@BobMcElrath I am aware of four: @exchange_union lead by @kilrau. Also https://t.co/JwbN44PJYC by @Bitlumio and @andrewshvv also the mentioned @sparkswap by @tgriff3. And @bisq_network though not on lightning yet. There are more when looking at eth and there Off-chain networks.
New release: XUD alpha.11 - This adds basics for integrating Raiden and fixes several p2p connection errors, improves error logging and makes swap errors more comprehensive. BREAKING CHANGES on the p2p layer, please update.
Check the full changelog at: https://t.co/5XpbmbwYJA