diff --git a/.github/workflows/binary-check.yml b/.github/workflows/binary-check.yml
index 334dcf6..16dda88 100644
--- a/.github/workflows/binary-check.yml
+++ b/.github/workflows/binary-check.yml
@@ -3,6 +3,10 @@ name: Validate Binary Compatibility
 on:
   workflow_call:
     inputs:
+      ref:
+        type: string
+        required: false
+        default: ''
       java:
         type: string
         required: false
@@ -14,10 +18,11 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           # we don't know what commit the last tag was it's safer to get entire repo so previousStableVersion resolves
           fetch-depth: 0
+          ref: ${{ inputs.ref }}
 
       - name: Coursier Cache
         id: coursier-cache
diff --git a/.github/workflows/cmd.yml b/.github/workflows/cmd.yml
index fbd307a..0fa7df4 100644
--- a/.github/workflows/cmd.yml
+++ b/.github/workflows/cmd.yml
@@ -3,10 +3,18 @@ name: Command with a default JVM, coursier caching and an optional matrix
 on:
   workflow_call:
     inputs:
+      ref:
+        type: string
+        required: false
+        default: ''
       java:
         type: string
         required: false
-        default: "[ 8 ]"
+        default: "8"
+      scala:
+        type: string
+        required: false
+        default: ""
       add-dimensions:
         type: string
         required: false
@@ -45,7 +53,18 @@ jobs:
     - id: prepare-matrix
       run: |
         add_dimensions=$(echo -n '${{ inputs.add-dimensions }}' | sed 's/^.*{//;s/}.*$//') # Remove leading { and trailing }
-        echo ::set-output name=matrix::{\"java\":$(echo '${{ inputs.java }}'), $(echo ${add_dimensions:+$add_dimensions,})\"include\":$(echo '${{ inputs.include }}'), \"exclude\":$(echo '${{ inputs.exclude }}')}
+        # input java/scala | replace whitespaces/commas/quotes by newline | drop empty | quotation | join by comma
+        java=$(echo -n '${{inputs.java}}' | sed 's/[[:blank:],"]\+/\n/g' | awk NF | sed 's/^..*$/"&"/' | sed ':a; N; $!ba; s/\n/,/g')
+        scala=$(echo -n '${{inputs.scala}}' | sed 's/[[:blank:],"]\+/\n/g' | awk NF | sed 's/^..*$/"&"/' | sed ':a; N; $!ba; s/\n/,/g')
+        matrix="{"
+        matrix+="\"java\": [$java],"
+        [[ ! -z "$scala" ]] && matrix+="\"scala\": [$scala],"
+        matrix+="$(echo ${add_dimensions:+$add_dimensions,})"
+        matrix+="\"include\":$(echo -n '${{ inputs.include }}'),"
+        matrix+="\"exclude\":$(echo -n '${{ inputs.exclude }}')"
+        matrix+="}"
+        echo $matrix
+        echo ::set-output name=matrix::$(echo $matrix)
   cmd:
     name: ${{ toJSON(matrix) }}
     needs: prepare-matrix
@@ -55,10 +74,11 @@ jobs:
       matrix: ${{fromJson(needs.prepare-matrix.outputs.matrix)}}
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           # we don't know what commit the last tag was it's safer to get entire repo so previousStableVersion resolves
           fetch-depth: 0
+          ref: ${{ inputs.ref }}
 
       - name: Set ENV variables
         if: inputs.env != ''
@@ -82,6 +102,7 @@ jobs:
 
       - name: Print helpful configs and files and show environment
         run: |
+          echo "Matrix: ${{ toJSON(matrix) }}"
           echo "$ cat /etc/sbt/jvmopts"
           cat /etc/sbt/jvmopts || true
           echo ""
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index e58ed21..edf4ad0 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -3,6 +3,10 @@ name: Publish
 on:
   workflow_call:
     inputs:
+      ref:
+        type: string
+        required: false
+        default: ''
       java:
         type: string
         required: false
@@ -23,10 +27,11 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           # we don't know what commit the last tag was it's safer to get entire repo so previousStableVersion resolves
           fetch-depth: 0
+          ref: ${{ inputs.ref }}
 
       - name: Coursier Cache
         id: coursier-cache
diff --git a/README.md b/README.md
index eb2fb6b..5b3434c 100644
--- a/README.md
+++ b/README.md
@@ -5,51 +5,20 @@ This repository contains a few configurations of GitHub features. For example a
 
 ## GitHub Actions Reusing Workflows
 
-* [Single SBT task](#single-sbt-task)
-* [Java/Scala matrix SBT task](#javascala-matrix-sbt-task)
+* [Universal CMD task](#universal-cmd-task)
 * [Publishing to Sonatype](#publishing-to-sonatype)
 * [Validate Binary Compatibility](#validate-binary-compatibility)
 * [Mark Pull Request as Ready To Merge](#mark-pull-request-as-ready-to-merge)
+* [Clear Cache](#clear-cache)
 
-### Single SBT task
+### Universal CMD task
 
-This workflow is used for running a single SBT task. It can to use for running an any BASH script or command, but we don't recommend doing that.
+This workflow is used for running any CMD task on matrix of Java versions and other dimensions.
 
-**Path**: [`.github/workflows/sbt.yml`](.github/workflows/sbt.yml)
+Every matrix dimension will be access by environment variable like `MATRIX_$(uppercase(dimension_name))` (for example `MATRIX_JAVA`).
 
-**Image**: [Ubuntu 20.04](https://hub.docker.com/layers/ubuntu/library/ubuntu/20.04/images/sha256-57df66b9fc9ce2947e434b4aa02dbe16f6685e20db0c170917d4a1962a5fe6a9?context=explore)
-
-**Uses actions**: 
-* [Coursier/Setup Action](https://github.com/coursier/setup-action)
-* [Coursier/Cache Action](https://github.com/coursier/cache-action)
-
-**Parameters**:
-
-| Parameter  | Since | Required           | Default | Description          | 
-|------------|-------|--------------------|---------|----------------------|
-| cmd        | 1.0.0 | :exclamation:      | -       | Running command      |
-| java       | 1.0.0 | :heavy_minus_sign: | 8       | _AdoptJDK_ version   |
-| scala      | 1.0.0 | :heavy_minus_sign: | ''      | _Scala_ version      |
-| cache-key  | 1.0.0 | :heavy_minus_sign: | ''      | Key of custom cache  |
-| cache-path | 1.0.0 | :heavy_minus_sign: | ''      | Path of custom cache |
-| env        | 1.0.0 | :heavy_minus_sign: | ''      | Custom ENV vars      |
-
-**How to use**:
-
-```yaml
-uses: playframework/.github/.github/workflows/sbt.yml@v1
-with:
-  cmd: sbt "-Dvar1=$VAR_1" "-Dvar2=$VAR_2" ++$SCALA_VERSION test
-  env: |
-    VAR_1=value
-    VAR_2=value
-```
-
-### Java/Scala matrix SBT task
 
-This workflow is used for running an SBT task on matrix of Java/Scala versions.
-
-**Path**: [`.github/workflows/sbt-matrix.yml`](.github/workflows/sbt-matrix.yml)
+**Path**: [`.github/workflows/sbt-matrix.yml`](.github/workflows/cmd.yml)
 
 **Image**: [Ubuntu 20.04](https://hub.docker.com/layers/ubuntu/library/ubuntu/20.04/images/sha256-57df66b9fc9ce2947e434b4aa02dbe16f6685e20db0c170917d4a1962a5fe6a9?context=explore)
 
@@ -59,31 +28,34 @@ This workflow is used for running an SBT task on matrix of Java/Scala versions.
 
 **Parameters**:
 
-| Parameter  | Since | Required           | Default | Description          | 
-|------------|-------|--------------------|---------|----------------------|
-| cmd        | 1.0.0 | :exclamation:      | -       | Running command      |
-| java       | 1.0.0 | :exclamation:      | -       | _AdoptJDK_ version   |
-| scala      | 1.0.0 | :exclamation:      | -       | _Scala_ version      |
-| include    | 1.0.0 | :heavy_minus_sign: | []      | Matrix include's     |
-| exclude    | 1.0.0 | :heavy_minus_sign: | []      | Matrix exclude's     |
-| cache-key  | 1.0.0 | :heavy_minus_sign: | ''      | Key of custom cache  |
-| cache-path | 1.0.0 | :heavy_minus_sign: | ''      | Path of custom cache |
-| env        | 1.0.0 | :heavy_minus_sign: | ''      | Custom ENV vars      |
+| Parameter         | Since | Required           | Default | Description                                       | 
+|-------------------|-------|--------------------|---------|---------------------------------------------------|
+| ref               | 2.0.0 | :exclamation:      | ''      | Branch, tag or SHA for checkout                   |
+| cmd               | 2.0.0 | :exclamation:      | -       | Running command                                   |
+| java              | 2.0.0 | :exclamation:      | 8       | _AdoptJDK_ version (space/comma delimited list)   |
+| scala             | 2.0.0 | :exclamation:      | ''      | _Scala_ version (space/comma delimited list)      |
+| add-dimensions    | 2.0.0 | :exclamation:      | ''      | Other matrix dimensions (json object)             |
+| include           | 2.0.0 | :heavy_minus_sign: | []      | Matrix include's (json object array)              |
+| exclude           | 2.0.0 | :heavy_minus_sign: | []      | Matrix exclude's (json object array)              |
+| cache-key         | 2.0.0 | :heavy_minus_sign: | ''      | Key of custom cache                               |
+| cache-path        | 2.0.0 | :heavy_minus_sign: | ''      | Path of custom cache                              |
+| env               | 2.0.0 | :heavy_minus_sign: | ''      | Custom ENV vars                                   |
 
 
 **How to use**:
 
 ```yaml
-uses: playframework/.github/.github/workflows/sbt-matrix.yml@v1
+uses: playframework/.github/.github/workflows/cmd.yml@v2
 with:
-  java: >-
-    [ "11", "8" ]
-  scala: >-
-    [ "2.12.15", "2.13.8", "3.0.2" ]
-  cmd: sbt "-Dvar1=$VAR_1" "-Dvar2=$VAR_2" ++$SCALA_VERSION test
+  java: 11, 8
+  scala: 2.12.15, 2.13.8, 3.0.2
+  add-dimensions: >-
+    {
+      "color": [ "red", "green"]
+    }
+  cmd: sbt "-Dcustom_var=$CUSTOM_VAR" "-Dcolor=$MATRIX_COLOR" "-Djava=$MATRIX_JAVA" ++$MATRIX_SCALA test
   env: |
-    VAR_1=value
-    VAR_2=value
+    CUSTOM_VAR=value
 ```
 
 ### Publishing to Sonatype
@@ -102,9 +74,10 @@ This workflow is used for publishing snapshots artifacts to [Sonatype Snapshots]
 
 **Parameters**:
 
-| Parameter | Since | Required           | Default | Description        | 
-|-----------|-------|--------------------|---------|--------------------|
-| java      | 1.0.0 | :heavy_minus_sign: | 8       | _AdoptJDK_ version |
+| Parameter | Since | Required           | Default | Description                        |
+|-----------|-------|--------------------|---------|------------------------------------|
+| ref       | 2.0.0 | :exclamation:      | ''      | Branch, tag or SHA for checkout    |
+| java      | 1.0.0 | :heavy_minus_sign: | 8       | _AdoptJDK_ version                 |
 
 **Secrets**:
 
@@ -142,9 +115,10 @@ This workflow is used for validate binary compatibility the current version.
 
 **Parameters**:
 
-| Parameter | Since | Required           | Default | Description        | 
-|-----------|-------|--------------------|---------|--------------------|
-| java      | 1.0.0 | :heavy_minus_sign: | 8       | _AdoptJDK_ version |
+| Parameter | Since | Required           | Default | Description                        | 
+|-----------|-------|--------------------|---------|------------------------------------|
+| ref       | 2.0.0 | :exclamation:      | ''      | Branch, tag or SHA for checkout    |
+| java      | 1.0.0 | :heavy_minus_sign: | 8       | _AdoptJDK_ version                 |
 
 **How to use**:
 
@@ -175,6 +149,25 @@ needs: # Should be latest
 uses: playframework/.github/.github/workflows/rtm.yml@v1
 ```
 
+### Clear Cache
+
+This workflow is used for clearing cache. Run this workflow manually from _Actions_ page.
+
+**Path**: [`.github/workflows/sbt.yml`](.github/workflows/trigger-cache-invalidation.yml)
+
+**Image**: [Ubuntu 20.04](https://hub.docker.com/layers/ubuntu/library/ubuntu/20.04/images/sha256-57df66b9fc9ce2947e434b4aa02dbe16f6685e20db0c170917d4a1962a5fe6a9?context=explore)
+
+**Uses actions**:
+* [Actions/Cache](https://github.com/actions/cache)
+
+**No Parameters**
+
+**How to use**:
+
+```yaml
+uses: playframework/.github/.github/workflows/trigger-cache-invalidation.yml@v1
+```
+
 ## GitHub Actions Starter workflows
 
 TODO