Polkadot Node Implementation

Bitcoin Core integration/staging tree

Go implementation of the Ethereum protocol

Chia blockchain python implementation (full node, farmer, harvester, timelord, and wallet)

This is a simple backtesting framework to help you test your crypto currency trading. It includes a way to download and store historical crypto data and to execute a trading strategy.

Manipulate audio with a simple and easy high level interface

Python Audio Analysis Library: Feature Extraction, Classification, Segmentation and Applications

A collection of postmortems. Sorry for the delay in merging PRs!

speedy templating engine: 30x faster than Handlebars, half the features!

A draggable, dockable, notebook-style layout engine for React

The Better String Library

A UI/UX framework for creating beautiful applications.

A data-driven UICollectionView framework for building fast and flexible lists.

An iOS text field that represents tags, hashtags, tokens in general.

Animated top/bottom segmented control written in Swift.

Simple timeline view implemented by UITableViewCell

A tool to enforce Swift style and conventions.

XLForm is the most flexible and powerful iOS library to create dynamic table-view forms. Fully compatible with Swift & Obj-C.

Simple static table views for iOS in Swift.

A powerful Swift programmatic UI layout framework.

Use FontAwesome in your Swift projects

Expandable UITableView in iOS

The missing light persistence layer for Swift

Sample code for the objc.io Core Data book

Seamless CloudKit Sync with CoreData

🔥 Learn some Swift

A better way to learn swift.

The ultimate API for iOS & OS X Auto Layout — impressively simple, immensely powerful. Objective-C and Swift compatible.

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

Xcode plug-in which helps you write documentation comment easier, for both Objective-C and Swift.