Top second-brain tools
Sustained, decay-weighted momentum leaders tagged “second-brain”.
- 44· newai-memory-vaultGive your AI a real, persistent memory. The open-source system plus templates that turn an Obsidian vault into your AI's working memory. No vector database, just markdown.ai-agentsai-dev-tools+2164.0
- 71· newopen-knowledgeBeautiful, AI-native markdown editor and LLM Wikiai-dev-tools2nd-brain+1660.4
- 100· newchubbyskills把中文全渠道内容（抖音 / B站 / 小红书 / 公众号 / X / 播客）采集进个人知识库的 13 个 AI Skill：图文存图、视频转文字稿、字幕优先免 GPU，附带知识库 MCP server。 ｜ Ingest Chinese content into your personal knowledge base — image/video routing, subtitle-first transcription, and a KB MCP server.ai-agentsai-dev-tools+1158.9
- 123· newtrove-ai中文互联网内容的个人 AI 稍后读 + 知识库 · Read-later + AI knowledge base for the Chinese internetrag-evalai+1058.1
- 150· newai-research-os-workshopHow to turn your Second Brain into a living research memory that your agents maintain. Workshop with slides, video and code.ai-agentsai-agent+556.9
- 247· newsecond-brain-cloudflareOne memory layer, every AI tool. Store anything once — recall it in Claude, ChatGPT, Cursor, or any MCP client. Self-hosted on Cloudflare's free tier.ai-dev-toolsmcp-servers+1853.0
- 308· newsecond-brainLLM-maintained personal knowledge base for Obsidian. Based on Andrej Karpathy's LLM Wiki pattern.agent-skillsai+750.1
- 360· newLeanKGLeanKG: Stop Burning Tokens. Start Coding Lean.ai-dev-toolsmcp-servers+2046.0
- 408· newclaude-code-memory-setupUp to 71.5x fewer tokens per session on Claude Code with Obsidian + Graphify. Persistent memory, codebase knowledge graphs, and chat import pipeline. 🇧🇷 PT-BR included.ai-dev-toolsai-tools+942.2
- 608· newmemorikiMemoriki - LLM Wiki + MemPalace. Personal knowledge base with real memory.ai-dev-toolsmcp-servers+1032.7
- 653· newstudent-llm-wiki📚 Student LLM Wiki — AI-compiled knowledge base for university students. Drop course slides, get a persistent interlinked wiki. Feynman review, exam prep, confidence decay, cross-course connections. Based on Karpathy's LLM Wiki pattern. Works with Claude Cowork / Claude Code / Claudian + Obsidian.学生大语言模型维基百科——专为大学生打造的AI编译知识库。ai-dev-toolsai-tools+1319.2
- 700· newthird-brain-v5-skillsagent wikiai-agentsai-dev-tools+1318.4
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