Software Alternatives, Accelerators & Startups

Preact.js VS CodeTogether

Compare Preact.js VS CodeTogether and see what are their differences

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Preact.js logo Preact.js

Preact is a fast 3kB alternative to React with the same modern API. Components & Virtual DOM.

CodeTogether logo CodeTogether

Live share IDEs and coding sessions. See changes in real time.
  • Preact.js Landing page
    Landing page //
    2023-05-11
Not present

CodeTogether is the perfect blend of functionality and simplicity, designed by a team of remote developers that rely on collaborative development. Whether you are on an Agile team that uses pair programming as part of your regular software development flow or you just like to live share your code in the occasional troubleshooting session, CodeTogether is the best tool for pair programming, mob programming, code review, and more! If youโ€™ve been using screen sharing or an online code editor for collaborative coding, youโ€™ll be amazed at the difference! Seeing is believingโ€”watch our linked videos to see CodeTogether in action.

CodeTogether

$ Details
paid Free Trial $10.0 / Monthly (Starter Plan, up to 25 users)
Platforms
Windows Mac OSX Linux
Release Date
2020 May

Preact.js features and specs

  • Size
    Preact is very small in size (about 3KB gzipped), which makes it easy to load and faster to execute, resulting in improved performance and quicker load times.
  • Compatibility
    Preact is largely compatible with React, allowing developers to switch to Preact with minimal code changes. This makes it easier to adopt for projects already using React.
  • Performance
    Due to its small size and efficient design, Preact offers excellent performance, especially on low-powered devices and in applications with heavy user interactions.
  • Ecosystem
    Preact can work with many tools and libraries that are designed for React, giving developers access to a rich ecosystem of resources.
  • Community
    Preact has an active and growing community that provides support, plugins, and third-party tools, making it easier for developers to find solutions and share knowledge.

Possible disadvantages of Preact.js

  • Feature Set
    While Preact covers most of the core React features, it lacks some of the advanced functionality present in React, which may require additional workarounds or third-party libraries.
  • Learning Curve
    For developers coming from a non-React background, learning Preact might involve a learning curve, particularly because of its similarities and subtle differences with React.
  • Tooling Compatibility
    Although many tools designed for React can work with Preact, some might not be directly compatible, requiring additional configuration or patches.
  • Community Size
    While Preact has a supportive community, it is smaller compared to the massive React community, which can result in fewer available resources and third-party packages.
  • Maturity
    Preact, being newer and less widely adopted than React, might not have the same level of battle-tested reliability for all use cases, especially for large scale applications.

CodeTogether features and specs

  • End-to-End Encryption
  • On-Premises
    Available
  • Cross-platform support
    Across multiple IDEs and browsers, no vendor lock-in
  • Host-provided intelligence
    Advanced content assist, validation, navigation, etc.
  • Simultaneous Coding
    Code in any group (even in the same file at the same time) or on your own
  • Shared servers, terminals & consoles
    Hosts can share servers for remote access, and terminals that optionally allow guests to execute commands
  • Run Tests & Launches
    Guests can remotely run tests and analyze results. They can also execute run configurations from the host IDE.
  • Audio/Video & Screen Sharing
    Option to invite guests that aren't part of the coding session

Analysis of Preact.js

Overall verdict

  • Preact.js is a strong option for projects where performance and load time are critical, or where a light footprint is necessary. Its compatibility with React makes it a flexible and efficient alternative in scenarios where React may be overkill due to its larger size.

Why this product is good

  • Preact.js is known for its small size and high performance, making it an excellent choice for developers who need a lightweight alternative to React without sacrificing functionality. It offers a familiar API for React developers, ensuring an easy transition, and is highly efficient in terms of rendering performance. Preact also offers excellent compatibility with existing React tools and ecosystems, meaning many React packages work seamlessly with Preact.

Recommended for

    Preact.js is recommended for developers building applications with stringent performance requirements, those needing to optimize for fast loading times in environments with limited bandwidth or resources, or those looking to integrate React-like architecture in smaller projects without introducing the full weight of the React library.

Preact.js videos

JS frameworks are replaceable

CodeTogether videos

CodeTogether: The Complete Overview to Live Sharing your IDE

Category Popularity

0-100% (relative to Preact.js and CodeTogether)
Javascript UI Libraries
100 100%
0% 0
Code Collaboration
0 0%
100% 100
JavaScript Framework
100 100%
0% 0
Programming Tools
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 Preact.js and CodeTogether

Preact.js Reviews

Top JavaScript Frameworks in 2025
PreactJS is a JavaScript library that is said to be the fast 3Kb alternative to ReactJS using the same modern API. It implements the fastest virtual DOM compared to other frameworks in the market. Moreover, it is one of the smallest libraries in terms of size.
Source: solguruz.com
20 Next.js Alternatives Worth Considering
Preact is like Reactโ€™s little sibling, smaller in size but with the same familiar moves. Itโ€™s cutting down the fluff and zipping through tasks with less overhead. When performance budgets are tight, Preact wiggles in perfectly.
20 Best JavaScript Frameworks For 2023
Preact is built with the same core principle of React โ€“ A component-based approach with Virtual DOM while completely compatible with React. It can even use React packages without compromising on speed, performance, and leaner size. In instances where the full potential of React isnโ€™t necessary, most developers even use React during development and switch to Preact for...
Top 15 jQuery Alternatives To Know
ReactJS is a powerful JavaScript library to create user interfaces. Developers can design easy views at each stage in the application and there is regular update and rendering for the actual components whenever there is any data alteration. It is component-driven and creates encapsulated components that manage their own state.
Top 5 JavaScript Frameworks To Learn in 2021
But according to the graph above, we can notice a decrease in interest in Preact. This might result from having many similar frameworks with the same specs, like react-lite, Inferno, etc. However, knowing a framework like Preact will be useful for your development journey.
Source: enlear.academy

CodeTogether Reviews

We have no reviews of CodeTogether yet.
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Social recommendations and mentions

Based on our record, Preact.js seems to be a lot more popular than CodeTogether. While we know about 97 links to Preact.js, we've tracked only 4 mentions of CodeTogether. 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.

Preact.js mentions (97)

  • How to Convert Supplier CSVs to Shopify/Amazon/WooCommerce Without Uploading to a Server
    eBay: 30+ fields (item specifics, variations, shipping) Each schema is a JSON file defining field names, data types, and validation rules. The mapper walks source โ†’ target assignments and applies type coercion (string โ†’ number, date formatting, etc.) before export. The entire app stays under 200 KB gzipped by avoiding heavy UI libraries. It's built with Preact + htm (no JSX build step) and styled with Tailwind CSS... - Source: dev.to / about 2 months ago
  • Can Claude Code migrate VanillaJS/HTML/CSS to Preact/Tailwind?
    First of all, I was concerned that React would add a lot of overhead for a Chrome Extension, which should be pretty light and quick. So I decided to use Preact, which, as its homepage states, is a "fast 3kB alternative to React with the same modern API.". - Source: dev.to / 3 months ago
  • Shopify App: October 2025 Updates
    And because of this change Shopify have also moved to Preact as the main framework for building UI extensions. Preact if you haven't heard of it is a smaller and faster alternative to React but is compatible with React. - Source: dev.to / 10 months ago
  • Spin up Bun + Preact full-stack app in minutes ๐Ÿš€
    Bun makes full-stack TypeScript feel almost too easy - a fast runtime, a dev server with HMR, and a bundler. In this post weโ€™ll spin up a minimal app that serves an HTML page, mounts a Preact component, and exposes a tiny API. - Source: dev.to / 10 months ago
  • Progressive frustration
    How do I retro-fit nextjs instructions on the Flagsmith website to fit Deno's fresh over preact? - Source: dev.to / over 1 year ago
View more

CodeTogether mentions (4)

  • Hey! Are there any coding platforms where you can share a simple link with other people to use an app? I keep wanting to find something other than code.org (which makes sharing pretty easy and accessible to anyone)
    Looking for collaboration and advanced features? Most decent ones cost money ... Start with replit.com, also look at codeanywhere.com, and also codetogether.com (requires download, free+paid plans). Source: over 4 years ago
  • QUESTION: How to manage pair programming?
    Are you using the right tools? Screen sharing isn't great for longer sessions, and you need a code focused tool like Live Share, or one we make - CodeTogether, especially if you need to work across IDEs. Source: about 5 years ago
  • dual keyboard / mouse input?
    Just addressing the pair programming aspect of this - if you were doing this remotely, you could use something like codetogether.com Each of you would have your own machines and screens, but be looking at the same piece of code (if you want) or investigate / code in different areas of the project too. Source: over 5 years ago
  • PhpStorm 2021.1 Released: Preview for PHP and HTML Files, 20+ New Inspections, Improvements in All Subsystems, and Pair Programming via Code With Me
    If any of you are looking for a pair/mob programming solution that works across IDEs, do try codetogether.com. Host in IntelliJ, join from VS Code or Eclipse if you want. We just added the support for writeable shared terminals. Video covering all the features is here: https://youtu.be/OgCWc3hTBc0. Source: over 5 years ago

What are some alternatives?

When comparing Preact.js and CodeTogether, you can also consider the following products

Svelte - Cybernetically enhanced web apps

CodeShare.io - Realtime code sharing for developers

React - A JavaScript library for building user interfaces

Visual Studio Live Share - Real-time collaborative development

Vue.js - Reactive Components for Modern Web Interfaces

Teletype for Atom - Collaborate in real time in Atom