--- title: "mengram vs second-brain-agent" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/alibaizhanov-mengram-vs-flepied-second-brain-agent" tools: ["alibaizhanov-mengram", "flepied-second-brain-agent"] --- # mengram vs second-brain-agent *GraphCanon updated Sep 20, 2026* ## Verdict Pick mengram if mengram provides human-like memory capabilities for AI agents, including semantic, episodic, and procedural memory, enabling learning from experiences and failures. It offers free API access, Python and JS SDKs, and is a; pick second-brain-agent if second-brain-agent: An AI-powered personal knowledge management system for Python users integrating with langchain. [mengram](https://mengram.io) reports 196 GitHub stars, 34 forks, and 25 open issues, last pushed Sep 16, 2026. [second-brain-agent](https://github.com/flepied/second-brain-agent) has 312 stars, 31 forks, and 12 open issues, last pushed Apr 5, 2026. Figures are from public GitHub metadata via [mengram's repository](https://github.com/alibaizhanov/mengram) and [second-brain-agent's repository](https://github.com/flepied/second-brain-agent). | | [mengram](/tools/alibaizhanov-mengram.md) | [second-brain-agent](/tools/flepied-second-brain-agent.md) | | --- | --- | --- | | Tagline | Human-like memory for AI agents | Second Brain AI agent | | Stars | 196 | 312 | | Forks | 34 | 31 | | Open issues | 25 | 12 | | Language | Python | Python | | Adopt for | mengram provides human-like memory capabilities for AI agents, including semantic, episodic, and procedural memory, enabling learning from experiences and failures. It offers free API access, Python and JS SDKs, and is a | second-brain-agent: An AI-powered personal knowledge management system for Python users integrating with langchain | | Persona | - | - | | Runtime | - | - | | License | Apache-2.0 | GPL-3.0 | | Categories | AI Agents, Data & Retrieval | AI Agents, Data & Retrieval | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [mengram](/tools/alibaizhanov-mengram.md) | [second-brain-agent](/tools/flepied-second-brain-agent.md) | | --- | --- | --- | | Maintenance | Very active (96%) | Slowing (36%) | | Days since push | 1d | 167d | | Open issues (now) | 25 | 12 | | Stars delta | +12 (30d) | 0 (30d) | | Open issues delta | -2 (30d) | 0 (30d) | | Full report | [trust report](/tools/alibaizhanov-mengram/trust.md) | [trust report](/tools/flepied-second-brain-agent/trust.md) | ## Decision facts: mengram - **Adopt for:** mengram provides human-like memory capabilities for AI agents, including semantic, episodic, and procedural memory, enabling learning from experiences and failures. It offers free API access, Python and JS SDKs, and is a ## Decision facts: second-brain-agent - **Adopt for:** second-brain-agent: An AI-powered personal knowledge management system for Python users integrating with langchain ## Choose when ### Choose mengram if… - License: mengram is Apache-2.0, second-brain-agent is GPL-3.0. - Tags unique to mengram: agent-memory, ai-agents, ai-memory, claude-desktop. - mengram ships Docker support for self-hosted deployment. - When you need an AI agent that can learn from its experiences and failures, leveraging semantic, episodic, and procedural memory capabilities. ### Choose second-brain-agent if… - License: second-brain-agent is GPL-3.0, mengram 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 NOT to use mengram - If your project does not require the specific memory capabilities of semantic, episodic, and procedural memory, mengram might offer more features than necessary. - If you are looking for a tool that does not require the setup of an MCP server, mengram might not be the best fit as it involves configuring this server. - For projects that do not need integration with LangChain, CrewAI, or OpenClaw, the specific integrations provided by mengram may not be beneficial. - If your AI agent development does not benefit from the use of pgvector, mengram's recent debugging efforts in this area may not be relevant to your needs. ## 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 ## Common questions ### What is the difference between mengram and second-brain-agent? mengram: Human-like memory for AI agents. second-brain-agent: Second Brain AI agent. See the comparison table for live GitHub stats and shared categories. ### When should I choose mengram over second-brain-agent? Choose mengram over second-brain-agent when License: mengram is Apache-2.0, second-brain-agent is GPL-3.0; Tags unique to mengram: agent-memory, ai-agents, ai-memory, claude-desktop; mengram ships Docker support for self-hosted deployment; When you need an AI agent that can learn from its experiences and failures, leveraging semantic, episodic, and procedural memory capabilities. ### When should I choose second-brain-agent over mengram? Choose second-brain-agent over mengram when License: second-brain-agent is GPL-3.0, mengram 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 avoid mengram? If your project does not require the specific memory capabilities of semantic, episodic, and procedural memory, mengram might offer more features than necessary. If you are looking for a tool that does not require the setup of an MCP server, mengram might not be the best fit as it involves configuring this server. For projects that do not need integration with LangChain, CrewAI, or OpenClaw, the specific integrations provided by mengram may not be beneficial. If your AI agent development does not benefit from the use of pgvector, mengram's recent debugging efforts in this area may not be relevant to your needs. ### 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 ### Is mengram or second-brain-agent more popular on GitHub? second-brain-agent has more GitHub stars (312 vs 196). Stars measure visibility, not whether either tool fits your constraints. ### Are mengram and second-brain-agent open source? Yes - both are open-source projects on GitHub (mengram: Apache-2.0, second-brain-agent: GPL-3.0). ### Where can I find alternatives to mengram or second-brain-agent? GraphCanon lists graph-backed alternatives at [mengram alternatives](/tools/alibaizhanov-mengram/alternatives) and [second-brain-agent alternatives](/tools/flepied-second-brain-agent/alternatives) ([mengram markdown twin](/tools/alibaizhanov-mengram/alternatives.md), [second-brain-agent markdown twin](/tools/flepied-second-brain-agent/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/alibaizhanov-mengram-vs-flepied-second-brain-agent.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, mengram or second-brain-agent? mengram: Very active. second-brain-agent: Slowing. 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 mengram and second-brain-agent? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [mengram trust report](/tools/alibaizhanov-mengram/trust); [second-brain-agent trust report](/tools/flepied-second-brain-agent/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=alibaizhanov-mengram`](/api/graphcanon/graph?tool=alibaizhanov-mengram) - 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/_