Deep Research Agents
Research agents that automatically search, read, cross-verify multiple sources, and generate cited reports.
Scoring method (open_source_ai_tools_v1): 40% GitHub activity (time-decay since last push) + 40% stars (log-normalized within category) + 20% license permissiveness, minus 5 points if archived. Last generated: 2026-10-11T07:11:38.391792+00:00
#1
9.99
GPT Researcher
Full open-source deep research agent
+ 30010 GitHub stars (top of category)
+ recently active
+ permissive license (Apache-2.0)
#2
9.22
DeepSearcher
Private documents, vector database, and deep search
+ 8328 GitHub stars (top of category)
+ recently active
+ permissive license (Apache-2.0)
#3
8.75
SurfSense
Competitive intelligence, continuous monitoring, and research knowledge-base platform
+ 16348 GitHub stars (top of category)
+ recently active
#4
3.82
Open Deep Research
Configurable deep research agent in the LangGraph ecosystem
+ 12681 GitHub stars (top of category)
+ recently active
+ permissive license (MIT)
- repository archived
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