--- title: "second-brain-agent vs openagent" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/flepied-second-brain-agent-vs-the-open-agent-openagent" tools: ["flepied-second-brain-agent", "the-open-agent-openagent"] --- # second-brain-agent vs openagent *GraphCanon updated Aug 26, 2026* ## Verdict Pick second-brain-agent if second-brain-agent: An AI-powered personal knowledge management system for Python users integrating with langchain; pick openagent if next-generation personal AI assistant powered by LLM, RAG and agent loops focusing on tasks like computer-use, browser navigation, coding support with an emphasis on Go language. [second-brain-agent](https://github.com/flepied/second-brain-agent) reports 312 GitHub stars, 33 forks, and 12 open issues, last pushed Apr 5, 2026. [openagent](https://www.openagentai.org/) has 5.6k stars, 647 forks, and 48 open issues, last pushed Aug 20, 2026. Figures are from public GitHub metadata via [second-brain-agent's repository](https://github.com/flepied/second-brain-agent) and [openagent's repository](https://github.com/the-open-agent/openagent). | | [second-brain-agent](/tools/flepied-second-brain-agent.md) | [openagent](/tools/the-open-agent-openagent.md) | | --- | --- | --- | | Tagline | Second Brain AI agent | next-generation personal AI assistant powered by LLM, RAG and agent loops | | Stars | 312 | 5,566 | | Forks | 33 | 647 | | Open issues | 12 | 48 | | Language | Python | Go | | Adopt for | second-brain-agent: An AI-powered personal knowledge management system for Python users integrating with langchain | next-generation personal AI assistant powered by LLM, RAG and agent loops focusing on tasks like computer-use, browser navigation, coding support with an emphasis on Go language | | Persona | - | - | | Runtime | - | - | | License | GPL-3.0 | Apache-2.0 | | Categories | AI Agents, Data & Retrieval | AI Agents, Data & Retrieval, LLM Frameworks | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [second-brain-agent](/tools/flepied-second-brain-agent.md) | [openagent](/tools/the-open-agent-openagent.md) | | --- | --- | --- | | Maintenance | Slowing (36%) | Very active (96%) | | Days since push | 131d | 5d | | Open issues (now) | 12 | 48 | | Stars delta | +4 (30d) | +114 (30d) | | Open issues delta | 0 (30d) | +1 (30d) | | Owner type | User | Organization | | Full report | [trust report](/tools/flepied-second-brain-agent/trust.md) | [trust report](/tools/the-open-agent-openagent/trust.md) | ## Decision facts: second-brain-agent - **Adopt for:** second-brain-agent: An AI-powered personal knowledge management system for Python users integrating with langchain ## Decision facts: openagent - **Adopt for:** next-generation personal AI assistant powered by LLM, RAG and agent loops focusing on tasks like computer-use, browser navigation, coding support with an emphasis on Go language ## Choose when ### Choose second-brain-agent if… - second-brain-agent is primarily Python; openagent is Go. - License: second-brain-agent is GPL-3.0, openagent is Apache-2.0. - Tags unique to second-brain-agent: artificial-intelligence, chatgpt, langchain, personal-knowledge-management. - Integrating personalized AI knowledge systems into workflows that require deep integration with langchain in a Python environment ### Choose openagent if… - openagent is primarily Go; second-brain-agent is Python. - License: openagent is Apache-2.0, second-brain-agent is GPL-3.0. - Tags unique to openagent: agent, agentic-ai, agi, chatbot. - Also covers LLM Frameworks. - openagent ships Docker support for self-hosted deployment. - When needing advanced coding assistance, offering deep integration with the Go programming environment ## When NOT to use second-brain-agent - If your project does not align with using GPL-3.0 licensed tools or if compatibility is required outside Fedora Linux 42 or Ubuntu latest - In cases where native Chroma package builds are necessary, avoiding this tool which loads Python packages directly from a sibling checkout ## When NOT to use openagent - If looking for broader language support beyond the focus on Go, as openagent may not cater to other programming languages or frameworks as seamlessly - In environments where real-time performance is critical, as its reliance on LLM and RAG might introduce latency ## Common questions ### What is the difference between second-brain-agent and openagent? second-brain-agent: Second Brain AI agent. openagent: next-generation personal AI assistant powered by LLM, RAG and agent loops. See the comparison table for live GitHub stats and shared categories. ### When should I choose second-brain-agent over openagent? Choose second-brain-agent over openagent when second-brain-agent is primarily Python; openagent is Go; License: second-brain-agent is GPL-3.0, openagent is Apache-2.0; Tags unique to second-brain-agent: artificial-intelligence, chatgpt, langchain, personal-knowledge-management; Integrating personalized AI knowledge systems into workflows that require deep integration with langchain in a Python environment. ### When should I choose openagent over second-brain-agent? Choose openagent over second-brain-agent when openagent is primarily Go; second-brain-agent is Python; License: openagent is Apache-2.0, second-brain-agent is GPL-3.0; Tags unique to openagent: agent, agentic-ai, agi, chatbot; Also covers LLM Frameworks; openagent ships Docker support for self-hosted deployment; When needing advanced coding assistance, offering deep integration with the Go programming environment. ### When should I avoid second-brain-agent? If your project does not align with using GPL-3.0 licensed tools or if compatibility is required outside Fedora Linux 42 or Ubuntu latest In cases where native Chroma package builds are necessary, avoiding this tool which loads Python packages directly from a sibling checkout ### When should I avoid openagent? If looking for broader language support beyond the focus on Go, as openagent may not cater to other programming languages or frameworks as seamlessly In environments where real-time performance is critical, as its reliance on LLM and RAG might introduce latency ### Is second-brain-agent or openagent more popular on GitHub? openagent has more GitHub stars (5,566 vs 312). Stars measure visibility, not whether either tool fits your constraints. ### Are second-brain-agent and openagent open source? Yes - both are open-source projects on GitHub (second-brain-agent: GPL-3.0, openagent: Apache-2.0). ### Where can I find alternatives to second-brain-agent or openagent? GraphCanon lists graph-backed alternatives at [second-brain-agent alternatives](/tools/flepied-second-brain-agent/alternatives) and [openagent alternatives](/tools/the-open-agent-openagent/alternatives) ([second-brain-agent markdown twin](/tools/flepied-second-brain-agent/alternatives.md), [openagent markdown twin](/tools/the-open-agent-openagent/alternatives.md)), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at [this comparison](/compare/flepied-second-brain-agent-vs-the-open-agent-openagent.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, second-brain-agent or openagent? second-brain-agent: Slowing. openagent: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for second-brain-agent and openagent? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [second-brain-agent trust report](/tools/flepied-second-brain-agent/trust); [openagent trust report](/tools/the-open-agent-openagent/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=flepied-second-brain-agent`](/api/graphcanon/graph?tool=flepied-second-brain-agent) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_