Free and Open Source, Distributed, RESTful Search Engine

Ghidra is a software reverse engineering (SRE) framework

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

Logstash - transport and process your logs, events, or other data

Style and Grammar Checker for 25+ Languages

A configuration as code language with rich validation and tooling.

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

Master repository for the JGraphT project

Smithy is a protocol-agnostic interface definition language and set of tools for generating clients, servers, and documentation for any programming language.

Twitter-scale Mastodon implementation in 100x less code than Twitter wrote to build the equivalent

An Evaluation of Linear Probing Hashtable Algorithms

A modern general programming language implemented in Java. Offering fast array handling while coding in imperative syntax.