opencode
By Anomaly
Open-source AI coding agent that runs in the terminal, IDE, or desktop app and connects to more than 75 model providers, with close to 190,000 GitHub stars and a paid Zen gateway of coding-optimized models as an optional add-on.
Best for
- terminal-first agentic coding
- coding with any model provider
- an open-source alternative to Claude Code
- switching models mid-project without changing tools
- self-hosting a coding agent
- Jul 22, 2026Added — open-source terminal coding agent connecting to 75+ model providers, close to 190,000 GitHub stars.
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