Dmian 🇪🇺
This is for the #rollerderby community, especially #rollerderbyreferees: I just released a Roller Derby Penalty Flashcards web app at: https://urracasmadrid.com/resources/rdpf/ It’s free and open source. Check it out! 🛼
Roller Derby Penalty Flashcards

Roller Derby PEnalty Flashcards. Web App that displays Roller Derby penalty flashcards, to help referees practice penalty calling. Also useful for Roller Derby players to familiarize with penalty calls.

Urracas Madrid - Roller Derby Penalty Flashcards
Oct 24, 2025 at 12:58pmopenvibe
Show threadDmian 🇪🇺Oct 24, 2025
If you want this app translated to another language, just let me know and we’ll arrange a way to add the translation. Thank you! #rollerderby #rollerderbyreferee
Show threadDavid ReedOct 25, 2025
@dmian I love roller derby open source!