Self-hosted AI knowledge tools

Figure and bar: visits/mo, estimate · year: online since

1. #13O

   Onyx

   Open source AI chat platform that searches your docs, apps and knowledge base to answer questions with grounded responses.

   27.3k
   Active
   From $20/user/mo
2. #33Y

   Yaps

   Transcribes speech to text, takes notes, reads text aloud, and translates—all processing locally on your device.

   2k
   Active
   From $12/mo
   2026
3. #58L

   Lokus

   Stores notes as markdown files locally with wiki links, graph visualization, and infinite canvas for knowledge management.

   181
   Active
4. #78N

   NeverWrite

   Stores markdown notes and files locally, with AI agents that draft and restructure content as reviewable changes.

   106
   Active
   Free
5. #86A

   Aino LifeOS

   Organizes local markdown notes with AI that summarizes, rewrites, and tags content while preserving file control.

   78
   Active
   From $2.99/mo
6. #104K

   Kompas AI

   Captures notes and conversations, connects them across sessions, and surfaces relevant past thoughts while writing.

   39
   Maintained
   From $3/mo
7. #128W

   Wuniq Studio

   Stores and syncs structured project knowledge for AI assistants to access across sessions.

   17
   Active
   2026
8. #138C

   cyberWriter

   Markdown editor with knowledge graph, live data blocks, local AI, and offline-first vault storage for Mac, iPad, and iPhone.

   9
   Active
   Free
9. #153N

   Navis Docs

   Captures, organizes, and shares standard operating procedures and process knowledge with AI search and version control.

   6
   Active
   From $10/user/mo
10. #177R

    Readgraph

    Self-hosted knowledge system that indexes books and documents, answers questions with source citations.

    3
    Maintained
    From $149 once
11. #199C

    CordonData

    Stores and searches enterprise documents with semantic search, PII detection, and OCR, running on-premise with permission-safe retrieval.

    2
    Active
12. #214D

    Docent

    Connects enterprise knowledge sources into a searchable knowledge base that answers questions with citations and respects access controls.

    1
    Active
    From ≈ $8.99/user/mo
13. #217M

    MinervaAI

    Note app that creates and edits notes, manages calendar, reads email, and builds widgets from your knowledge base.

    1
    From $12/mo
14. #224W

    Writed

    Local-first notes app with markdown, tags, calendar search, and optional Google Drive sync.

    1
    Active
    From $10/yr
15. #226M

    Mantle

    Self-hosted knowledge base that learns from your data and serves as memory for AI agents.

    1
    Active
    Open source
16. #286E

    EdgeEver

    Runs AI agents locally across devices to process notes, markdown, and documents with Claude, OpenAI, or Gemini models.

    30 linking domains
    Active
17. #288N

    Nabsun

    Browser with built-in AI assistant that reads pages, extracts information, and automates tasks while asking for approval before acting.

    33 linking domains
    Active
18. #299L

    localmd

    Reads local markdown, PDFs, and browser tabs; writes linked markdown notes with citations to exact paragraphs.

    32 linking domains
    Active
19. #303A

    AgentHandover

    Watches your Mac work and generates self-improving AI agent playbooks from your actions.

    27 linking domains
    Active
20. #306L

    LLM Wiki cc

    Ingests articles and documents into a markdown wiki that an LLM maintains, cross-linking and updating pages automatically.

    117 installs/mo
    Maintained
21. #309F

    FloMCP

    Stores markdown notes, highlights, and reminders on your machine with kanban boards and cross-device sync.

    29 linking domains
22. #320M

    Mindweave

    Captures notes and files with AI auto-tagging and semantic search across your knowledge base.

    22 linking domains
    Active
23. #333W

    WorkSpace

    Self-hosted AI assistant that searches across email, chat, tasks, incidents, and knowledge bases using natural language queries.

    22 linking domains
    Active
    Free
24. #360S

    SwiftGate

    Operating system that connects AI agents to shared knowledge graphs, audit trails, and execution environments.

    Emerging
    Active
25. #368B

    brainatticMCP · sign-in

    Hosts a shared knowledge base that agents read and write over MCP, with hybrid keyword and meaning search and human-set rules.

    Little sign of use
    Active
    2007
26. A

    Agentage MemoryMCP · open

    Stores plain markdown memory files in an EU-hosted account and shares them with Claude, ChatGPT, Cursor and Claude Code over MCP.

    190
    Active