Top HackMD Alternatives for Collaborative Markdown Editing
HackMD is a powerful browser-based, real-time collaborative markdown editor, renowned for its speed, flexibility, and extensive features like PDF, image, and video embedding, revision history, and presentation modes. However, no single tool fits everyone's workflow perfectly. If you're looking for a HackMD alternative that might better suit your specific needs for collaborative writing, markdown editing, or general notetaking, you've come to the right place.
Best HackMD Alternatives
Whether you prioritize advanced features, open-source solutions, specific platform support, or a simpler interface, there's a HackMD alternative out there for you. Let's dive into some of the best options available.

Google Docs
Google Docs is an online word processor, part of Google Drive, offering robust real-time collaboration. It's an excellent HackMD alternative for those who need comprehensive text formatting, cloud-based storage, and seamless sharing across Web, Android, iPhone, and Chrome OS platforms, with features like autosave, End-to-End Encryption, and export to PDF.

StackEdit
StackEdit is a full-featured, open-source Markdown editor available on Web and Chrome OS. It serves as a strong HackMD alternative for users who prefer working offline and desire integration with services like Dropbox and Google Drive, along with WYSIWYG support for easy markdown writing.

Mark Text
Mark Text is a free and open-source Markdown editor for Mac, Windows, and Linux. As a concise HackMD alternative, it focuses on improving editing efficiency with features like live preview, distraction-free writing, built-in themes, and WYSIWYG support, ideal for dedicated markdown users.

Etherpad
Etherpad is a highly customizable open-source online editor providing collaborative editing in real-time. This free and self-hosted Web solution is a robust HackMD alternative for teams prioritizing pure, real-time collaborative writing with excellent customizability.

Nuclino
Nuclino is a freemium platform for organizing and sharing team knowledge, offering real-time collaborative documents and wiki-like linking. It's a comprehensive HackMD alternative for teams needing a knowledge base with features like markdown support, hierarchical structure, Kanban boards, and full-text search across Mac, Windows, Linux, Web, Android, and iPhone.

Marp
Marp is a free and open-source presentation writer that uses Markdown, available on Mac, Windows, and Linux. If your primary use case for HackMD is creating presentations from Markdown, Marp is an excellent HackMD alternative offering live preview and theme support.

Inkdrop
Inkdrop is a commercial note-taking app with a robust Markdown editor, supporting macOS, Windows, Linux, Android, and iPhone. For users prioritizing secure, encrypted notes with cloud sync, advanced markdown features like Latex Math and flow diagrams, Inkdrop offers a premium HackMD alternative.

CodiMD
CodiMD is a free and open-source platform that allows real-time collaborative markdown notes on all platforms, essentially being an evolution of HackMD itself. As a direct HackMD alternative, CodiMD maintains focus on speed and flexibility, ideal for those who love the HackMD experience but prefer an open-source, self-hostable option.

Rentry.co
Rentry.co is a free, simple, and fast markdown pastebin and publishing service with live preview and custom URLs, accessible on Web, Mac, Windows, and Linux. For users seeking a lightweight, anonymous, and distraction-free HackMD alternative specifically for quick markdown sharing and notetaking via a pastebin service, Rentry.co is a great choice.

Zoho Writer
Zoho Writer is a free online word processor that facilitates document creation, editing, and real-time group collaboration in the cloud. As a HackMD alternative, it's suitable for users who need robust text formatting, grammar and spell checking, and secure sharing across Web, Android, iPhone, and Chrome OS platforms.
Each of these HackMD alternatives offers unique strengths. Consider your primary use case – be it simple markdown editing, extensive collaborative writing, secure note-taking, or presentation creation – and explore the options to find the perfect fit for your workflow.