An annotation based command line parser

A modern editor with a backend written in Rust.

The Swift Programming Language

The official Vim repository

MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.

Graphs for Everyone

Vim - the text editor - for macOS

Example code for my book on TDD with Python

The pytest framework makes it easy to write small tests, yet scales to support complex functional testing

The Web framework for perfectionists with deadlines.

The fundamental package for scientific computing with Python.

Server automation framework and application

Compiler for Elm, a functional language for reliable webapps.

The Clojure programming language

Scala 2 compiler and standard library. Scala 2 bugs at https://github.com/scala/bug; Scala 3 at https://github.com/scala/scala3

Empowering everyone to build reliable and efficient software.

The Python programming language

A Dependently Typed Functional Programming Language

The core OCaml system: compilers, runtime system, base libraries

Provides a simple way of building an embedded Jetty that allows for xml-free applications

A Javascript implementation in Scala (simple learning project)

Specify and manage operation logics