setcalc is an external for the Max/MSP environment that performs set theory operations. download the latest version, 3.1. the zip file contains the source code and XCode project file.
jsui_needle.js is a small JSUI script that works with the Max/MSP environment’s jsui object. I was working on project with my student Kent Hanie, and we needed a horizonal slider that looked like something that might be on an electronic tuner. I added a few more features. It’s pretty simple but useful, and could be employed as a panner, simple horizontal slider, etc. The ZIP file contains the .js file as well as a demo Max patch written in Max 5.