Agent-S vs DeepSeek Harness

Side-by-side comparison of two AI agent tools

A
Agent-Sopen-source

Agent S: an open agentic framework that uses computers like a human

D
DeepSeek Harnessopen-source

DeepSeek Harness: Everything is a Plugin.

Metrics

Agent-SDeepSeek Harness
Stars12.5k241.0k
Star velocity /mo1.0k20.1k
Commits (90d)419.8k
Releases (6m)010
Overall score0.486951197309644150.9567284473507968

FAQ

Which is more popular, Agent-S or DeepSeek Harness?
DeepSeek Harness has more GitHub stars (241,031 vs 12,462).
Which is more actively developed, Agent-S or DeepSeek Harness?
DeepSeek Harness had more commits in the last 90 days (19,798 vs 4).
Should I use Agent-S or DeepSeek Harness?
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.
Agent-S vs DeepSeek Harness (2026): GitHub Stats, Features & Which to Choose