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Speed-highlight JS VS highlight.js

Compare Speed-highlight JS VS highlight.js and see what are their differences

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Speed-highlight JS logo Speed-highlight JS

A lightweight syntax highlighter written in JavaScript.

highlight.js logo highlight.js

Highlight.js is a syntax highlighter written in JavaScript. It works in the browser as well as on the server.
Not present
  • highlight.js Landing page
    Landing page //
    2023-09-25

Speed-highlight JS features and specs

  • Performance
    Speed-highlight JS is optimized for speed, allowing for fast syntax highlighting without significantly impacting page load times.
  • Customization
    It offers various customization options, enabling developers to tailor the highlighting to fit the design and functionality of their specific application.
  • Lightweight
    The library is lightweight, which reduces the overall size of the web application, leading to quicker loading times.
  • Ease of Use
    Speed-highlight JS is straightforward to implement, making it accessible for developers who need efficient syntax highlighting on their websites.
  • Support for Multiple Languages
    The library supports a wide range of programming languages, providing flexibility for projects that involve different coding languages.

Possible disadvantages of Speed-highlight JS

  • Limited Features
    Compared to more comprehensive syntax highlighting libraries, Speed-highlight JS might lack advanced features.
  • Community Support
    As a less well-known library, it may have limited community support, which can make troubleshooting and finding resources more challenging.
  • Maturity
    The library might be relatively new or less mature, which could result in potential stability issues or bugs that need to be addressed.
  • Documentation
    If the documentation is not thorough, this could make it harder for developers to fully utilize all features or troubleshoot issues effectively.

highlight.js features and specs

  • Wide Language Support
    Highlight.js supports a comprehensive range of programming languages out of the box, making it versatile for various projects.
  • Automatic Language Detection
    It can automatically detect the programming language of a code block, reducing the setup time and effort for developers.
  • Customization
    Highlight.js offers numerous themes and customization options, allowing developers to easily tailor the syntax highlighting to match their application's aesthetic.
  • Lightweight and Fast
    The library is lightweight and performs efficiently, ensuring quick load times and a seamless user experience.
  • Open Source
    As an open-source project, Highlight.js benefits from community contributions and is free to use, modify, and distribute.

Possible disadvantages of highlight.js

  • Limited Dynamic Features
    Highlight.js is primarily used for static code block highlighting and lacks advanced features like real-time editing or complex code analysis.
  • Manual Updates
    New languages or updates may not be immediately available, requiring users to manually update the library or find alternatives for less common languages.
  • Performance Degradation on Large Files
    Highlight.js may experience performance issues when rendering very large code files, potentially slowing down page load times.
  • Dependency Management
    As with many JavaScript libraries, managing dependencies and ensuring compatibility with other libraries or frameworks can be challenging.

Category Popularity

0-100% (relative to Speed-highlight JS and highlight.js)

Speed-highlight JS

highlight.js

Customer Feedback
21 21%
Customer Feedback
79% 79
App Reviews
20 20%
App Reviews
80% 80
Marketing Tools
24 24%
Marketing Tools
76% 76
Documentation
42 42%
Documentation
58% 58

User comments

Share your experience with using Speed-highlight JS and highlight.js. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, highlight.js seems to be more popular. It has been mentiond 55 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.

Speed-highlight JS mentions (0)

We have not tracked any mentions of Speed-highlight JS yet. Tracking of Speed-highlight JS recommendations started around May 2025.

highlight.js mentions (55)

  • A better pkg.go.dev
    Every time a request come in, we forward it to the pkg.go.dev server, then append the highlight.js script to the response before sending it back to the client. - Source: dev.to / 8 months ago
  • Day 19: Highlight'em up! 🔖
    It supports 192 languages, just like a browser highlighter:. - Source: dev.to / 10 months ago
  • YouTube Embeds Are Bananas Heavy and It's Fixable
    Now we only need to force bloggers to stop using GitHub Gist embeds. Hugo (and probably other static site generators) has built-in support for code snippets with syntax highlighting, and more dynamic sites can rely on highlight.js which removes dependence on third-party services. It's just insane, using heavy iframes for small code snippets. https://gohugo.io/content-management/syntax-highlighting/... - Source: Hacker News / about 1 year ago
  • Glimmer DSL for Web Ruby Integration with JavaScript Libraries
    Glimmer DSL for Web is a Ruby-in-the-Browser Web Frontend Framework that enables Rubyists to finally have Ruby productivity and happiness in the Frontend via a simpler, more intuitive, more straightforward, and more productive library than all JavaScript libraries like React, Angular, Ember, Vue, Svelte, etc.... Glimmer DSL for Web's Rails sample app "Sample Selector" has been upgraded with Code Syntax... - Source: dev.to / over 1 year ago
  • Code Syntax highlighting in Next Js
    Let's get started by installing the highlight js. - Source: dev.to / over 1 year ago
View more

What are some alternatives?

When comparing Speed-highlight JS and highlight.js, you can also consider the following products

Warmup Inbox - Warmup Inbox is a tool that automates the process of warming up your email inboxes, raising your sender reputation and inbox health automatically.

prism.js - Prism is a lightweight, extensible syntax highlighter, built with modern web standards in mind.

Re-Highlight - Re-Highlight is a powerful text syntax highlighting library.

Context.io - Context.IO is a REST email API that makes it easy and fast to integrate your user's email data in your application

code-prettify - Code Prettify is an embeddable script that makes source-code snippets in HTML prettier.

OCS inventory NG - OCS inventory NG is a free software that enables users to inventory IT assets.

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