Romhacking.net - Translation and ROM Hacking News, Documents, and Utilities. Also features message board, a community database, and Links. - http://www.romhacking.net/
The Whirlpool - A collection of patches with reviews. - http://donut.parodius.com/
Dorando: Translations - List of available translations for various languages. - http://dorando.emuverse.com/html/translations.html
IPSWin - IPS Patcher for Win32, featuring ZIP support, log files and backup option. - http://zerosoft.zophar.net/ipswin.htm
IPS Patcher - A small program which will apply .IPS patches distributed by the many ROM translation groups. - http://www.csua.berkeley.edu/~cwright/ips/