Free and Open Source, Distributed, RESTful Search Engine

a fast, scalable, multi-language and extensible build system

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

Apache Doris is an easy-to-use, high performance and unified analytics database.

A free, secure and open source app for Android to manage your 2-step verification tokens.

Apache Beam is a unified programming model for Batch and Streaming data processing.

Electronic Circuit Simulator in the Browser

Bazel remote caching and execution service

faithful game mechanics written from scratch + new gameplay additions

The exporting server allows users to send charts in SVG or JSON and let them convert and download as pdf, png, jpeg or a svg vector image.