Best free tier for automation

400 compute minutes/month free on GitLab SaaS; unlimited CI on self-hosted runners (open-source). Built-in Docker + Kubernetes integration and a single .gitlab-ci.yml.

Bandwidth

n/a

Requests

unlimited on self-hosted runners

Paid from

$29/mo

Free for public open-source repos (unlimited); 10,000 one-time credits for private builds — credit-based, no recurring free minute quota for private work.

Bandwidth

n/a

Requests

unlimited on public open-source repos

Paid from

$69/mo

Unlimited free minutes for public repos; 2,000 minutes/month on private repos with 1 concurrent job — the de-facto CI for open source, native to GitHub.

Bandwidth

n/a

Requests

1 concurrent job

Paid from

$4/mo

6,000 free build minutes/month with 1 concurrent job and 1 user — the most generous recurring free minute quota, Docker-first config.

Bandwidth

n/a

Requests

1 concurrent job, 1 user

Paid from

$15/mo