People around me keep telling me about cool stuff they built but it often ends at that, so I built /brag, a skill that helps people actually show what they made. /brag lets you brag about what you built by simply telling Claude "hey, let's /brag about this." Under the hood it uses HyperFrames (HeyGen's open-source HTML-to-video engine) to render a short, ~20-second launch video, complete with music and sound effects, that's easy to share. It's free and open source, has several styl...