Pafy (Python API for YouTube content)
Pygments (syntax highlighting package written in Python)
RHVoice (Free and open source synthesizer)
abcde (shell script to encode audio CDs)
alsacap (ALSA device capability lister)
PulseAudio emulation for ALSA
ccsm (CompizConfig Settings Manager)
cd-discid (Backend utility to retrieve CDDB discid information)
celt (low delay audio codec)
compiz-bcop (OpenGL window and compositing manager)
compiz-plugins-experimental (Experimental compositing manager plugins)
compiz-plugins-extra (Community extra compositing manager plugins
compiz-plugins-main (Non-default Compiz compositing manager plugins)
compizconfig-python (Python binding compizconfig-settings)
daisy-player (A parser to play Daisy CD's with Linux)
docutils (Python Document Utilities module)
dosemu (a DOS EMUlator)
ebook-speaker (A parser to play Daisy CD's with Linux)
efivar (library and utilities to handle UEFI variables)
emacs-w3m (simple Emacs interface of w3m)
eyeD3 (Python module and program for processing ID3 tags)
faac (Freeware Advanced Audio Coder)
faad2 (MPEG2 and MPEG-4 AAC decoder)
fbreader (e-book reader)
festival-freebsoft-utils (collection of Festival utilities)
ffmpeg (software to record, convert and stream audio and video)
flite (a lightweight speech synthesis engine)
glyr (a search engine for music related metadata)
gnustep-base (GNUstep Base Library)
gnustep-make (GNUstep build/setup/packaging tool)
grub-extras (utilies to be usued with grub)
jansson (JSON data handling library)
lame (LAME Ain't an Mp3 Encoder)
leptonica (Image Processing Library)
libcompizconfig (plugin required by the CCSM)
libcuefile (CUE File library)
libdbus-c++ (C++ API for D-BUS)
libedit (Command line editor library)
libfdk-aac (Fraunhofer FDK AAC code from Android.)
libmp4v2 (library to read, create, and modify mp4 files)
libquicktime (quicktime/avi/mp4 codec library)
libreplaygain (Musepack ReplayGain library)
libunibreak (a line breaking library)
lios (Linux Intelligent OCR Solution)
lv2 (LADSPA Version 2)
man-db (database-driven manual pager suite)
man2html (An utility to convert man pages to html format)
slint-mate-user-guide (Mate user guide)
mbrola (speech synthesizer based on the concatenation of diphones)
meson (A high performance build system)
mkcue (generates cue sheets from a CD TOC)
mp3gain (adjusts mp3 files so they have the same volume)
mps-youtube (Terminal based YouTube jukebox)
musepack-tools (Musepack SV8 command line tools)
music-collection-sync (Synchronizes a music collection)
ninja (build system with a focus on speed)
nnn (Terminal file browser for X)
opus (Audio Codec)
p7zip (File Compression/Decompression Utility)
pathlib (Object-oriented filesystem paths)
pcaudiolib (Portable C Audio Library)
pdfrw (Python library to read and write PDF files)
perl-CDDB-get (read the CDDB entry for an audio CD)
perl-Mojolicious (next-generation web framework for Perl)
perl-MusicBrainz-DiscID (calculate a disc ID from an audio CD)
perl-WebService-MusicBrainz (retrieve music metadata)
perl-YAML-Tiny (Read/Write YAML files with a little code as possible)
pip (a better easy_install replacement)
ponymix (PulseAudio CLI mixer)
protobuf (Google's data interchange format)
pyenchant (a spellchecking library for Python)
pyinsane (Python library to access and use image scanners)
pylast (A Python interface to Last.fm)
python-magic (uses ctypes to access the libmagic)
python3-pillow (Python Imaging Library)
re2c (regular expressions to C/C++ conversion tool)
reportlab (PDF generation toolkit using python)
ripit (command line audio CD ripper)
rst2pdf (convert reStructuredText documents to)
rubygem-hpricot (HTML parser)
rubygem-mustache (logic-free views)
rubygem-rdiscount (Markdown for Ruby)
rubygem-ronn (manual authoring tool)
schroedinger (a C implementation of BBC's Dirac Codec)
sonic (Simple library to speed up or slow down speech)
soundtouch (Sound processing library)
speechd-up (interface between Speech Dispatcher and Speakup)
svox (small footprint text-to-speech engine)
swfdec (decoder/renderer for Macromedia Flash animations)
tesseract (Tesseract Open Source OCR Engine)
tesseract-data (Language data for Tesseract Open Source OCR Engine)
tta (TTA lossless audio codec)
twolame (an MP2 Encoder)
txt2man (set of utilities to handle man pages)
urlscan (Mutt and terminal url selector)
virtualenv (python containers)
w3m (text based web browser and pager)
webkit2gtk (Web content rendering)
x264 (free h264/avc encoder)
x265 (H265/HEVC video encoder)
xvfb-run (wrapper for xvfb command)
xvidcore (MPEG-4 Compliant Video Codec)
youtube-dl (YouTube video download utility)