deepseek-harness Alternatives (2026)

As of September 2026, the top alternatives to deepseek-harness are agentic-awesome-skills, ECC, langchain, ai, crewAI, llama_index, dspy and semantic-kernel — ranked open-source Agent Framework agents on The Agentic Leaderboard.

Ranked by overall score on reliability, tool selection quality, autonomous iteration, efficiency, and community mindshare. Updated weekly.

RankAlternativeScorevs deepseek-harness
#2agentic-awesome-skills
by sickn33
87.5+1.8
#4ECC
by affaan-m
87.0+1.3
#11langchain
by langchain-ai
86.3+0.6
#13ai
by vercel
86.1+0.4
#14crewAI
by crewAIInc
86.0+0.3
#23llama_index
by run-llama
85.5-0.2
#34dspy
by stanfordnlp
84.9-0.8
#35semantic-kernel
by microsoft
84.9-0.8