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opcode

A powerful GUI app and Toolkit for Claude Code - Create custom agents, manage interactive Claude Code sessions, run secure background agents, and more.

HarnessesAI CodingfreeFree plan

A powerful GUI app and Toolkit for Claude Code - Create custom agents, manage interactive Claude Code sessions, run secure background agents, and more. Written mainly in TypeScript. Released under the AGPL-3.0 licence.

What this is

Harnesses , The program you actually run. It holds the conversation, calls the model, and edits your files, the agent itself rather than something you add to one.

This entry describes opcode in its own words, taken from its own page. KuponGuru publishes no ratings or review scores, and claims no affiliate relationship with any tool listed.