For lightning work I basically just use mutinynet Signet from nostr:npub1mutnyacc9uc4t5mmxvpprwsauj5p2qxq95v4a9j0jxl8wnkfvuyque23vg . It's great and they have some decent amount of lightning nodes on the network.

blog on it:

https://blog.mutinywallet.com/mutinynet/

Faucet:

https://faucet.mutinynet.com/

Block Explorer:

https://mutinynet.com/