A collection of learning resources for curious software engineers

OCR, layout analysis, reading order, table recognition in 90+ languages

Usage and examples for I2S support on the ESP32 microcontroller

EPUB Reader is a Ruby library which helps you to parse EPUB files conforming as much as possible the specification from IDPF.

Builder images and examples commonly used for Google Cloud Build

Just a lightweight captcha solver using 2Captcha

Autosave feature for CKEditor 5.

Enter feature for CKEditor 5.

Powerful rich text editor framework with a modular architecture, modern integrations, and features like collaborative editing.

A rich text editor for everyday writing

High-performance image manipulation for web servers. Includes imageflow_server, imageflow_tool, and libimageflow

UJS without jQuery dependency

The Swift Programming Language

Server-side Swift. The Perfect core toolset and framework for Swift Developers. (For mobile back-end development, website and API development, and more…)

Converts an HTML string into a virtual DOM

A Virtual DOM and diffing algorithm

Tool for retrieving main colors from the image.

A port of Perl's Unidecoder to Ruby.

Opsworks sidekiq cookbook for Ubuntu and Rails or non-rails sidekiq deploys

Quill is a modern WYSIWYG editor built for compatibility and extensibility

acts_as_paranoid for Rails 5, 6 and 7

a generic EPUB library for Ruby : supports EPUB 3

*CURRENTLY UNMAINTAINED*. Authority helps you authorize actions in your Rails app. It's ORM-neutral and has very little fancy syntax; just group your models under one or more Authorizer classes and…

A beacon firmware implementation (by reverse engineering of Apple's iBeacon advertising packet).

Animated blur-in and blur-out on UIImageView.

Biscuit firmware for TI CC2540 SoC

This is a sample iBeacon Firmware for Bluegigas BLE112 module.

Mock objects for Objective-C

A lightweight callout view class for iOS mimicking UICalloutView.