BasicHTTP 1.2 (by Bains Software)
BasicHTTP is a REALbasic class implementing the HTTP protocol.

Mail Beacon 2.1.1 (by Bains Software)
Mail Beacon can tell you when get new mail, and when messages are deleted.

Envoy 1.0 (by Bains Software)
Envoy is a download manager for HTTP, FTP, and Gnutella downloads.

accessTunes 1.2.1 (by Bains Software)
accessTunes makes it easy to access your music anytime, anywhere.

SpamSweep 1.5.1 (by Bains Software)
SpamSweep is an advanced bayesian spam filter with a simple, easy to understand interface.

FTPKit 1.5 (by Bains Software)
FTPKit is a full-featured extensible FTP socket for REALBasic.

REALbasic 5: Socket Examples 1.0 (by Freak Software)
REALbasic 5: Socket Examples is a collection of examples which each demonstrate a particular ability new or improved in REALbasic version 5.

Monkeybread REALbasic plugin 6.3 (by Monkeybread Software)
This plugin adds around 11, functions, methods and classes to REALbasic.

FTP Suite for REALbasic 4.2.1 (by Pyramid Designs)
FTP Suite for REALbasic contains classes and code modules to add FTP support to your REALbasic applications.

Timed Queue 1.0 (by ChiperSoft Systems)
Timed Queue is a timer class for REALbasic for handling a data queue in a timed fasion.

QueueSocket 1.1 (by Drew Hamlin)
QueueSocket is the first open-source solution made available to REALbasic developers to improve Internet and network communication using the Socket control.

NcFTP 3.2.0 (by NcFTP Software)
The purpose of ncftp is to provide a powerful and flexible interface to the Internet standard File Transfer Protocol.

WSL-Amazon 1.2 (by Electric Butterfly)
WSL-Amazon wraps the Amazon Web Services API into an easy to use class library of 72 powerful methods and 66 properties with support for their US, UK, German, and Japanese Amazon stores.

MagicSpeller for REALbasic 1.1.1 (by infiniteline)
MagicSpeller for REALbasic is a collection of a REALbasic objects for use within the REALbasic development environment.

CommonTasks R5 (by Vizspring Software)
CommonTasks is a small REALbasic module that adds support for common commands.

Membrane Button Cocoa 1.0 (by ExitToShell() Software)
Membrane Button Cocoa is a fully editable membrane-style button control for Cocoa apps on Mac OS X 10.

Flat Button Cocoa 1.1b9 (by ExitToShell() Software)
Flat Button is a fully editable "flat" button control, similar to Apple-only controls in Mail.

QuickLite 1.5.6 (by Tito Ciuro)
QuickLite already includes SQLite, so there's no need to download and to configure.

StyleGrid 8.7 (by Einhugur Software)
StyleGrid is a REALbasic plugin that creates styled spreadsheet controls.

LongBinaryStream 3.5 (by Einhugur Programming)
A REALbasic plugin which implements a Cross platform BinaryStream for larger than 2 GB files .