dmd D Programming Language compiler

eBay's TSV Utilities: Command line tools for large, tabular data files. Filtering, statistics, sampling, joins and more.

An open-source lint program for C++ developed by, and formerly used at Facebook.

A fast preprocessor for C and C++

D news aggregator, newsgroup client, web newsreader and IRC bot

Micro Emacs in D

A proposed standard database interface and library for D