Look up cards and other information about the Yu-Gi-Oh! TCG, 遊戯王 유희왕 OCG, Master Duel, and Rush Duel in all official languages. Free and open source. Sponsored by YGOPRODECK.

Project Echelon is a replay-to-video converter for Project Ignis: EDOPro. Users can upload *.yrpX files and immediately convert them to MP4s.