6 tested alternatives to Mastra. Each was assigned the same job label from a fixed vocabulary we maintain — not from how the vendor describes itself — and every one is scored on the same objective 7-Frame benchmark. Ordered by score.
Same job does not mean same platform, same country, or same price tier. Check before you switch.
Castforge — Castforge is a desktop workspace that runs a team of AI coding agents on your machine
Hyper — Hyper is an autonomous coding agent that plans, executes, and submits PRs on real GitHub repos
Keelen — Keelen is an autonomous AI coding loop that runs against your GitHub repository around the clock
Caider — Caider turns GitHub issues into merged pull requests using your own coding agent
TheGitAI — AI coding agent for the terminal that works with real repositories
Augment Code — Augment Code is an AI coding assistant platform for software development teams