diff --git a/workflow-templates/build.yml b/workflow-templates/build.yml
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diff --git a/workflow-templates/docs.yml b/workflow-templates/docs.yml
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index 0000000..e69de29
diff --git a/workflow-templates/downstream.yml b/workflow-templates/downstream.yml
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--- /dev/null
+++ b/workflow-templates/downstream.yml
@@ -0,0 +1,130 @@
+name: "Reusable Downstream Tests Workflow"
+
+on:
+  workflow_call:
+    inputs:
+      julia-version:
+        description: "Julia version"
+        default: 1
+        required: false
+        type: string
+      julia-arch:
+        description: "Architecture of Julia to be used"
+        required: false
+        type: string
+      owner:
+        description: "The owner of the downstream repository that needs to be tested"
+        required: false
+        default: "SciML"
+        type: string
+      repo:
+        description: "The name of the downstream repository that needs to be tested"
+        required: true
+        type: string
+      group:
+        description: "The 'GROUP' of tests that need to be run. This will requires an ENV `GROUP` to be (conditionally) defined within your package tests as well to selectively run groups of tests"
+        default: "All"
+        required: false
+        type: string
+      self-hosted:
+        description: "Run the job needs on a self hosted machine"
+        default: false
+        required: false
+        type: boolean
+      os:
+        description: "The machine configuration on which the job needs to be run."
+        default: "ubuntu-latest"
+        required: false
+        type: string
+      cache:
+        description: "Use the julia-actions/cache action for caching"
+        default: true
+        required: false
+        type: boolean
+      buildpkg:
+        description: "Use the julia-actions/buildpkg action to build the package first"
+        default: true
+        required: false
+        type: boolean
+      coverage:
+        description: "Collect and generate code coverage-related information"
+        default: true
+        required: false
+        type: boolean
+      julia-runtest-depwarn:
+        description: "Value of the --depwarn flag while running Julia"
+        default: "error"
+        required: false
+        type: string
+      continue-on-error:
+        description: "Prevent the workflow run from failing if/when the job fails"
+        required: false
+        type: boolean
+  push:
+    branches: [ $default-branch ]
+  pull_request:
+    branches: [ $default-branch ]
+
+jobs:
+  downstream-tests:
+    name: "Downstream Tests${{ inputs.group != '' && format(' - {0}', inputs.group) || '' }} ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }}"
+    strategy:
+      fail-fast: false
+      matrix:
+        version:
+          - '1.10'
+          - '1.11'
+    continue-on-error: ${{ inputs.continue-on-error || inputs.julia-version == 'nightly' }}
+    runs-on: "${{ inputs.self-hosted && 'self-hosted' || inputs.os }}"
+    steps:
+      - name: "Checkout ${{ github.repository }}"
+        uses: actions/checkout@v4
+
+      - name: "Checkout Downstream ${{ inputs.owner }}/${{ inputs.repo }}"
+        uses: actions/checkout@v4
+        with:
+          repository: "${{ inputs.owner }}/${{ inputs.repo }}"
+          path: "downstream"
+
+      - name: "Setup Julia ${{ inputs.julia-version }}"
+        uses: julia-actions/setup-julia@v2
+        with:
+          version: "${{ inputs.julia-version }}"
+          arch: "${{ inputs.julia-arch || runner.arch }}"
+
+      - uses: julia-actions/cache@v1
+        if: "${{ inputs.cache }}"
+        with:
+          token: "${{ secrets.GITHUB_TOKEN }}"
+
+      - uses: julia-actions/julia-buildpkg@v1
+        if: "${{ inputs.buildpkg }}"
+
+      - name: "Run tests ${{ inputs.self-hosted && '' || format('on {0}', inputs.os) }} with Julia v${{ inputs.julia-version }}"
+        shell: julia --color=yes --project=downstream {0}
+        run: |
+          using Pkg
+          try
+            # force it to use this PR's version of the package
+            Pkg.develop(PackageSpec(path="."))  # resolver may fail with main deps
+            Pkg.update()
+            Pkg.test(coverage=${{ inputs.coverage }})  # resolver may fail with test time deps
+          catch err
+            err isa Pkg.Resolve.ResolverError || rethrow()
+
+            # If we can't resolve that means this is incompatible by SemVer and this is fine
+            # It means we marked this as a breaking change, so we don't need to worry about
+            # Mistakenly introducing a breaking change, as we have intentionally made one
+            @info "Not compatible with this release. No problem." exception=err
+            exit(0)  # Exit immediately, as a success
+          end
+
+      - uses: julia-actions/julia-processcoverage@v1
+
+      - name: "Report Coverage with Codecov"
+        if: "${{ inputs.coverage }}"
+        uses: codecov/codecov-action@v4
+        with:
+          files: lcov.info
+          token: "${{ secrets.CODECOV_TOKEN }}"
+          fail_ci_if_error: true
diff --git a/workflow-templates/format.yml b/workflow-templates/format.yml
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index 0000000..e69de29
diff --git a/workflow-templates/test.yml b/workflow-templates/test.yml
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index 0000000..e69de29