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HackMD vs Rextester

Professional comparison and analysis to help you choose the right software solution for your needs.

HackMD icon
HackMD
Rextester icon
Rextester

HackMD vs Rextester: The Verdict

⚡ Summary:

HackMD: HackMD is a real-time collaborative markdown editor and note-taking web application. It allows teams to write, edit, review and publish markdown documents together in real-time. Features include GitHub/GitLab integration, code blocks, task lists, and drawing.

Rextester: Rextester is an online compiler and editor for various programming languages that allows users to write and execute code snippets without installing anything. It supports over 20 languages including C, C++, Java, Python, C#, VB.NET, PHP, Perl, Ruby, Swift, and more.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature HackMD Rextester
Sugggest Score — —
Category Remote Work & Education Development
Pricing Open Source —

Product Overview

HackMD
HackMD

Description: HackMD is a real-time collaborative markdown editor and note-taking web application. It allows teams to write, edit, review and publish markdown documents together in real-time. Features include GitHub/GitLab integration, code blocks, task lists, and drawing.

Type: software

Pricing: Open Source

Rextester
Rextester

Description: Rextester is an online compiler and editor for various programming languages that allows users to write and execute code snippets without installing anything. It supports over 20 languages including C, C++, Java, Python, C#, VB.NET, PHP, Perl, Ruby, Swift, and more.

Type: software

Key Features Comparison

HackMD
HackMD Features
  • Real-time collaborative editing
  • Markdown support
  • Code block support
  • GitHub/GitLab integration
  • Task lists
  • Drawing support
Rextester
Rextester Features
  • Online compiler and editor
  • Supports over 20 programming languages
  • Write and execute code snippets without installing anything
  • Share code snippets and collaborate with others

Pros & Cons Analysis

HackMD
HackMD

Pros

  • Free for individuals
  • Great for collaboration
  • Integrates with GitHub/GitLab
  • Supports markdown formatting
  • Has useful features like code blocks and drawings

Cons

  • Formatting can get messed up with multiple simultaneous editors
  • No WYSIWYG editor
  • Limited free plan storage
Rextester
Rextester

Pros

  • Easy to use
  • Completely free
  • No need to install compilers or IDEs
  • Supports many popular languages

Cons

  • Limited features compared to full IDEs
  • No advanced debugging capabilities
  • Code execution time limits

Pricing Comparison

HackMD
HackMD
  • Open Source
Rextester
Rextester
  • Not listed

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Learn More About Each Product

HackMD
HackMD
Reviews, pricing & alternatives →
Rextester
Rextester
Reviews, pricing & alternatives →

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