Ready Lisp is a binding together of several popular Common Lisp packages especially for Mac OS X, including: Aquamacs, SBCL and SLIME.
(commercial) a powerful, easy to use tool for creating your own software for Windows, Macintosh and Linux
RegexKit is an Objective-C framework for regular expressions using the PCRE library for Mac OS X Cocoa and GNUstep. It includes an extensive collection of category additions for the NSArray, NSDictionary, NSSet, and NSString Foundation objects.
The REScheck (formerly MECcheck) materials have been developed to simplify and clarify code compliance with the Model Energy Code (MEC), the International Energy Conservation Code (IECC), and a number of state codes.
ResKnife is a resource editor for the Macintosh. It supports resource files in any named fork (data, resource or one of your choosing), runs natively on Mac OS X, as well as classic Mac OS, and allows editing the data fork using any of its editors.
Rezilla is a resource forks editor for the Macintosh. It has a plugin architecture, with an image editor that supports JPEG, TIFF, GIF, PNG, and BMP.
SafariSource is a SIMBL plugin that adds syntax coloring to Safari's source view.
(shareware) SCARD_Plugin allows use of PCSC API (Smart Card Reader) to REAL-BASIC.
Schnippselchen lets you store and manage often used code snippets. It supports syntax highlighting for many languages and you can add your own definitions.
The goal of the SCPlugin project is to integrate Subversion into the Mac OS X Finder.
Serverskine allows you instant access to every web server, domain name, and hosting account that you manage. Server Vault affords you the ability to keep everything straight in a way that's intuitive, useful, and easy-to-use.
SIMBL (Smart InputManager Bundle Loader) - pronounced like "symbol" or "cymbal" allows you to build hacks for Cocoa applications and apply the code selectively based on an application's unique identifier.
This framework provides an NSView subclass which draws pie charts or graphs of lines and/or bars including axis labels.
Smart Crash Reports
Smart Crash Reports is an enhancement for the Apple's CrashReporter application. It allows 3rd party developers to register their products in manner so if the eligible application crashes, the crash log is sent to the developer as well as Apple. This greatly enhances the user experience of the OS, and allows developers to receive crashes and improve their software in a timely manner.
Smile is a programming and working environment that you may want to use in a variety of situations. You may want to perform a scientific work, to handle cgi requests, to automate an intensive file processing task, to produce computed graphics, to edit XML files, to work with Unicode texts, to make GUI of your scripts, etc.
SMSLib is the software library used by SeisMac and SeisMaCalibrate to access the Sudden Motion Sensors in recent Macintosh laptops.
SOAP Client is a free Cocoa-based developer tool for Mac OS X Tiger that allows you access and debug WSDL & SOAP-based Web Services from the comfort of your desktop.
StereoVideoLib is a C library that can be used to explore stereo video processing on a Mac with two iSight cameras. It takes care of capturing and drawing the frames. The video processing happens in C callback functions that are provided by the application programmer. The callbacks have direct access to the pixel data.
The goal of the Subcommander project is to build an easy to use, cross platform (Win32, Unix, MacOSX) subversion GUI client (subcommander) including a visual diff and merge tool (submerge).
Sysquake LE is a free version of Sysquake. What's available only in Sysquake includes an integrated development environment, programming functions to read and write files, extension plug-ins (such as serial I/O, image files and long integers), a way to add your own extensions written in C, EPS output, Sysquake Application Builder, and a printed 580-page user manual.
TemplateGenerator, or TGen for short, is a command line tool for generating files based on information in a property list file. This tool is just an extremely generalized version of EOReporter, working with simple plist files, instead of a model.
The Widget Jones Library
The Widget Jones Library is a lightweight, flexible, template-driven widget build system. It is intended to simplify creating portable widgets. Write your code once, build it with WJL, then run it on several widget platforms like Apple Dashboard, Windows Vista Sidebar, iGoogle, and more.
TrimTheFat is a simple utility to strip foreign architecture support out of universal binaries.
TryC is for writing and running small C program. It's just for C learners.
Tubby is a CHM file expander. It opens Combined HTML Help files and outputs their contents in a folder of the same name.
UUID Generator is a simple application for generating UUIDs. It allows you to simply create UUIDs and copy the resulting string into your header and source code files.
viAllOver is a subclass of NSTextView which makes all textviews in a cocoa application behave more like vi. it uses the InputManager mechanism to try and load its self in all cocoa applications.
ViewBer is a free utility that displays the ASN.1 structure of a BER-encoded file. ViewBer can be used to view the contents of X.509 certificates (PEM and DER encoded), PKCS#12, PKCS#10, CSR files, PKCS#7, etc.
Wincent Strings Utility
Wincent Strings Utility is a command line application designed to be called from within Xcode shell script build phases. In its first mode of operation it merges changes from the localizable strings files in the development language into existing localized variants.
This service provides 34 functions to convert, format, or speak the currently selected text, as well as insert data or show statistics of the selection within all Cocoa applications (such as TextEdit, Mail, iChat, Safari, XCode, or our commercial applications) and Carbon applications supporting services.
Xcode Toolbox prints out customizable accessor/mutator (get/set) methods for the variables of an Objective-C object.
XSLPalette is a floating palette that brings XSLT debugging features to your favorite Mac OS X text editor.
This package provides a complete binary distribution package for gcc 2.95.3 to start Zaurus development on the MacOS X platform fully integrated into Xcode. It includes gcc, g++, gcc-objc, the binutils and the Qt tools.
XTrace allows you to receive trace() data without having to be in the flash IDE.