setup-firefox

This action sets up Mozilla Firefox for GitHub Actions. This action supports the following features:

• Install and set up Firefox onto the runner.
• Install a specific version of Firefox by the version number or release channel.
• Cross-platform runner support (Windows, macOS, Linux) and self-hosted runner support.
• Support for Firefox release channels: stable, beta, developer edition, nightly, and ESR.

Usage

See action.yml

Basic usage:

steps:
  - uses: browser-actions/setup-firefox@v1
  - run: firefox --version

Use in the matrix:

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        firefox: [ '84.0', 'devedition-84.0b1', 'latest-beta', 'latest-devedition', 'latest-nightly', 'latest-esr', 'latest' ]
    name: Firefox ${{ matrix.firefox }} sample
    steps:
      - name: Setup firefox
        id: setup-firefox
        uses: browser-actions/setup-firefox@v1
        with:
          firefox-version: ${{ matrix.firefox }}
      - run: |
          echo Installed firefox versions: ${{ steps.setup-firefox.outputs.firefox-version }}
          ${{ steps.setup-firefox.outputs.firefox-path }} --version

Supported version formats

Version format	Example	Download source
Release channel	latest (default), latest-beta, latest-devedition, latest-nightly, latest-esr	Mozilla Releases
Specific version	84.0, 84.0.1, beta-84.0b1, devedition-84.0b1	Mozilla FTP

Supported platforms

Linux x64	Linux ARM32	Linux ARM64	macOS x64	macOS ARM64	Windows x64	Windows ARM64
✅	❌	✅	✅	✅	✅	✅

Parameters

Inputs

• firefox-version: (Optional) The Firefox version to install and use. Default: latest

Outputs

• firefox-version: The installed Firefox version. Useful when given a latest version.
• firefox-path: The installed Firefox path.

Contributing

See CONTRIBUTING.md for development setup, workflow, and release process.

License

MIT