Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
All Packages
Category
Tags2
Sort:Used by Most Apps
React Hook Form
Performant, flexible React forms built on hooks with minimal re-renders and built-in validation.
ignore
A pure JavaScript manager, filter, and parser for .gitignore-style rules, built exactly to the gitignore spec.
Picomatch
Blazing-fast, dependency-free glob matcher for JavaScript with full Bash-extglob support.
Formik
Formik: Build React Forms Without the Tears - Docs & Guide
TanStack Form
Headless, type-safe form state management for React, Vue, Solid, Angular, and more
Micromatch
Fast, POSIX-compliant glob matching for Node.js — the drop-in replacement for minimatch and multimatch.
@rjsf/core
The React engine that turns a JSON Schema into a fully working form
busboy
A fast, streaming parser for multipart/form-data and URL-encoded HTTP request bodies in Node.js.
vee-validate
Template-based form validation library for Vue.js with Composition API support
Gorilla Schema
Gorilla Schema fills Go structs from HTTP form values and encodes them back into url.Values using struct tags.
Flask-WTF
Simple integration of Flask and WTForms with built-in CSRF, file upload, and reCAPTCHA support
xregexp
Extended, extensible JavaScript regular expressions with named capture, Unicode properties, free-spacing syntax, and a regex utility belt.
randexp.js
Generates random strings that match any given JavaScript regular expression.
WTForms
A flexible, framework-agnostic form validation and rendering library for Python web development.
express-fileupload
Simple Express middleware for handling multipart file uploads