Ingredients

Orbitalwarehouse uses many great open source components, here are some of the major ones:

The very excellent Raphaeljs is used to render the SVG workspace.

Raphaël—JavaScript Library:

http://raphaeljs.com/
Jquery makes javascript easier.

jQuery: The Write Less, Do More, JavaScript Library:

http://jquery.com/
Orbital WareHouse uses Nginx with PHP-fpm.

NGINX, Inc.:

http://nginx.com/

PHP: Hypertext Preprocessor:

http://www.php.net/
All data is backed into a Postgresql 9.1 database. Postgresql provides full text indexing for search facilities.

PostgreSQL: The world's most advanced open source database:

http://www.postgresql.org/
All servers are running Ubuntu Linux.

The Linux Kernel Archives:

http://kernel.org/

Homepage | Ubuntu:

http://www.ubuntu.com/
Etherpad Lite does awesome collaborative editing.

Twitter Bootstap makes responsive design 1000% easier: