The signal observatory · 248 live records
Agent
Search
Engine
A technical index for choosing agents, MCP servers, frameworks, and the infrastructure underneath them. Ranked by maintained adoption — never by sponsorship.
Field readout · live
Full report ↗248
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01 · Navigate the field
Not a directory. An atlas of the agent economy.
Every territory is a distinct product class, not a search-keyword bucket. Each record carries exactly one type — how we classify.
02 · Independent index
Records that answer a decision.
Every record is built to help someone decide, not merely discover. Open one to see where it fits, where it fails, and what to compare.
n8nFair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.TypeScript · 202k stars · Aug 2026TypeScript · 202k stars · Aug 2026AutoGPTAutoGPT is the vision of accessible AI for everyone, to use and to build on. Our mission is to provide the tools, so that you can focus on what matters.Python · 187k stars · Aug 2026Python · 187k stars · Aug 2026firecrawlThe API to search, scrape, and interact with the web at scale.TypeScript · 171k stars · AGPL-3.0 · Aug 2026TypeScript · 171k stars · AGPL-3.0difyProduction-ready platform for agentic workflow development.TypeScript · 153k stars · Aug 2026TypeScript · 153k stars · Aug 2026langchainThe agent engineering platform.Python · 145k stars · MIT · Aug 2026Python · 145k stars · MITbrowser-useMake websites accessible for AI agents. Automate tasks online with ease.Python · 110k stars · MIT · Aug 2026Python · 110k stars · MITgemini-cliAn open-source AI agent that brings the power of Gemini directly into your terminal.TypeScript · 107k stars · Apache-2.0 · Aug 2026TypeScript · 107k stars · Apache-2.0ragflowRAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMsGo · 89k stars · Apache-2.0 · Aug 2026Go · 89k stars · Apache-2.0deer-flowAn open-source long-horizon SuperAgent harness that researches, codes, and creates.Python · 81k stars · MIT · Aug 2026Python · 81k stars · MITScraplingAn adaptive Web Scraping framework that handles everything from a single request to a full-scale crawl!Python · 76k stars · BSD-3-Clause · Aug 2026Python · 76k stars · BSD-3-Clause
03 · Signal marketplace
Reserve a signal slot.
View inventory ↗For serious agent products that want visible, clearly labeled placement in front of developers and technical buyers actively comparing tools.