siyuan-note/siyuan Alternatives

Choose it if you prefer a mature hierarchical notebook with powerful scripting and a lightweight self-hosted server.

Build your personal knowledge base with Trilium Notes

Choose it if you need Notion-like multi-tenant team support with SSO and S3 backups, which SiYuan lacks.

📚 The open-source, offline-first Notion, Obsidian & Confluence alternative. Advanced Markdown, multi-tenant teams, OIDC/SSO, and local S3 backups. Deploy in one command.

Choose it if you want a local-first Notion alternative that combines documents and a whiteboard/canvas.

There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable and ready to use.

Choose it if you want a mature cross-platform note app with end-to-end encryption and flexible sync (including self-hosted backends).

Joplin - the privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS.

Choose it if you want an AI-first raw-capture-to-structured-notes workflow rather than manual block editing.

Capture first. Organize later. A local-first Markdown app that turns scattered records into clear notes with AI.

Choose it if you want a free serverless Evernote alternative on Cloudflare with built-in MCP for AI agents.

Serverless, 100% free, and open-source Evernote alternative on Cloudflare with native MCP | 无需服务器、0费用、原生支持 AI Agent 的开源自托管『印象笔记』

Choose it if you need a single-binary self-hosted wiki with no external database and a small footprint.

LeafWiki - Self-hosted wiki. Single Go binary, SQLite, Markdown on disk. No external database required.

Choose it if you need a local-first team workspace blending chat with docs, instead of a personal notes app.

Open-source and local-first Slack and Notion alternative that puts you in control of your data

Choose it if you need real-time collaborative web editing of structured documents with a Django/React stack.

Docs is an open-source text editor: web-native, made for real-time collaboration, cleanly structured documents and sub-documents with full ownership of your data. Built to scale with Django and React.

Choose it if you want an AI to automatically interlink your existing documents into a knowledge base rather than building it manually.

LLM Wiki is a cross-platform desktop application that turns your documents into an organized, interlinked knowledge base — automatically. Instead of traditional RAG (retrieve-and-answer from scratch every time), the LLM incrementally builds and maintains a persistent wiki from your sources。

Choose it if you want an AI conversational interface over your stored documents and notes instead of a manual editor.

Your AI second brain. Self-hostable. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI (gpt, claude, gemini, llama, qwen, mistral). Get started - free.

Choose only to maintain a legacy TriliumNext installation; it is archived and superseded by TriliumNext/Trilium.

Build your personal knowledge base with TriliumNext Notes

Choose it for a minimal, lightweight Markdown notes web app with none of SiYuan's advanced features.

Markdown note-taking web application designed for simplicity