +1,14 @@
+build:
+  template_file: test-armbian-opt-base.tyml
+  dependencies:
+    - "node-package-cpu"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.packages_buster.prep_14} && ${nodejs.packages_buster.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_buster.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node_tflite-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech ARMbian ARM64 Cortex-A53 CPU NodeJS MultiArch Package 14.x tests"
+    description: "Testing DeepSpeech forARMbian ARM64 Cortex-A53 on NodeJS MultiArch Package v14.x, CPU only, optimized version"
diff --git a/taskcluster/test-nodejs_14x_multiarchpkg-darwin-amd64-opt.yml b/taskcluster/test-nodejs_14x_multiarchpkg-darwin-amd64-opt.yml
new file mode 100644
index 00000000..3c7a9cbf
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_multiarchpkg-darwin-amd64-opt.yml
@@ -0,0 +1,15 @@
+build:
+  template_file: test-darwin-opt-base.tyml
+  dependencies:
+    - "node-package-cpu"
+    - "test-training_16k-linux-amd64-py36m-opt"
+    - "homebrew_tests-darwin-amd64"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.brew.prep_14}
+  args:
+    tests_cmdline: "$TASKCLUSTER_TASK_DIR/DeepSpeech/ds/taskcluster/tc-node-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech OSX AMD64 CPU NodeJS MultiArch Package 14.x tests"
+    description: "Testing DeepSpeech for OSX/AMD64 on NodeJS MultiArch Package v14.x, CPU only, optimized version"
diff --git a/taskcluster/test-nodejs_14x_multiarchpkg-darwin-tflite-opt.yml b/taskcluster/test-nodejs_14x_multiarchpkg-darwin-tflite-opt.yml
new file mode 100644
index 00000000..9d5aa2f1
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_multiarchpkg-darwin-tflite-opt.yml
@@ -0,0 +1,15 @@
+build:
+  template_file: test-darwin-opt-base.tyml
+  dependencies:
+    - "node-package-tflite"
+    - "test-training_16k-linux-amd64-py36m-opt"
+    - "homebrew_tests-darwin-amd64"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.brew.prep_14}
+  args:
+    tests_cmdline: "$TASKCLUSTER_TASK_DIR/DeepSpeech/ds/taskcluster/tc-node_tflite-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech OSX AMD64 TFLite NodeJS MultiArch Package 14.x tests"
+    description: "Testing DeepSpeech for OSX/AMD64 on NodeJS MultiArch Package v14.x, TFLite only, optimized version"
diff --git a/taskcluster/test-nodejs_14x_multiarchpkg-raspbian-rpi3-opt.yml b/taskcluster/test-nodejs_14x_multiarchpkg-raspbian-rpi3-opt.yml
new file mode 100644
index 00000000..6fb29de1
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_multiarchpkg-raspbian-rpi3-opt.yml
@@ -0,0 +1,14 @@
+build:
+  template_file: test-raspbian-opt-base.tyml
+  dependencies:
+    - "node-package-cpu"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${nodejs.packages_buster.prep_14} && ${nodejs.packages_buster.apt_pinning} && apt-get -qq update && apt-get -qq -y install ${nodejs.packages_buster.apt}
+  args:
+    tests_cmdline: "${system.homedir.linux}/DeepSpeech/ds/taskcluster/tc-node_tflite-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Raspbian RPi3/ARMv7 CPU NodeJS MultiArch Package 14.x tests"
+    description: "Testing DeepSpeech for Raspbian RPi3/ARMv7 on NodeJS MultiArch Package v14.x, CPU only, optimized version"
diff --git a/taskcluster/test-nodejs_14x_multiarchpkg-win-amd64-opt.yml b/taskcluster/test-nodejs_14x_multiarchpkg-win-amd64-opt.yml
new file mode 100644
index 00000000..bd7de4d9
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_multiarchpkg-win-amd64-opt.yml
@@ -0,0 +1,14 @@
+build:
+  template_file: test-win-opt-base.tyml
+  dependencies:
+    - "node-package-cpu"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${system.sox_win} && ${nodejs.win.prep_14}
+  args:
+    tests_cmdline: "${system.homedir.win}/DeepSpeech/ds/taskcluster/tc-node-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Windows AMD64 CPU NodeJS MultiArch Package 14.x tests"
+    description: "Testing DeepSpeech for Windows/AMD64 on NodeJS MultiArch Package v14.x, CPU only, optimized version"
diff --git a/taskcluster/test-nodejs_14x_multiarchpkg-win-cuda-opt.yml b/taskcluster/test-nodejs_14x_multiarchpkg-win-cuda-opt.yml
new file mode 100644
index 00000000..733afc8f
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_multiarchpkg-win-cuda-opt.yml
@@ -0,0 +1,14 @@
+build:
+  template_file: test-win-cuda-opt-base.tyml
+  dependencies:
+    - "node-package-gpu"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${system.sox_win} && ${nodejs.win.prep_14}
+  args:
+    tests_cmdline: "${system.homedir.win}/DeepSpeech/ds/taskcluster/tc-node-tests.sh 14.x 16k cuda"
+  metadata:
+    name: "DeepSpeech Windows AMD64 CUDA NodeJS MultiArch Package 14.x tests"
+    description: "Testing DeepSpeech for Windows/AMD64 on NodeJS MultiArch Package v14.x, CUDA, optimized version"
diff --git a/taskcluster/test-nodejs_14x_multiarchpkg-win-tflite-opt.yml b/taskcluster/test-nodejs_14x_multiarchpkg-win-tflite-opt.yml
new file mode 100644
index 00000000..f2721d6c
--- /dev/null
+++ b/taskcluster/test-nodejs_14x_multiarchpkg-win-tflite-opt.yml
@@ -0,0 +1,14 @@
+build:
+  template_file: test-win-opt-base.tyml
+  dependencies:
+    - "node-package-tflite"
+    - "test-training_16k-linux-amd64-py36m-opt"
+  test_model_task: "test-training_16k-linux-amd64-py36m-opt"
+  system_setup:
+    >
+      ${system.sox_win} && ${nodejs.win.prep_14}
+  args:
+    tests_cmdline: "${system.homedir.win}/DeepSpeech/ds/taskcluster/tc-node_tflite-tests.sh 14.x 16k"
+  metadata:
+    name: "DeepSpeech Windows AMD64 TFLite NodeJS MultiArch Package 14.x tests"
+    description: "Testing DeepSpeech for Windows/AMD64 on NodeJS MultiArch Package v14.x, TFLite only, optimized version"