diff --git a/.github/workflows/actions/upload.yml b/.github/workflows/actions/upload.yml
new file mode 100644
index 0000000..e0c4bc9
--- /dev/null
+++ b/.github/workflows/actions/upload.yml
@@ -0,0 +1,24 @@
+name: "Upload binary file"
+description: "Upload binary file to GitHub releases"
+inputs:
+  repo-token:
+    required: true
+    description: "The secret created for the workflow run"
+  file-name:
+    required: true
+    description: "The file name to be uploaded"
+  tag:
+    required: false
+    description: "The short ref name of the branch or tag that triggered the workflow run."
+    default: ${{ github.ref_name }}
+runs:
+  using: "composite"
+  steps:
+    - name: Upload binary
+      uses: svenstaro/upload-release-action@v2
+      with:
+        repo_token: ${{ inputs.repo-token }}
+        overwrite: true
+        file: ${{ inputs.file-name }}
+        asset_name: ${{ inputs.file-name }}
+        tag: ${{ inputs.tag }}
diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index d130afd..c9fbc81 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -2,6 +2,7 @@ on:
   push:
     tags:
       - "*"
+  workflow_dispatch:
 name: "linux"
 jobs:
   build_x86_64:
@@ -20,3 +21,36 @@ jobs:
 
       - name: Build binaries
         run: bash tool/build_linux.sh x64
+
+      - name: Upload binary
+        if: github.event_name == 'workflow_dispatch'
+        uses: ./.github/actions/upload
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          file-name: libpowersync_x64.so
+          tag: ${{ github.ref_name }}
+
+  build_aarch64:
+    name: Building Linux aarch64
+    runs-on: ubuntu-arm64
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+
+      - name: Install Rust Nightly
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: nightly-2024-05-18
+          components: rust-src
+
+      - name: Build binaries
+        run: bash tool/build_linux.sh aarch64
+
+      - name: Upload binary
+        if: github.event_name == 'workflow_dispatch'
+        uses: ./.github/actions/upload
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          file-name: libpowersync_aarch64.so
+          tag: ${{ github.ref_name }}
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 133bd0d..de91986 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -14,3 +14,11 @@ jobs:
 
       - name: Build binary
         run: bash tool/build_windows.sh x64
+
+      - name: Upload binary
+        if: github.event_name == 'workflow_dispatch'
+        uses: ./.github/actions/upload
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          file-name: powersync_x64.dll
+          tag: ${{ github.ref_name }}
diff --git a/tool/build_linux.sh b/tool/build_linux.sh
index 50f5b03..b7f904f 100644
--- a/tool/build_linux.sh
+++ b/tool/build_linux.sh
@@ -3,7 +3,6 @@ if [ "$1" = "x64" ]; then
   cargo build -p powersync_loadable --release
   mv "target/release/libpowersync.so" "libpowersync_x64.so"
 else
-  #Note: aarch64-unknown-linux-gnu has not been tested.
   rustup target add aarch64-unknown-linux-gnu
   cargo build -p powersync_loadable --release
   mv "target/release/libpowersync.so" "libpowersync_aarch64.so"