Tool
GPT Researcher
Deep research agent. Web + local sources, detailed reports with citations. The most popular open-source deep research tool.
researchagentsdeep-researchweb
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Honcho
Memory library for building stateful AI agents. Continual learning and persistent memory management.
OpenViking
Context database for AI agents. File system paradigm for agent memory with self-evolving capabilities.
Supermemory
Memory engine and API for AI agents. Fast, scalable memory-as-a-service for persistent agent context.