A cross-platform Markdown editor providing real-time preview, Focus & Typewriter modes, and support for multiple export formats.
Platforms
- Mac
- Windows
- Linux
- Electron
- Visual Studio Code
China




A cross-platform Markdown editor providing real-time preview, Focus & Typewriter modes, and support for multiple export formats.








HelixNotes is a local markdown note-taking app built with Rust, Tauri 2.0, and SvelteKit. Your notes are standard .md files on your filesystem - sync with whatever you want or nothing at all.




Search engine donating over 80% of profits to global reforestation, supporting millions of trees planted, funded by ad revenue, with mobile and web access.


IntelliJ IDEA is the JetBrains IDE for pro development in Java and Kotlin. Built for your comfort, it unlocks productivity, ensures quality code, supports cutting-edge tech, and protects your privacy.




SD Maid SE (aka SD Maid 2) is a file management tool for Android that specialises in maintenance. Its core purpose is freeing up space and removing unwanted data.



Read, edit, convert, merge, and sign PDF files across devices, for completely free and without signing up.








GNU Emacs is an extensible, customizable text editor—and more. At its core is an interpreter for Emacs Lisp, a dialect of the Lisp programming language with extensions to support text editing. The features of GNU Emacs include:




An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Kindle, Kobo, PocketBook, Linux and Android devices.



An efficient PDF viewer and editor with advanced features like direct content editing, OCR by ABBYY, form filling, annotation, and offline access.




Provides infinite text-based nested lists, real-time collaboration, tagging, file uploads, kanban boards, offline access, and seamless sync across devices.




The OSS Document Scanner is a free and Open Source app to transform your mobile device into a powerful document scanner.




Minimal open-source platform for digital document management and archiving, supporting full-text search, tagging, content extraction, email ingestion, and self-hosting.

Open-source chat app built on the Nostr protocol with end-to-end encrypted communities and direct messaging, fully-featured voice and video calling, customizability, and more.




Gram is a powerful and modern source code editor. It features solid performance and is highly configurable, yet comes with batteries included out of the box. Gram supports many popular programming languages and file formats, and can use Zed extensions to support additional...

Koodo Reader is a powerful ebook reader designed to provide a simple and easy-to-use reading experience.




Librera Reader is a highly customizable and feature-rich application for reading books in PDF, EPUB, MOBI, DjVu, FB2, TXT, RTF, AZW, AZW3, HTML, CBZ, CBR formats on Android devices.




Open-source wiki and documentation platform featuring real-time collaborative editing, spaces, groups, robust permissions, commenting, page history, and fast full-text search.




Threaded group chat with topics for live or async collaboration, open-source, supporting self-hosted or cloud use, suited for organized team discussions.




Docs in Proton Drive are end-to-end encrypted so your work stays safe from data breaches, online surveillance, and can never be fed into AI models.




The open source AI code editor. Write code with the best AI tools, use any model, and retain full control over your data.




Seafile is an open-source file management and collaboration platform that goes beyond sync and share, offering extensible metadata, multi-level tagging, flexible file views, and AI-powered organization for smarter teamwork.








Alfred is a productivity application for macOS, which boosts your efficiency with hotkeys, keywords and text expansion. Search your Mac and the web, and control your Mac using custom actions with the Powerpack.



