Port of Adobe XMP SDK to work on UNIX

http://libopenraw.freedesktop.org/wiki/Exempi

Command line utility to read and manipulate EXIF data

http://sourceforge.net/projects/libexif/

Exif, IPTC, and XMP metadata manipulation library and tools

https://www.exiv2.org/

XML 1.0 parser written in C

https://github.com/libexpat/libexpat

Sophisticated scripter based on Tcl/Tk

http://expect.sourceforge.net

Application to track your expense under GNUstep

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

Partition-selectable boot loader for IBM-PC/AT compatibles

http://extipl.sourceforge.jp/

Tool for extracting and creating optimised Xbox ISO images

http://sourceforge.net/projects/extract-xiso/

Update your host name on any dynamic DNS service

http://www.ez-ipupdate.com/

Framework to easily create, manipulate, and run BSD jails

http://erdgeist.org/arts/software/ezjail/

Fortran-to-C converter and its run-time libraries

http://www.netlib.org/

MPEG-2 and MPEG-4 AAC audio encoder

https://www.audiocoding.com/

MPEG-2 and MPEG-4 AAC audio decoder

https://github.com/knik0/faad2

Functional Constraint Library

http://www.recherche.enac.fr/log/facile/

File alteration monitor

http://oss.sgi.com/projects/fam/

version of JDK's `jar' command written entirely in C

http://fastjar.sourceforge.net/

FastCGI Development Kit

http://www.fastcgi.com/

CUI-based file and directory management tool

https://hp.vector.co.jp/authors/VA012337/soft/fd/

Image viewer that utilizes Imlib2

https://feh.finalrewind.org/

Batch mail retrieval utility for IMAP/POP3/ETRN/ODMR

https://www.fetchmail.info/

Foreign function call libraries

http://www.haible.de/bruno/packages-ffcall.html

Realtime audio/video encoder/converter and streaming server

http://ffmpeg.org/

Realtime audio/video encoder/converter and streaming server

http://ffmpeg.mplayerhq.hu/

Utility to recover UFS2 filesystems

https://BSDforge.com/projects/sysutils/ffs2recov/

Fast C routines to compute the Discrete Fourier Transform

http://www.fftw.org/

Fast Discrete Fourier Transform (Single Precision C Routines)

http://www.fftw.org/

Fast Discrete Fourier Transform (Long Double Precision C Routines)

http://www.fftw.org/

Integrated benchmark program

http://tromp.github.io/c4/fhour.html

GNU find utilities

https://www.gnu.org/software/findutils/

Remote firewall auditing tool

http://www.packetfactory.net/firewalk/

Form a line of 5 or more colored balls

https://wiki.gnome.org/Five%20or%20more

Patch making it possible to embed PNGs into RTFs

Free lossless audio codec

https://www.xiph.org/flac/

Backup content from any volume to a tarball

https://github.com/laffer1/flashback/

Fast lexical analyzer generator

https://github.com/westes/flex

Small run-time speech synthesis engine

http://www.festvox.org/flite/

Manage locks from shell scripts

https://www.kernel.org/pub/linux/utils/util-linux/

Floating point benchmark to give your MFLOPS rating

http://performance.netlib.org/performance/html/flops.html

Suite of tools and library to work with netflow data

https://github.com/5u623l20/flow-tools/

Cross-platform C++ graphical user interface toolkit

https://www.fltk.org/

Small and fast window manager based on BlackBox

http://fluxbox.org/

Legacy FreeBSD pmake

Library to aggregates people from multiple sources

https://wiki.gnome.org/Projects/Folks

X.Org Adobe 100dpi font

http://www.x.org/

X.Org Adobe 75dpi font

https://www.x.org/

X.Org Adobe Utopia 100dpi font

https://www.x.org/

X.Org Adobe Utopia 75dpi font

https://www.x.org/

X.Org Adobe Utopia Type1 font

https://www.x.org/

X.Org Font aliases

https://www.x.org/

X.Org miscellaneous Arabic fonts

https://www.x.org/