MDDock, Local-First Markdown Editor and Free Markdown Tools | AI Knowledge Base Skip to content MDDock Tools ▾ 📖 Markdown preview Paste Markdown, pick a way to read it, document, card flow, or presentation. ✍️ Immersive editor Distraction-free writing, serif body, live preview. Saved in your browser, no account. 📥 File to Markdown PDF / Word / HTML → clean Markdown. Files never leave your browser. Share as a URL any AI agent can read. 📤 Markdown export Turn Markdown into a PDF, Marp slides, or clean embeddable HTML. 📊 Online Spreadsheet Calculator, Free Formula & CSV to Markdown Free online spreadsheet with formulas. Calculate SUM, AVERAGE, IF. Convert CSV to Markdown tables. Runs in your browser, no sign-up. 🔗 TOC generator Auto-build an anchored table of contents from your headings. 🧹 Formatter Normalise heading levels, list markers and blank lines. 📌 Save the web to MDDock Turn any web page into a Markdown note in your local vault with one click. View all tools → Docs Download Community EN ▾ EN English ✓ 中 中文 Local-first desktop · free Markdown tools · AI memory Your files stay put, AI picks up where you left off. The local-first Markdown editor and AI knowledge base. Open your existing Markdown folders without importing or migrating. Download the desktop app when you need it, or start with the free browser Markdown tools — preview, edit, convert, export, tables, TOC, formatter, web capture. Try free tools → Download desktop ↓ Local-first source files stay .md free Markdown tools Agent skill MCP Typora alternative Zettlr alternative Bear alternative macOS · Windows · files stay on your machine roadmap.md --- marp: true --- # Q3 Product Roadmap Write once → present, export, share. The actual desktop client Open a vault — every folder, every agent, every note. The same .md files on your disk that you write today, plus first-class folders for the AI tools that read them. MDDock is the local vault that Claude Code, Cursor, Codex, and your own agents all share. Real capture · v0.3.65 desktop build · macOS Every folder on the left is a plain directory on your disk — .claude / .kimi / .opencode / .sdd are agent state, not proprietary databases. MDDock reads them all. The Welcome notebook is the 30-second tour you get on first launch. v0.3.65 How it works Any document → Markdown → any output MDDock turns your files into searchable, linkable, version-controlled plain text first. Then it works for you. Import anything Word, PDF, PowerPoint, Excel, EPUB, web pages → clean Markdown, with metadata preserved in frontmatter. Markdown is the source Your files are no longer binary black boxes. Every note is plain text you can search, link, and sync with git or Dropbox. Export anywhere The same .md files become Office documents, Marp slides, web pages, or PDF, only when humans need familiar formats. AI can actually read it LLMs answer from your Markdown notes, cite your past judgments, and write drafts that stay in your vault. No install required Free Markdown tools in the browser Preview, edit, convert, export, tables, TOC, formatter, web capture — files never leave your device. Use our free Markdown editor, Markdown preview, Markdown to PDF converter, Markdown formatter, and more. When you want the full office suite and memory, install the desktop app. 📖 Markdown preview Paste Markdown, pick a way to read it, document, card flow, or presentation. ▸ Three viewing modes: document / cards / presentation ▸ Supports Mermaid, MathJax, plantuml ▸ D