Mark

A local-first Markdown editor focused on large documents and optional AI.

3Platforms

MDLocal files

AIOptional

MarkdownWYSIWYGAI CopilotSource CodeThemesHotkeysTauriCross-PlatformFile ManagerJSONCustom ThemesBase64SearchMultilingualMarkdownWYSIWYGAI CopilotSource CodeThemesHotkeysTauriCross-PlatformFile ManagerJSONCustom ThemesBase64SearchMultilingual

LightweightDark ModeExtensionsOllamaChatGPTDeepSeekTranslationSummaryShortcutsTree ViewSmart ImagesTXTCode BlocksSyntax HighlightLightweightDark ModeExtensionsOllamaChatGPTDeepSeekTranslationSummaryShortcutsTree ViewSmart ImagesTXTCode BlocksSyntax Highlight

IIFeatures · 03

Features

Built for writers,
designed for flow.

A minimalist yet powerful editor that combines AI intelligence with refined writing experience — built for those who value focus and craft.

Built-in AI Assistant

Integrates a powerful AI assistant that supports text generation, conversation, translation, and other functions to improve editing efficiency.

Multiple Editing Modes

Supports source code and WYSIWYG editing modes to meet different scenario needs, and supports editing files other than Markdown, such as JSON, TXT, etc.

Custom Themes

Provides built-in light and dark themes, and supports custom themes to meet personalized needs.

IIICapabilities · 04

01Editing

WYSIWYG & Source Code

Seamlessly switch between What You See Is What You Get and source code modes. Edit Markdown, JSON, TXT and more with full flexibility.

Read the introduction

02AI

Copilot & Smart Assist

Connect optional AI providers for chat, translation, summaries, and Copilot. Choose cloud services or run a local model with Ollama.

Set up local AI

03Performance

Large-document editing

The v0.100.0 release notes report a 2 MB Markdown file opening in around 1 second in testing. See the test context and limits before comparing results.

Performance notes

04Customization