⚡ https://ln.cash - Send QR voucher, supported by all wallets

⚡ https://paywithmoon.com - VISA card paid by LN, no KYC

⚡ https://lnbits.com - Various LN wallet tricks

⚡ https://river.com - Easy BTC DCA, withdraw to LN

⚡ https://lightningjoule.com/ - LN in Chrome extension

⚡ https://fixedfloat.com - Buy Monero with LN BTC

⚡ https://lightningnetwork.plus - Get LN liquidity

(I collected those on Mastodon)