Have you looked at GoG Galaxy? https://www.gog.com/galaxy https://www.gog.com/galaxy It's exactly what you want, but this service isn't poplar. It doesn't wor

Have you looked at GoG Galaxy? https://www.gog.com/galaxy https://www.gog.com/galaxy It's exactly what you want, but this service isn't poplar. It doesn't work because everyone is on Steam. Network effects. It's like when app.net tried to replace twitter. You can get mad at users, but users are using Steam & Origin and Battle.net and they don't care.