Software Alternatives, Accelerators & Startups

Preact.js VS f.lux

Compare Preact.js VS f.lux 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.

f.lux logo f.lux

f. lux is a piece of software for Windows, Mac, Linux, iOS, and Android that provides a blue light filter over your screen. Research suggests limiting our exposure to blue light in the hours before bedtime can help us fall asleep faster.
  • Preact.js Landing page
    Landing page //
    2023-05-11
  • f.lux Landing page
    Landing page //
    2021-09-18

Preact.js videos

JS frameworks are replaceable

f.lux videos

F.lux Review - Should You Really Use It? [MY EXPERIENCE]

More videos:

  • Review - Does F.lux (FLUX) Really Work? Blue Light Filter test W/ Ghetto Science Applied.
  • Demo - F.lux - Review & Demo

Category Popularity

0-100% (relative to Preact.js and f.lux)
Javascript UI Libraries
100 100%
0% 0
Work Management
0 0%
100% 100
JavaScript Framework
100 100%
0% 0
Color Temperature Adjuster

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 f.lux

Preact.js Reviews

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
The Best JavaScript Frameworks You’re Not Using
One thing you may be wondering…if Preact is faster on page load, what are some of the trade-offs Ben Halpern mentioned in his quote above? There is a great discussion thread started by Dan Abramov of the React team that addresses this. Responding to a question asking for his thoughts on Preact, Dan has this to say:
Source: jsreport.io

f.lux Reviews

We have no reviews of f.lux yet.
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Social recommendations and mentions

Based on our record, f.lux should be more popular than Preact.js. It has been mentiond 347 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.

Preact.js mentions (83)

  • Preact vs React: A Comparative Guide
    In this post, we get to know more about Preact, one of this year's trending libraries. And we'll compare it to React to see which one suits better for our projects. - Source: dev.to / about 2 months ago
  • Episode 24/13: Native Signals, Details on Angular/Wiz, Alan Agius on the Angular CLI
    Similarly to Promises/A+, this effort focuses on aligning the JavaScript ecosystem. If this alignment is successful, then a standard could emerge, based on that experience. Several framework authors are collaborating here on a common model which could back their reactivity core. The current draft is based on design input from the authors/maintainers of Angular, Bubble, Ember, FAST, MobX, Preact, Qwik, RxJS, Solid,... - Source: dev.to / 2 months ago
  • How I built a cross-framework frontend library
    At the very bottom of the image, there are 3 blocks that I chose to call application components. If you are building a cross-framework library, these can be built with whatever tools you want! Only catch is, all the tools you use to build it, will be needed by everyone consuming it. So choose wisely, and be mindful of how many kilobytes of third party code you will need in order to ship. In Schedule-X, I chose to... - Source: dev.to / 5 months ago
  • React Jam just started, making a game in 13 days with React
    >> React is not traditionally used for making games, but that's part of the fun and the challenge. R > MS Flight Simulator cockpits are built with MSFS Avionics Framework which is React-like and MIT licensed: https://github.com/microsoft/msfs-avionics-mirror/tree/main/src/sdk/components Million.js is faster than preact, and lists a number of references under Acknowledgements: ... - Source: Hacker News / 6 months ago
  • HTML Data Attributes: One of the Original State Management Libraries
    DEV is a Rails monolith, which uses Preact in the front-end using islands architecture. The reason why I mention all this is that it's not a full-stack JavaScript application, and there is no state management library like Redux or Zustand in use. The data store, for the most part on the front end, is all data attributes. - Source: dev.to / 7 months ago
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f.lux mentions (347)

  • Modos Paper Monitor Pre-Launch on Crowd Supply
    Give Flux a try. https://justgetflux.com/ It did it before night mode and does it far better. ;). - Source: Hacker News / 25 days ago
  • Tools that keep me productive
    For those evenings where I'm in front of the computer, f.lux is a must. Like some wise person said, "Be kind to your eyeballs". macOS's Nightshift kind of works, but f.lux destroys it. - Source: dev.to / about 1 month ago
  • Ultra Librarian Joins Flux to Take the Hard Out of Hardware
    Having never heard of Ultra Librarian, I thought this was somehow related to https://justgetflux.com/ and that they'd made a switch from doing color changing to hardware. - Source: Hacker News / 3 months ago
  • Is it just me who dislikes the winter update with the change of colors?
    Reshade might help with the color tones. I normally use f.lux for Windows, but I don't know how much it might help. Could be worth trying, though. Source: 6 months ago
  • Create a shortcut for even lower phone brightness
    This is good advice, but I prefer something that automatically dims and reduces blue light for me. That qay I don't have ro remember. f.lux on Windows and Mac, and Twilight on Android, are what work for me. https://justgetflux.com/ https://play.google.com/store/apps/details?id=com.urbandroid.... - Source: Hacker News / 7 months ago
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What are some alternatives?

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

Svelte - Cybernetically enhanced web apps

CareUEyes - CareUEyes is an eye protection software for windows that comes with blue light filter, screen dimmer, and break reminder

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

Redshift Color Temperature Adjuster - Redshift adjusts the color temperature according to the position of the sun.

Vue.js - Reactive Components for Modern Web Interfaces

LightBulb - Background application that adjusts screen gamma, making the colors appear warmer at night...