Stefan Ruppert - Developer of several programs, handlers and datatypes. - http://www.ruppert-it.de/amiga/
Amiga PGP - Information and download site for Amiga PGP. - http://www.amigau.com/amigarealm/pgp5/en_pgp.html
PK's Amiga Freeware - Freeware Amiga hacks by Paul Kienitz. - http://gning.org/amiga.html
Leo Schwab - Homepage of the developer of Eurostars and Nopaz, and creator of several animations. - http://ewhac.best.vwh.net/amiga/
AWNPipe Support Site - Official support site for AWNPipe , here are links to the latest version , mailing list and many example scripts. - http://web.ukonline.co.uk/awnpipe/
SASG International - The official website of the Standardized Amiga Shareware Group, an alliance of well-known shareware authors offering products like MUI, and MagicWB. - http://www.sasg.com/index.html
SnoopDos - Find out what those programs are doing. Great utility to help troubleshoot computer software related problems. - http://www.iol.ie/~ecarroll/snoopdos.html
HiSoft Systems - Publishers of IBrowse, and HiSoft C++. - http://www.hisoft.co.uk/
System Security for AmigaOS - Multiuser is the continuation of the Multiuser Filesystem (muFS), and provides UNIX style security for AmigaOS preventing people from accessing private/secret/sensitive files or deleting files they shouldn't. - http://mufs.sourceforge.net/