Learn to trace with bezier curves to add layers to scanned sewing patterns for projector sewing. It's not a fast work to vectorize sewing patterns so I only do it as the last resort if the pattern lines are colored the same. If the lines are colored differently, try this tutorial in Gimp: • Layers in raster sewing patterns? No way! ... . Still easier than projecting all the black lines and trying to guess the right line there. For most patterns you would only trace one size. I use Inkscape, a free vector editor for Linux, Windows and Mac. Patterns shown in the video: BeeSporty by Beekiddi, Ninja by 5 out of 4 and Jalie 2216. Want to say thanks? Here's how: https://marta-gvozdinskaya.irt.me/ 𝐉𝐨𝐢𝐧 𝐦𝐲 𝐃𝐢𝐬𝐜𝐨𝐫𝐝, 𝐢𝐭'𝐬 𝐟𝐫𝐞𝐞: / discord 𝐌𝐲 𝐏𝐚𝐭𝐫𝐞𝐨𝐧 𝐩𝐚𝐠𝐞: / martagvozdinskaya (early access+bonus content) 𝐁𝐮𝐲𝐦𝐞𝐚𝐜𝐨𝐟𝐟𝐞𝐞: https://www.buymeacoffee.com/MartaInk... More digital alterations in Inkscape: • Full sewing pattern piece out of one A4 pa... More pattern alterations in Inkscape and GIMP: • Assemble PDF sewing patterns in GIMP {subt... Long Stroll by Kevin MacLeod is licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/...) Source: http://incompetech.com/music/royalty-... Artist: http://incompetech.com/ Second music track is Swing Theory by Freedom Trail Studio #projectorsewing #opensourcesoftware