DeepSeek Harness vs Ralph for Claude Code

Side-by-side comparison of two AI agent tools

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DeepSeek Harnessopen-source

DeepSeek Harness: Everything is a Plugin.

Autonomous AI development loop for Claude Code with intelligent exit detection

Metrics

DeepSeek HarnessRalph for Claude Code
Stars241.0k9.6k
Star velocity /mo20.1k803.25
Commits (90d)19.8k6
Releases (6m)100
Overall score0.95672844735079680.5336993022993717

FAQ

Which is more popular, DeepSeek Harness or Ralph for Claude Code?
DeepSeek Harness has more GitHub stars (241,031 vs 9,639).
Which is more actively developed, DeepSeek Harness or Ralph for Claude Code?
DeepSeek Harness had more commits in the last 90 days (19,798 vs 6).
Should I use DeepSeek Harness or Ralph for Claude Code?
Compare their capabilities, limitations and "best for" notes above. Both are open source, so trying each on a small task is the fastest way to decide.