PIR Rev.A Sensors are not for eating! Free PIR Rev.A sensor!
Place an online order and receive a free PIR Rev.A sensor! Years ago Parallax used to offer “Bump’s Bargain Basement” - a promotion where we’d closeout product lines with fantastic prices. Several of you have asked us to bring Bump’s deals back, so I’ve got him here for a guest appearance. Just take a look at the photos above as he tests out our PIR Sensor Rev.A. 
Bump has been here for ten years and moved through several... More
iPad to ActivityBot Open Propeller Project: iPad to ActivityBot
iOS Control of Propeller through TechBASIC: Welcome to our first Open Propeller Project! This project stems from a prior effort we launched in the Parallax Discussion Forums - programming a Propeller from an iPad and a movement quietly underway by banjo, unsoundcode... More
Open Propeller Project Open Propeller Project

You’ve all made tremendous contributions to the Parallax community through the years. You’ve enabled Parallax to continue our Propeller 2 Research and Development by providing most of what the community needs to use Propeller 1. Your efforts include developing the C compiler, translating OpenSpin, specifying the Propeller 2 design, numerous WizNet examples, the MacBS2 program, the SIDE C programming environment, educational curriculum, over a dozen established programming languages... More

Sample Google Code Downloads page Parallax Maintains Support for Binary Downloads from Open Source Projects
Parallax has a number of active open source software projects such as Propeller GCC, SimpleIDE, and OpenSpin.  These projects have been hosted via Google Code since conception, and binary builds of each system have been delivered through Google Code's Downloads section... More
Andy Lindsay and an Arlo robot Run ActivityBot C Code in the Arlo!
Teachers have asked Parallax for larger robots and curriculum to support them. While we’ve always had the larger robot now known as the Arlo Robotic Platform System, we haven’t had much in the way of code support. 
About a month ago, we gave Andy Lindsay a full Arlo platform mounted up with a few HB-25s and Propeller ActivityBoard. If you don’t know Andy,... More