Another valuable coin missing from that list is Decred (DCR, https://decred.org/ https://decred.org/ ). The on-chain atomic swap (no Lightning Network involved

Another valuable coin missing from that list is Decred (DCR, https://decred.org/ https://decred.org/ ). The on-chain atomic swap (no Lightning Network involved yet) was executed using Decred technology ( https://github.com/decred/atomicswap https://github.com/decred/atomicswap ) and was preceded by a DCR-LTC swap ( https://blog.decred.org/2017/09/20/On-Chain-Atomic-Swaps/ https://blog.decred.org/2017/09/20/On-Chain-Atomic-Swaps/ ). (De)credit where credit is due. ;-)