AI for Developers
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Best OpenCode alternatives

5 tools developers use instead of OpenCode, ranked by popularity. 5 offer a free plan and 3 are open source. Updated October 2026.

Free Open source Clear Showing 1–3 of 3
  1. Aider logo

    Aider

    Free Open source

    Open-source, git-aware AI pair programmer that runs in your terminal. Same project as "Aider Chat" elsewhere in this directory, now maintained at Aider-AI/aider.

  2. Codename Goose logo

    Codename Goose

    Free Open source

    Open-source AI agent from Block, runnable as a desktop app or CLI, connecting to external systems via MCP and now governed by the Agentic AI Foundation.

  3. Gemini CLI logo

    Gemini CLI

    Free Open source

    Google's open-source terminal coding agent built on Gemini models with a 1M-token context window. Shut down for free consumer accounts June 18, 2026.