validate.js - lightweight JavaScript form validation library

In plain words

Validate.js is a lightweight JavaScript library for form validation, first launched in 2011. It helps developers validate user input in web forms without requiring heavy dependencies. The library is designed for developers who need straightforward form checking functionality. Its main appeal is the minimal footprint and simplicity it brings to form validation tasks, making it useful for projects where keeping code size down is important.

written from the facts on this page · September 2026

• 
  Form-validation.js – JavaScript form validation library2020 · github.com · ▲29

  The most customizable validation framework for JavaScript. - soc221b/form-validation.js

• 
  a small jQuery Form Validation library2012 · github.com · ▲47

  Got bored of using other ones, so made my own. Contribute to jackfranklin/jQuery-Form-Validator development by creating an account on GitHub.

• TW
  This website is valid JSON2020 · webdatarender.com · ▲604
• WP
  Weekend project, Intro.js2013 · usablica.github.com · ▲716
• 
  React Hook Form – Simple Form Validation2019 · react-hook-form.com · ▲112

  React hook for form validation without the hassle

• 
  1 KB JavaScript library for building front end apps2017 · github.com · ▲242

  1kB-ish JavaScript framework for building hypertext applications - hyperapp/hyperapp

• 
  SimCity, but with Permits▲873

  A free city-building game in your browser. You are the mayor. You know what the city needs. Now get it past the zoning board, the neighbors, the appeals court and the next election.

  Life & fun · 21h ago · permit.petercai.com

• IV
  I've been paying for a rural Tanzanian's education for 10 years▲778

  Life & fun · 13d ago · tanzaniaeducationproject.org

• 
  Bigwords.page – Turn any screen into a sign. The URL is the app▲728

  Turn a phone, tablet or TV into a sign. Type a message and it fills the screen: welcome signs, timers, Wi-Fi passwords and more. No app, no account, free.

  Life & fun · 14d ago · bigwords.page

• 
  Guitoro, a virtual guitar you strum with your keyboard▲573

  Play a free virtual guitar online with your keyboard or by touch. Slow songs down and see every chord, string and strum. Acoustic, classic, electric and bass.

  Life & fun · 8d ago · guitoro.com

• 
  See *almost* any carriers phone settings▲432

  Carrier settings from iPhone, Pixel and Galaxy firmware, decoded and compared: APNs, VoLTE, 5G and Wi-Fi Calling per carrier, and what each build changed.

  Life & fun · 12d ago · carrierexplode.com

• 
  The whole Solar System and every tracked satellite, live in the browser▲407

  Life & fun · 22d ago · space.bl2.net

• 
  A storebuilder contained in a single text area▲389

  Life & fun · 2011 · listofthingsforsale.com

• 
  KernType, a typography game made with Raphaël▲268

  A game to learn how to kern type

  Life & fun · 2011 · type.method.ac

• M4
  my 4-y-o son drew a video game. He drew then we hacked together.▲247

  Life & fun · 2011 · audenneedham.com

• 
  Who's Hiring? (postings mined from Twitter)▲220

  In an increasingly digital world, newsletters have become an invaluable tool for businesses, content creators, and organizations looking to engage with their audience directly. Whether you’re a startup looking to build a community, an established company seeking to maintain a connection with your cu

  Growth · 2011 · jobstractor.com

• TU
  The users behind Hacker News▲193

  Life & fun · 2011 · hnwho.com

• LI
  Learn iPhone and iPad development in less than an hour▲163

  Life & fun · 2011 · diveintoios.com