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Preact.js VS Dojo Toolkit

Compare Preact.js VS Dojo Toolkit 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.

Dojo Toolkit logo Dojo Toolkit

Dojo Toolkit
  • Preact.js Landing page
    Landing page //
    2023-05-11
  • Dojo Toolkit Landing page
    Landing page //
    2021-10-19

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.

Dojo Toolkit features and specs

  • Comprehensive Suite of Tools
    Dojo Toolkit provides a wide range of tools and utilities, including a robust widget system (Dijit), a high-performance 2D drawing API (Dojo GFX), and a powerful data manipulation library (Dojo Store). This makes it a one-stop solution for many development needs.
  • Modular Design
    The toolkit is designed to be modular, allowing developers to include only the specific components they need, which can help in reducing the overall footprint of the application.
  • Performance Optimization
    Dojo employs techniques such as code splitting, lazy loading, and efficient DOM manipulation, which can contribute to high performance and faster load times in applications.
  • Cross-Browser Compatibility
    Dojo has built-in mechanisms to handle a variety of browsers, ensuring consistent behavior and appearance across different platforms, which reduces the overhead of writing custom code for compatibility.
  • Strong Community and Documentation
    With an active community and extensive documentation, developers can find solutions to common problems quickly. The well-documented API and numerous tutorials make the learning curve manageable.

Possible disadvantages of Dojo Toolkit

  • Steep Learning Curve
    Due to its comprehensive feature set and unique conventions, Dojo can be difficult for beginners to learn compared to more modern, simpler frameworks.
  • Large File Size
    Even though Dojo is modular, including multiple functionalities can lead to larger file sizes, which may affect the loading time of applications, especially in low-bandwidth environments.
  • Less Popularity
    Dojo has seen a decline in popularity compared to more modern frameworks like React, Angular, and Vue.js. This has led to fewer new learning resources, plugins, and community contributions.
  • Complexity in Configuration
    Setting up and configuring Dojo can be complex, requiring a deep understanding of its build system and configuration options.
  • Fragmented Ecosystem
    With the evolution of JavaScript frameworks, not all projects and plugins are maintained actively. This fragmentation can result in developers having to do additional work to integrate or update certain features.

Preact.js videos

+ Add

JS frameworks are replaceable

Dojo Toolkit videos

+ Add

Building High Performance Web Applications with the Dojo Toolkit

More videos:

  • Demo - Dojo Toolkit V1.0 Script Demo (Free After Effects Script)

Category Popularity

0-100% (relative to Preact.js and Dojo Toolkit)

Preact.js

Dojo Toolkit

Javascript UI Libraries
100 100%
Javascript UI Libraries
0% 0
Developer Tools
45 45%
Developer Tools
55% 55
JavaScript Framework
100 100%
JavaScript Framework
0% 0
Web Frameworks
0 0%
Web Frameworks
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 Dojo Toolkit

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.
Source: tms-outsource.com
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...
Source: www.lambdatest.com
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.
Source: www.spec-india.com
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

Dojo Toolkit Reviews

Top 20 Javascript Libraries
The Dojo is an open-source JavaScript library that helps develop cross-platform, JS, and Ajax-based web sites in a faster manner. DOJO has a vast set of APIs and modules. There are several parts in DOJO toolkit –
Source: hackr.io

Social recommendations and mentions

Based on our record, Preact.js seems to be a lot more popular than Dojo Toolkit. While we know about 93 links to Preact.js, we've tracked only 3 mentions of Dojo Toolkit. 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)

View more

Dojo Toolkit mentions (3)

  • Show HN: Alpine Ajax – If Htmx and Alpine.js Had a Baby
    I also remember Dojo, Dijit and DojoX. It was a powerful web framework. https://dojotoolkit.org. - Source: Hacker News / about 1 year ago
  • Technical arguments for choosing React
    React is open sourced and maintained by a large organization. It's unlikely to go away due to lack of support (looking at you Dojo). By using react you are not re-inventing the wheel and it is a skillset that will be used for gainful employment with actual companies. Source: over 3 years ago
  • Intro to ViteJS
    If the project was big enough, there were tools like jsmin. If the project warranted it, I would use Dojo Toolkit, which could probably make me a sandwich if I wanted it to. - Source: dev.to / over 3 years ago

What are some alternatives?

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

Svelte - Cybernetically enhanced web apps

Node.js - Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications

Vue.js - Reactive Components for Modern Web Interfaces

Ruby on Rails - Ruby on Rails is an open source full-stack web application framework for the Ruby programming...

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

Django - The Web framework for perfectionists with deadlines

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