Python Subprocesses for Humans

Python Command-line Application Tools

A lightweight javascript date library for parsing, manipulating, and formatting dates.

High-Level Language Parsing via Objective-C

URLCache subclass with on-disk cache support on iPhone/iPad

AFNetworking is a delightful networking library for iOS and Mac OS X. It's built on top of familiar Foundation network classes, using NSOperation for scheduling and concurrency, and blocks for convenience and flexibility. It's designed to make common tasks easy, and to make complex tasks simple.

AcidMaps is an open source library that generates interpolated images from a set of valued points in real time. It can be used to generate advanced visualizations with point datasets: (e.g.: sales, temperature, atmospheric pressure, population, etc...)

A slippy map library for the iPhone.

Fast! Completely written in objective-c using CoreAnimation. Runs like the built-in app.

Raphaël is a small JavaScript library that should simplify your work with vector graphics on the web. If you want to create your own specific chart or image crop and rotate widget, for example, you can achieve it simply and easily with this library.

Whoosh is a fast, featureful full-text indexing and searching library implemented in pure Python.