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: 2026-09-13T07:03:13.193747+00:00
#1
9.75
GPT Researcher
Full open-source deep research agent
+ 29421 GitHub stars (top of category)
+ recently active
+ permissive license (Apache-2.0)
#2
8.76
SurfSense
Competitive intelligence, continuous monitoring, and research knowledge-base platform
+ 16132 GitHub stars (top of category)
+ recently active
#3
6.78
DeepSearcher
Private documents, vector database, and deep search
+ 8262 GitHub stars (top of category)
+ permissive license (Apache-2.0)
#4
4.19
Open Deep Research
Configurable deep research agent in the LangGraph ecosystem
+ 12677 GitHub stars (top of category)
+ recently active
+ permissive license (MIT)
- repository archived
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