rapidjson

A fast JSON parser/generator for C++ with both SAX/DOM style API

raspi

reedly

Reedly RSS reading app to showcase Clean Architecture

retex

Latex renderer for desktop, Android and GWT (fork of JLaTeXMath)

retrofit2-kotlinx-serialization-converter

A Retrofit 2 Converter.Factory for Kotlin serialization.

reveal.js

The HTML Presentation Framework

rocket.chat

Have your own Slack like online chat, built with Meteor.

role-based-authentication-using-laravel-and-angular-js

A role based authentication sytem using JSON Web Token, Entrust and Laravel Socialite library

rpi-enviro-mqtt

Send air quality data from a Pimoroni RPi Enviro+ over MQTT

rvg.js

React Vector Graphics (They're scalable too)

rxjava

RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

sceneform-android-sdk

Sceneform SDK for Android

scrcpy

Display and control your Android device

shapeshifter

A clipboard manager for the 21st century.

shortbread

Android library that generates app shortcuts from Shortcut annotations

signal-android

A private messenger for Android.

signal-desktop

Signal — Private Messenger for Windows, Mac, and Linux

signal-ios

A private messenger for iOS.

signal-server

sly

JavaScript library for one-directional scrolling with item based navigation support.

socialite

spacetablayout

This is a awesome TabLayout for Android with a central Floating Action Button :D

spark-kotlin

A Spark DSL in idiomatic kotlin // dependency: com.sparkjava:spark-kotlin:1.0.0-alpha

sparkbutton

Android library to create buttons with Twitter's heart like animation.

stackblitzcore

Online IDE powered by Visual Studio Code ⚡️

stepindicator

StepIndicator is an iOS library that indicates steps in an animated way.(步骤指示器)

stepper-indicator

Step indicator for onboarding or simple viewpager

sunshine-version-2

The official repository for Developing Android Apps

svg-flags-language-switcher

A language switcher template including custom flags in SVG format.

svg-path-editor

Online editor to create and manipulate SVG paths