This site is dedicated to seeking out and presenting the best available free on-line AS/400 educational and technical resources.
Here are some fantastic starting places for beginners.
The Minnesota State University Introductory Reference to the IBM AS/400 is a great starting point for beginners - it discusses objects and libraries, PDM., DDS, SDA, CL Commands, SEU, Compiling, Object Authorities, and Printing. A bit site-specific and somewhat dated, but still a great resource especially for a quick hands on start. ROI Company has a similar Introductory Reference
Every IBM AS/400 Reference Manual on-line! This is an amazing resource which IBM is continually updating. Manuals can also be downloaded for faster access.
IBM Red Books on line. This is another great resource courtesy of IBM! A ton of miscellaneous technical material, including the funky title Who Knew You Could Do That with RPG IV? A Sorcerer's Guide to System Access and More.
Web Builder's Workshop
from IBM on creating a web presence on the AS/400
From IBM Italy - Easy400 -an open source site that enables RPG and COBOL programmers to develop full-functional e-business solutions using IBM CGIDEV2 HTTP API's. Another CGIDEV2 based site
iSeries-User published monthly for "enthusiasts by enthusiasts"
iSeries Network.com is a good site, but has added an annoying registration.
Midrange Computer OnLine
Bob Cozzi's RPGIV FAQ
from the RPG Developer Network.
From Midware Services, a series of
on RPG IV with emphasis on ILE concepts.
Bryan Meyers' essay The Essential RPG IV Style Guide
from the AS400 Network.
Gary Guthrie's essay
The Essential CL Style Guide from the AS400 Network.
Dan Riehl on Safely and Reliably Passing CL Parameters.
A great way to learn any programming language is to study other people's programs and code. Here are some sites with AS/400 code samples and downloads.
Note: as with any software that is untested and from unknown sources, please proceed with caution. Authors provide code 'as-is' with no warranty and no responsibility is accepted due to the use of the code. Some useful templates from Texas400.
Ann & Herb's Web Page
with some interesting downloads
Thomas Raddatz' Peek/400 homepage (in German and English) promoting his Peek/400 and some AS/400 freeware
Craig Rutledge's AS/400 Command Downloads
Some more tools from BVS/Tools.com
Programming tips, utilities and more from Thomas Bishop at as400pro.com
Booth Martin's RPG code samples including Subfiles, FTP, date & string routines.
DataBase Generation and other utilities from dbg400.net.
Shareware from the Nickel and Dime Store
Vincent Leveque has posted an extensive reference of articles and presentations on AS/400 security and related subjects.
An index of Midrange.com Mailing List Archives
Midrange.com A dedicated AS/400 search engine.
Visual Basic and the AS/400, the Redbook from
The user Groups are great for conferences and heavily discounted training classes. However I really have not found many user groups with useful on-line references. Even our beloved COMMON has little on-line of any use. If you can prove me wrong, please let me know. Anyway, here is the AS/400 Journal's big list of user groups
eServer Magazine - (formerly AS/400 Magazine, formerly iServer Magazine)
More Educational Resources at Search400.com
The Rochester Initiative (Hands-on training, books and productivity tools for the iSeries-AS/400). Note some interesting articles by Craig Pelkie and Richard Shaler from the box at the left side.
OK, now you know everything about the AS/400 so get out there and practice. No box to practice on? Timeshare an AS/400 for a monthly fee at www.NETSHARE400.com Note that this whole site is run on an AS/400!