Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes, Streams, HyperLogLogs,…

A time-series database for high-performance real-time analytics packaged as a Postgres extension

coturn TURN server project

Library for Android Camera 1 and 2 APIs. Massively increase stability and reliability of photo and video capture on all Android devices.

Ultra fast JSON decoder and encoder written in C with Python bindings

An open source utility that provides fast incremental file transfer. It also has useful features for backup and restore operations among many other use cases.

The official Asterisk Project repository.

PJSIP project

pytz Python historical timezone library and database

An Android/Kotlin binding for the Argon2 hash