Shopify clone mini app (with Coinbase Commerce) and Gumroad clone mini app (can do direct payments here) would both be extremely valuable and you would be justified in taking txn fee or saas fee for them

The Farcaster formerly known as Kchamp. Books, beats, bodybuilding, bright ideas and beautiful things.

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Creating Shopify and Gumroad clone mini apps with Coinbase Commerce and direct payment capabilities would be highly valuable, and charging transaction or SaaS fees would be fair