Stepped is a Rails engine for orchestrating complex workflows as a tree of actions

Adyen Web Drop-in and Components

The Developer Tool for Visual Engineers • An Open-Source AI-First Design tool • Visually build, style, and edit your code with AI • World's best, top-most agent recommended #1 Developer tool for De…

An ever-expanding, open-source React UI library built with the Wedges Design System, Radix primitives, and Tailwind CSS.

JavaScript event calendar. Modern alternative to fullcalendar and react-big-calendar.

Rich-text editor with AI and shadcn/ui

The Frontend Stack for Agents & Generative UI. React, Angular, Mobile, Slack, and more. Makers of the AG-UI Protocol

A Ruby gem to transform HTML into PDFs, PNGs or JPEGs using Google Puppeteer/Chromium

a multi-threaded, SQL-driven ActiveJob backend used at Betterment to process millions of background jobs per day

JavaScript library for working with recurrence rules for calendar dates as defined in the iCalendar RFC and more.

Simple, powerful and flexible site generation framework with everything you love from Next.js.

The Javascript document scanning library.

JavaScript Date Range, Date and Time Picker Component

🌀 React library to safely render HTML, filter attributes, autowrap text with matchers, render emoji characters, and much more.

Ruby FFI bindings for Hunspell.

Open-Source Subscription Billing & Payments Platform

React components to build charts and dashboards

Create and modify PDF documents in any JavaScript environment

A simple, powerful, zero dependency Rails admin framework

Outlook Item File (.msg) reader in JavaScript

A developer-friendly API for converting many document formats into PDF files, and more!

navigator.mediaDevices.getUserMedia + MediaRecorder create WEBM files without duration metadata. This library appends missing metadata section right to the file blob.

A Read-Write Proxy for Connections; Also provides an ActiveRecord adapter.

Attach comments to ActiveRecord's SQL queries

react-native native module for audio recorder and player with nitromodule!

ProseMirror toolkit for React 🎉

The headless rich text editor framework for web artisans.

Payments for Ruby on Rails apps

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.