Enlaso Localization Tools
Windows tools to extract translatable content to various translation environments. XML-related utilities for encoding conversion and external reference update.
Ini Translator
Utility to translate ini-style language files. Windows 98/Me/XP/2000.
POEdit
Editing tool for gettext localization framework. Available for Linux and Windows.
Resource Hacker
Utility to view, modify, rename, add, delete and extract resources in 32bit Windows executables and resource files (*.res).
Translate.sourceforge.net
Open source toolkit to convert between different open source translation formats.
Transolution
Translation editor using the XLIFF standard. It can be used for both documentation and software. Features tag protection and interactive Translation Memory.