Agent Development Kit (ADK) vs DeepSeek Harness

Side-by-side comparison of two AI agent tools

An open-source, code-first Python toolkit for building, evaluating, and deploying sophisticated AI agents with flexibility and control.

D
DeepSeek Harnessopen-source

DeepSeek Harness: Everything is a Plugin.

Metrics

Agent Development Kit (ADK)DeepSeek Harness
Stars21.7k241.0k
Star velocity /mo1.8k20.1k
Commits (90d)1.3k19.8k
Releases (6m)1010
Overall score0.85469770737414040.9567284473507968

FAQ

Which is more popular, Agent Development Kit (ADK) or DeepSeek Harness?
DeepSeek Harness has more GitHub stars (241,031 vs 21,688).
Which is more actively developed, Agent Development Kit (ADK) or DeepSeek Harness?
DeepSeek Harness had more commits in the last 90 days (19,798 vs 1,322).
Should I use Agent Development Kit (ADK) 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.