Based on our record, OCTGN seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
There are also various CCG engines out there, where people create plugins to support game rules, although I'm not sure which ones currently run on modern platforms. CCP originally released the digital cards for use with OCTGN which still exists but is Windows-only; and even if we found a copy of the old plugin to use, I don't think it'd be compatible with the current version. There's also LackeyCCG but I don't... Source: about 2 years ago
Back in the days I used to know octgn.net but I really didn't feel like downloading it and I preferred going for untap.in. Source: almost 3 years ago
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