Software Alternatives, Accelerators & Startups

CodePen VS HackMD

Compare CodePen VS HackMD and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

CodePen logo CodePen

A front end web development playground.

HackMD logo HackMD

Fast and flexible, real-time collaborative markdown, inspired by Hackpad.
  • CodePen Landing page
    Landing page //
    2018-09-30
  • HackMD Landing page
    Landing page //
    2022-08-04

CodePen features and specs

  • Real-time Collaboration
    Developers can collaborate with others in real-time, making it easy to work on projects with teammates or seek help from the community.
  • Immediate Visual Feedback
    CodePen allows you to see the results of your code as you write it, which is highly beneficial for learning and debugging.
  • Integrated Development Environment (IDE)
    CodePen provides a comfortable and feature-rich online IDE environment with syntax highlighting, autocomplete, and more.
  • Community-Driven
    Users can share their work with the CodePen community, receive feedback, and explore a wide range of projects created by others.
  • Extensive Resources
    CodePen offers a wealth of examples and templates for various web development tasks, making it a useful resource for learning and inspiration.
  • Cross-Device Accessibility
    Being an online platform, CodePen can be accessed from any device with an internet connection, making it convenient for developers on the move.

Possible disadvantages of CodePen

  • Limited Offline Functionality
    Since CodePen is primarily an online tool, it requires an internet connection for most of its features to work, limiting its usefulness in offline environments.
  • Performance Constraints
    Complex or resource-intensive projects may not perform as well on CodePen as they would in a full-fledged local development environment.
  • Subscription Costs
    While many features are free, advanced functionalities and additional storage options require a paid subscription, which may not be ideal for all users.
  • Limited Backend Capabilities
    CodePen is primarily designed for front-end development, so it offers limited support for backend technologies, making it less suitable for full-stack or server-side development.
  • Dependency Management
    Managing dependencies and libraries can be cumbersome compared to local development environments which have better tools for this purpose, like npm.
  • Security Concerns
    Sharing projects with the public can expose your code and assets to unauthorized use, posing potential intellectual property and security risks.

HackMD features and specs

  • Collaboration
    HackMD offers real-time collaborative editing, which allows multiple users to work on the same document simultaneously. This feature enhances teamwork and productivity, especially for remote teams.
  • Markdown Support
    HackMD is built around Markdown, providing a simple yet powerful syntax for formatting documents. Markdown compatibility makes it easy to create well-structured content with minimal effort.
  • Version Control
    The platform includes version history, allowing users to track changes, revert to previous versions, and compare different iterations. This feature ensures that work is not lost and can be systematically reviewed.
  • Integration
    HackMD integrates with popular platforms like GitHub, GitLab, and Dropbox, allowing for seamless workflow integration. This makes it easy to incorporate HackMD into existing development and project management processes.
  • Accessibility
    HackMD is a web-based tool, meaning it can be accessed from any device with an internet connection. This ensures that users can collaborate and edit documents from different locations and devices.

Possible disadvantages of HackMD

  • Limited Offline Support
    Since HackMD is primarily a web-based tool, it offers limited functionalities when offline. Users may face challenges accessing and editing documents without an internet connection.
  • Subscription Model
    While HackMD offers a free tier, advanced features and greater collaboration capacities are locked behind a subscription model. This could be a disadvantage for users and small teams with limited budgets.
  • Learning Curve
    Users unfamiliar with Markdown or collaborative editing tools may have a learning curve to overcome. This could affect initial productivity and user experience.
  • Data Privacy
    As a cloud-based service, users may have concerns about data privacy and security. Sensitive information stored on the platform could potentially be accessed by third parties or become vulnerable to data breaches.
  • Performance Issues
    Under heavy usage or with large documents, some users might experience occasional performance issues such as lag or slow syncing. This can disrupt the workflow and collaborative efforts.

CodePen videos

What Is Codepen?

More videos:

  • Review - Learn to use CodePen from a co-founder of CodePen
  • Review - Using CodePen For Inspiration & Learning

HackMD videos

hackmd.io opensource application review

More videos:

  • Demo - Techstars Paris 2018 Demo Day - HackMD pitch
  • Review - Screencast-Tutorial zu HackMD

Category Popularity

0-100% (relative to CodePen and HackMD)
Text Editors
100 100%
0% 0
Task Management
0 0%
100% 100
Programming
100 100%
0% 0
Productivity
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare CodePen and HackMD

CodePen Reviews

Best Forums for Developers to Join in 2025
Codepen is a social network for developers to show off their work, ask and answer questions, and exchange ideas. It's like a Reddit for coding and design, with a large community of talented web developers.
Source: www.notchup.com
Top 10 Developer Communities You Should Explore
Codepen is a social development environment that allows developers to showcase their work and experiment with HTML, CSS, and JavaScript in a collaborative space. Codepen’s focus on visual and interactive development makes it an excellent community for front-end developers and designers.
Source: www.qodo.ai
8 Best Replit Alternatives & Competitors in 2022 (Free & Paid) - Software Discover
Codepen is a social development environment for front-end designers and developers. Build and deploy a website, show off your work, build test cases to learn.
Best Online Code Editors For Web Developers
Probably the most popular online code editor. CodePen is fast, easy to use, and allows a web developer to write and share HTML/CSS/JS code online.
Source: techarge.in
Top 25 websites for coding challenge and competition [Updated for 2021]
CodePen is a cool online IDE that allows you to write code in your browser and see the result just as you build it. CodePen challenges is a place for leveling up your skills by building things. Each week, new challenges appear for you to tackle, and the best “Pens” get picked.

HackMD Reviews

We have no reviews of HackMD yet.
Be the first one to post

Social recommendations and mentions

Based on our record, CodePen should be more popular than HackMD. It has been mentiond 502 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

CodePen mentions (502)

View more

HackMD mentions (66)

  • If it is worth keeping, save it in Markdown
    HackMD already does this. It has a dual-pane view for raw markdown and formatted output, supports WYSIWYG editing, and allows real-time collaboration. Surprised no one mentioned it. - [HackMD: Your Collaborative Markdown Workspace for Knowledge Sharing](https://hackmd.io/). - Source: Hacker News / 2 months ago
  • TL;DR of Deep Dive into LLMs Like ChatGPT by Andrej Karpathy
    [2]: https://hackmd.io/@opensourceinitiative/osaid-faq#What-is-the-role-of-training-data-in-the-Open-Source-AI-Definition. - Source: Hacker News / 3 months ago
  • Web scraping with GPT-4o: powerful but expensive
    About this document ===== [0] https://hackmd.io/@sparna/semantic-markdown-draft. - Source: Hacker News / 8 months ago
  • Tor: From the Dark Web to the Future of Privacy
    It seems, at the beginning of the 90s there were a lot of expectations in regard to DC-nets, considered to be a way better alternative to remailers of the time [1]. At least that's my impression after reading Tim May's FAQ (The Cyphernomicon) [2]. Any progress on this front? [1]: https://en.wikipedia.org/wiki/Anonymous_remailer [2]: https://hackmd.io/@jmsjsph/TheCyphernomicon. - Source: Hacker News / about 1 year ago
  • Meta Llama 3
    Actually right now the OSI is hosting ongoing discussion this year on what it means for AI to be open source. Here is their latest blog post on the subject: https://opensource.org/blog/open-source-ai-definition-weekly-update-april-15 Here is the latest draft: https://hackmd.io/@opensourceinitiative/osaid-0-0-7 And a discussion about the draft:... - Source: Hacker News / about 1 year ago
View more

What are some alternatives?

When comparing CodePen and HackMD, you can also consider the following products

JSFiddle - Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor.

ReadTheDocs - Spend your time on writing high quality documentation, not on the tools to make your documentation work.

CodeSandbox - Online playground for React

Documize - Enterprise-grade wiki and knowledge management platform

GitHub - Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.

Boardist - Personal workspace for all the data