Protocol Buffers - Google's data interchange format

The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)

ClickHouse® is a real-time analytics DBMS

A library that provides an embeddable, persistent key-value store for fast storage.

The open-source database for the realtime web.

Karabiner-Elements is a powerful tool for customizing keyboards on macOS

FoundationDB - the open source, distributed, transactional key-value store

Redpanda is a streaming data platform for developers. Kafka API compatible. 10x faster. No ZooKeeper. No JVM!

Amnezia VPN Client (Desktop+Mobile)

a RethinkDB implementation backed by FoundationDB