.md file: how to open it on Windows
107 Windows apps register the .md extension. Install one of them to open the file with a double-click.
About the format
- Format
- Markdown document
- MIME type
- text/markdown
- PRONOM identifier
- fmt/1149
Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).
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calibrecalibre is the one stop solution to all your e-book needs.
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ObsidianObsidian is the private and flexible writing app that adapts to the way you think.
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RStudioRStudio is an integrated development environment (IDE) for R.
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ZettlrYour one-stop publication workbench
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Markdown MonsterThe Markdown Editor for Windows
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MarkTextA simple and elegant Markdown editor focused on speed and usability.
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Notepad3Notepad like text editor based on the Scintilla source code.
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terraform-docsA utility to generate documentation from Terraform modules in various output formats.
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Boost NoteAn intuitive and stylish markdown note app for the developers.
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LBRYA browser for the LBRY network, a digital marketplace controlled by its users.
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NotableThe Markdown-based note-taking app that doesnt suck.
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NotionA new tool that blends your everyday work apps into one. It's the all-in-one workspace for you and your team.
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MarkpadThe Notepad equivalent for Markdown
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TyporaA markdown editor, markdown reader.
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SpyderScientific Python Development Environment similar to matlab
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KiroAn agentic IDE that helps you do your best work with features such as specs, steering, and hooks.
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WindsurfThe most powerful AI IDE
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WritageConvert word to markdown and vice versa
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VoidThe open source AI code editor.
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iA WriterA focused environment where you can write freely. Now with lasers.
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mdBookCreate book from markdown files. Like Gitbook but implemented in Rust.
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Antigravity IDEExperience liftoffwith the next-generation IDE
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Phoenix CodeThe text editor designed to make coding as simple and fun as playing a video game
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NutstoreShare your files anytime, anywhere, with any device.
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PositronA next-generation data science IDE
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Notepad4Notepad4 (Notepad2⨯2, Notepad2++) is a light-weight Scintilla based text editor for Windows with syntax highlighting, code folding, auto-completion and API list for many programming languages and documents, bundled with file browser plugin matepath.
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Notepad4 (AVX2)Notepad4 (Notepad2⨯2, Notepad2++) is a light-weight Scintilla based text editor for Windows with syntax highlighting, code folding, auto-completion and API list for many programming languages and documents, bundled with file browser plugin matepath.
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flymdA highly responsive and extremely low-resource Markdown editor and PDF reader tool that supports WYSIWYG, WebDAV synchronization, automatic image uploads, AI-assisted writing, and plugins.
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AideThe open-source AI-native IDE
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NimbalystAn open-source visual workspace for building with Claude Code and Codex.
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Ox editorThe simple but flexible text editor
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MindForgerThinking notebook and Markdown editor.
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milkupA free WYSIWYG desktop markdown editor
- Okular
The Universal Document Viewer
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TheiaIDEA modern and open IDE for cloud and desktop.
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BracketsAn open source code editor for the web, written in JavaScript, HTML and CSS.
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DatasetViewerA modern, high-performance dataset viewer built with Tauri, React, and TypeScript. Designed to handle massive datasets from multiple sources with efficient streaming for large files (100GB+) and lightning-fast search capabilities.
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SAKURA EditorSAKURA Editor (Japanese text editor for MS Windows)
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MarkRighta minimalistic github flavored markdown editor
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mdbook-mermaidA preprocessor for mdbook to add mermaid support
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NomoA WYSIWYG, real-time rendering, and distraction-free Markdown editor
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UncoloredNext generation desktop rich content editor that saves documents with themes. HTML & Markdown compatible.
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mdviewStandalone Markdown Viewer
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tomboy-ngA note taking app that works and syncronises between Linux, Windows and MacOS. It will also Sync to a private Github repository allowing access to any device with a browser.
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mdbook-tocA preprocessor for mdbook to add inline Table of Contents support.
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FolioleAn approachable incremental reading app
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OryxFast editor for markdown and code, reader for ebooks and comics
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InkNoteA local-first Markdown editor that feels like writing in a document
- Cursor
The AI Code Editor
- Comate
Intelligent coding capabilities throughout the entire development process along with enhanced multimodal abilities. Install now to start a seamless and natural intelligent development experience.
- Trae CN
An adaptive AI IDE that transforms how you work, collaborating with you to run faster.
- Trae
An adaptive AI IDE that transforms how you work, collaborating with you to run faster.
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Penna MarkdownA modern, high-performance cross-platform Markdown desktop editor.
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MDViewer+ for WindowsOffline Markdown viewer and editor for Windows
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FastPadUltra fast note taking app.
- Devin
Manage fleets of local and cloud agents from one surface. Plan, delegate, review, and ship without leaving your editor.
- Cortex Code
Accelerate your data lifecycle with Cortex Code, a Snowflake-native AI coding agent. Simplify data engineering, ML, and agent-building with natural language.
- eo2suite
一站式生产力工具集
- Sublime Text 4
Sublime is a sophisticated cross-platform text editor for code, markup and prose.
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Retro-asteroid-warSmall arcade game inspired by the arcade machines of the 1980s.
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BlastMergeCross-repository file synchronization through intelligent iterative merging
- CatPawAI
AI Programming Agent
- Gram
A code editor for humanoid apes and grumpy toads
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ConstlyA WYSIWYG Markdown editor that renders as you type and never rewrites a byte you didn't touch.
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OmaWrite for WindowsA focused native Markdown writing app for Windows.
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Simple Image ConverterApplication permettant de convertir facilement des fichiers images et PDF.
- Altova MissionKit 2026 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2026 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- EditPlus
Text editor with FTP, FTPS and SFTP capabilities
- Altova Authentic 2026 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova XMLSpy 2026 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2026 Professional Edition
JSON and XML Editor
- Lingma
Fully integrated with the AI coding assistant, enjoy efficient and intelligent programming with an out-of-the-box experience without installing any plugins.
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Markdown ViewerQuick and easy Markdown file viewer
- Sublime Text 4 (Dev)
Sublime is a sophisticated cross-platform text editor for code, markup and prose.
- Oxygen XML Author
Single-Source XML Authoring and Multi-Channel Publishing
- Oxygen XML Developer
All the Tools You Need for Designing XML Schemas and Transformation Pipelines.
- Oxygen XML Editor
The Premier All-In-One XML Editing Suite
- CodeBuddy
Tencent Cloud Code Assistant
- Altova Authentic 2025 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova MissionKit 2025 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2025 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova XMLSpy 2025 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2025 Professional Edition
JSON and XML Editor
- Qoder
Agentic Coding Platform for Real Software
- Qoder IDE
Agentic Coding Platform for Real Software
- Altova Authentic 2023 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova Authentic 2024 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova MissionKit 2023 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2023 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2024 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2024 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova XMLSpy 2023 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2023 Professional Edition
JSON and XML Editor
- Altova XMLSpy 2024 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2024 Professional Edition
JSON and XML Editor
- EverEdit
Professional Text & Source Editor
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Apostrophe for WindowsA native, distraction-free Markdown editor for Windows — a Tauri 2 + Rust port of GNOME's Apostrophe.
- Haystack Editor
Navigate and refactor your code with ease
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MD to DOCX Converter by Jair LimaConverts Markdown files to properly formatted Word documents (bidirectional MD<->DOCX, plus PDF->MD), standalone CLI executable.
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MDWord by Jair LimaWYSIWYG Markdown editor with a WordPad-inspired interface
- Kate (AppX / Portable)
Advanced text editor.
- Okular (AppX / Portable)
The Universal Document Viewer
- Text Editor Pro
Powerful text editing tool
- Nutstore LightApp
Nutstore Lightapp
- PearAI
The AI Code Editor for Your Next Project.
- CodeBuddy CN
Tencent Cloud Code Assistant CodeBuddy, an AI-powered coding IDE.
Related guide: Change the default app for a file type in Windows