xflr5 documentation

Documentation for xgridfit

documentation for the eXtensible Multi-Dimensional Simulator

XML Document Formatter documentation

X event recorder/replayer - documentation

Python-powered, cross-platform, Unix-gazing shell (documentation)

Miscellaneous documentation for the X.org X Window System

Core documentation for the X.org X Window System

Extended Object Tcl (XOTcl): Object orientation for Tcl - manual

Documentation for Yacas

Platform for discrete element modeling. Documentation

HTML documentation for YARA

Ruby documentation tool - documentation

Documentation and examples for Yaws webserver

YAZ Z39.50 toolkit (documentation)

Documentation for Your Own Document Language (Yodl)

documentation for the Yorick interpreted language

Documentation for Yoshimi

Documentation for Yosys

build tool for C/C++ projects using modular components (documentation)

Unicode text editor (Documentation)

Finite Element Analysis Program - documentation

zsh documentation - info/HTML format

command line software manager using libzypp (documentation)