The Droid typeface family

https://www.droidfonts.com/

Database driven web content management system (CMS)

https://www.drupal.org/

Database driven web content management system (CMS)

https://www.drupal.org/

Database driven web content management system (CMS)

https://www.drupal.org/

Qt client for DSBMD that lets you mount media, and more

https://github.com/mrclksr/DSBMC

Command-line client for DSBMD

https://freeshell.de/~mk/projects/dsbmc-cli.html

Media mounting daemon

https://github.com/mrclksr/DSBMD

API for audio processing plugins

http://dssi.sourceforge.net/

DSSSL stylesheets for the DocBook DTD by Norman Walsh

http://sourceforge.net/projects/docbook/

Device Tree Compiler

https://git.kernel.org/cgit/utils/dtc/dtc.git

Spawns dhclients for a dual-stack network

Embeddable Javascript engine

https://duktape.org/

Embeddable Javascript engine (shared lib)

https://duktape.org/

Python implementation of the Git file formats and protocols

https://www.dulwich.io/

English to Thai dictionary for GNUstep

http://www.eskimo.com/~pburns/Dictionaries/

Duo unix integration package

http://duosecurity.com

Backup tool that uses librsync and GnuPG

http://duplicity.nongnu.org

Shell front end for the duplicity backup tool

http://duply.net

DVD burning software

http://fy.chalmers.se/~appro/linux/DVD+RW/

Backup content from DVD to hard disk

http://dvdbackup.sourceforge.net/

Utilities & library to manipulate ext2/3/4 filesystems

http://e2fsprogs.sourceforge.net/

Utilities & library to manipulate ext2/3/4 filesystems

http://e2fsprogs.sourceforge.net/

Blkid library from e2fsprogs package

http://e2fsprogs.sourceforge.net/

UUID library from e2fsprogs package

http://e2fsprogs.sourceforge.net/

Utilities to manipulate files in an ext2/ext3 filesystem

https://e2tools.github.io/

EFL DBUS connectivity library

http://docs.enlightenment.org/api/e_dbus/html/

Small RSA key management package based on openssl

https://github.com/OpenVPN/easy-rsa

GNUstep graphical diff

Accessing and converting various ebook file formats

https://sourceforge.net/projects/ebook-tools/

Exposes information about NVMe disks on EC2

https://github.com/cperciva/ebsnvme-id

Startup scripts for FreeBSD/EC2 environment

http://www.daemonology.net/freebsd-on-ec2/

Eclipse IDE 2020-06

https://www.eclipse.org/

Scientific calcultor for GNUstep

http://www.eskimo.com/~pburns/EdenMath/

Decodes binary EDID information from monitors

https://git.linuxtv.org/edid-decode.git

Dynamic resource editor for X Toolkit Applications

EDK2 Firmware for rpi4

https://github.com/tianocore/edk2/

Tools and library to manipulate EFI variables

https://github.com/rhboot/efivar

Enlightenment Foundation Libraries

https://docs.enlightenment.org/efl/current/

Speech server for Festival Lite used by yasr and Emacspeak

http://eflite.sourceforge.net/

D-Bus bindings for GObject

http://cgit.freedesktop.org/~david/eggdbus

EGLStream-based Wayland external platform

https://github.com/NVIDIA/egl-wayland

EGL External Platform interface

https://github.com/NVIDIA/eglexternalplatform

Lightweight library for vector and matrix math

http://eigen.tuxfamily.org/

Lightweight library for vector and matrix math

http://eigen.tuxfamily.org/

Full-text search engine for Java

https://www.elastic.co/

Full-text search engine for Java

https://www.elastic.co/

Distributed, RESTful search and analytics engine

https://www.elastic.co/

Build cross-platform desktop apps with JavaScript, HTML, and CSS

https://electronjs.org/

Library for manipulating ELF files and partial implementation of binutils

https://sourceware.org/elfutils/

Functional, meta-programming aware language built on top of Erlang VM

https://elixir-lang.org/