CircleCI
Mature hosted CI with fast parallelism and first-class caching.
Freemium#ci#testing#docker#parallelism
What is CircleCI?
CircleCI is a hosted continuous-integration platform known for performance features: test splitting and parallelism, dependency caching, reusable config packages (orbs), and SSH debugging into failed builds. It supports Docker, Linux, macOS, Windows, and Arm runners.
User reviews
User reviews are coming soon. We’re building a moderated review system so real-world experience — good and bad — can live alongside our editorial take. In the meantime, you can share feedback or flag corrections on GitHub.