QuestDB is an open source time-series database for fast ingest and SQL queries

The Clojure programming language

Source for the TechEmpower Framework Benchmarks project

Simple Binary Encoding (SBE) - High Performance Message Codec

A blazingly fast multi-language serialization framework powered by JIT and zero-copy.

TLC is a model checker for specifications written in TLA+. The TLA+Toolbox is an IDE for TLA+.

Erlang IDE

A source code of android game called 'antiyoy'.

Ray tracing based language benchmarks