Big Blue Saw is having a sale on 1/8" thick aluminum. You get the quantity discount on 1/8" Aluminum even if you are only ordering 1 piece. Prices depend on how big the part is you want them to cut, but the butterfly example part is $9.20 instead of $92.10. The sale goes from today through June 19.
Link for the sale here: https://www.bigbluesaw.com/big-bl...minum.html
If you don't know where to begin, their website has a part creator, or you can export a DXF directly from most industry standard CAD packages. Additionally, there are some free programs listed in their FAQ: http://www.bigbluesaw.com/saw/faq...e-saw.html
If you purchase something through a post on our site, Slickdeals may get a small share of the sale.