Software Alternatives, Accelerators & Startups

Glass UI Generator VS Preact.js

Compare Glass UI Generator VS Preact.js and see what are their differences

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Glass UI Generator logo Glass UI Generator

CSS generator for glassmorphism

Preact.js logo Preact.js

Preact is a fast 3kB alternative to React with the same modern API. Components & Virtual DOM.
  • Glass UI Generator Landing page
    Landing page //
    2022-04-10
  • Preact.js Landing page
    Landing page //
    2023-05-11

Glass UI Generator features and specs

  • User-Friendly Interface
    The Glass UI Generator offers an intuitive and easy-to-navigate interface, making it accessible for users with various levels of design experience.
  • Customizability
    It provides a variety of customization options, allowing designers to tweak elements like colors, transparency, and effects to suit their specific needs.
  • Time Efficient
    By automating parts of the design process, it helps users quickly generate glass UI elements, saving time on manual design work.

Possible disadvantages of Glass UI Generator

  • Limited Scope
    The tool might offer limited design elements, which could restrict designers looking for more complex or varied UI components.
  • Dependency on Templates
    Users may become reliant on predefined templates, potentially stifling creativity and leading to less unique outputs.
  • Performance Issues
    Highly detailed glass UI elements can be resource-intensive, potentially affecting the performance of applications that implement them.

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.

Glass UI Generator videos

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Preact.js videos

JS frameworks are replaceable

Category Popularity

0-100% (relative to Glass UI Generator and Preact.js)
Design Tools
100 100%
0% 0
Javascript UI Libraries
0 0%
100% 100
Developer Tools
40 40%
60% 60
JavaScript Framework
0 0%
100% 100

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Glass UI Generator and Preact.js

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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

Social recommendations and mentions

Based on our record, Preact.js seems to be a lot more popular than Glass UI Generator. While we know about 93 links to Preact.js, we've tracked only 6 mentions of Glass UI Generator. 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.

Glass UI Generator mentions (6)

  • Top 5 CSS Generators to Make Developer Life Easier!
    Resource: Glassmorphism Generator Pro Tip: Use subtle glass effects for cards and modals to make your UI stand out while keeping it elegant. - Source: dev.to / 5 months ago
  • The backdrop-filter CSS property has been unprefixed
    There are even dedicated generators such as the aptly named Glassmorphism CSS Generator that spit out a CSS snippet with the property. If you have used that generator, you are lucky because it includes the prefixed version of the property for you, so you avoided a Safari mishap! - Source: dev.to / 11 months ago
  • Tools that every frontend developer should have bookmarked
    Build semi-transparent, blurred glass-like backgrounds. Similar to ui.glass/generator. - Source: dev.to / over 2 years ago
  • Digital Clock using JavaScript
    Next, we have a container and card with glassmorphism effect. I have created this Glassmorphic effect using Glass UI. - Source: dev.to / almost 3 years ago
  • How to Implement and Style the Dialog Element
    You can use this if you'd like a quick and dirty way to achieve the glass effect: https://ui.glass/generator/. Source: over 3 years ago
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Preact.js mentions (93)

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What are some alternatives?

When comparing Glass UI Generator and Preact.js, you can also consider the following products

Tailwind Box Shadows - A curated list of box shadows for your next web project.

Svelte - Cybernetically enhanced web apps

Clippy - CSS Clip-path Maker - Drag and points to generate clip-path CSS

Vue.js - Reactive Components for Modern Web Interfaces

Neumorphism UI - Neumorphism inspired UI web components, sections and pages

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