nektos/act
# Run your GitHub Actions locally 🚀
$ git clone https://github.com/nektos/act.git
stars
71,154
forks
1,979
language
Go
license
MIT License
What is nektos/act?
act is a tool that runs GitHub Actions workflows locally on your machine, allowing you to test and debug CI/CD pipelines before pushing to GitHub. Developers use it to iterate quickly on workflow configurations, catch errors early, and reduce the time spent waiting for GitHub Actions runners to execute their jobs.
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346 open issues · last updated Jul 21, 2026