Software Alternatives, Accelerators & Startups

Preact.js VS w2ui

Compare Preact.js VS w2ui and see what are their differences

Preact.js logo Preact.js

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

w2ui logo w2ui

W2UI is a small JavaScript UI library with a complete set of widgets: layout, grid, sidebar, toolbar, tabs, fields, popup, utilities.
  • Preact.js Landing page
    Landing page //
    2023-05-11
  • w2ui Landing page
    Landing page //
    2023-05-01

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.

w2ui features and specs

  • Comprehensive UI Components
    W2UI offers a complete set of UI widgets such as grids, forms, toolbars, and more, providing a full suite for web application development.
  • Lightweight
    The library is only around 100 KB in size, which makes it lightweight and fast to load, providing better performance and quicker page loads.
  • Pure JavaScript
    W2UI is written in pure JavaScript without external dependencies like jQuery, which reduces external dependency issues.
  • Rich Features
    Includes many advanced features such as inline editing in Grids, keyboard shortcuts, and advanced filtering capabilities.
  • Responsive Design
    The library supports responsive design, making it suitable for creating applications that work across different devices and screen sizes.

Possible disadvantages of w2ui

  • Limited Community Support
    Compared to larger frameworks like React or Angular, W2UI has a smaller community, which means fewer tutorials, plugins, and community support.
  • Complexity for Dynamic Updates
    Handling dynamically updated data can be complex, as W2UI may require more manual manipulation to update the UI as compared to frameworks with virtual DOMs.
  • Learning Curve
    New developers might face a learning curve due to the extensive set of features, especially those unfamiliar with working directly with JavaScript-based UI libraries.
  • Browser Compatibility
    While generally compatible with modern browsers, some older browsers may not fully support all features of W2UI, requiring additional workarounds.
  • Limited Third-party Integrations
    W2UI lacks ecosystem integrations found in larger frameworks or libraries, which may require additional effort when integrating with other tools or libraries.

Preact.js videos

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Category Popularity

0-100% (relative to Preact.js and w2ui)
Javascript UI Libraries
75 75%
25% 25
JavaScript Framework
68 68%
32% 32
JavaScript
100 100%
0% 0
Development
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 w2ui

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 React’s little sibling, smaller in size but with the same familiar moves. It’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 – 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 isn’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

w2ui Reviews

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Social recommendations and mentions

Based on our record, Preact.js seems to be a lot more popular than w2ui. While we know about 93 links to Preact.js, we've tracked only 1 mention of w2ui. 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 (93)

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w2ui mentions (1)

  • [AskJS] Tabulator takes 150mb to render 25k rows. Is this normal?
    Use https://w2ui.com/web/ , which literally uses a few mb's to render 27k records from Array. What a beast! Tested it with 250k ~ 50mb. This will do ... Source: almost 2 years ago

What are some alternatives?

When comparing Preact.js and w2ui, you can also consider the following products

Svelte - Cybernetically enhanced web apps

Webix UI - An enterprise JavaScript Library for cross-platform app development with HTML5 JavaScript widgets and easy integration with most popular JavaScript Frameworks.

Vue.js - Reactive Components for Modern Web Interfaces

Inferno - An extremely fast React-like javascript library for building modern user interfaces.

Deku - Functional view library for building UI components as an alternative to React

React - A JavaScript library for building user interfaces