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chachamaru127
1 Tool
Chachamaru127 (also known by the name 茶々丸, X handle @vibecoder_japan) is a Japan-based developer who created Claude Code Harness, an open-source Claude Code development plugin implementing an autonomous Plan→Work→Review workflow. The project (3.1k+ GitHub stars) has been independently discussed and recommended by other developers in Japan's AI-coding community on X, distinct from the creator's own posts.
Tools
Claude Code Harness(github.com/chachamaru127/claude-code-harness)
Development harness that structures Claude Code sessions for repeatable output.