Here is a list of services and cool things you can do on Bitcoin Lightning Network.

Let's start with this awesome list of services done with LNURL
And also The Lightning Address - amazing way to send/receive sats
You want a cool LN Address? Here is a nice domain: https://dollar.lol/

Wallets, bots

⚡ LNTXBOT - Telegram tip bot and LNDHUB wallet
⚡ CoinOS - Browser LN wallet, swaps, PoS, good for merchants
⚡ Blixt wallet - full Neutrino LND node, LN Address, keysend, LSP
⚡ Nayuta Core - full Neutrino LND node
⚡ Zeus LN - mobile wallet, LND node management, LNDHUB, LN Address
⚡ Fully Noded - node management (iOS)
⚡ BlueWallet - custodial / non-custodial LN mobile/desktop wallet
⚡ Phoenix - LN mobile wallet, swaps
⚡ Muun - LN mobile wallet, swaps
⚡ Breez - LN mobile wallet, podcasting, LN Address, keysend
⚡ Zap - LN mobile wallet, LND node management
⚡ Spark - LN wallet, C-Lightning node management
⚡ Zebedee - nice simple LN wallet for gamers and social media
⚡ Electrum - LN mobile wallet
⚡ Acinq - LN mobile wallet
⚡ Lightning App - desktop LND Neutrino node
⚡ Cheese Robot - Telegram bot for node management

Node software, hosting
⚡ https://getumbrel.com - Umbrel OS node
⚡ https://mynodebtc.com - myNodeBTC OS node
⚡ https://raspiblitz.org - RaspiBlitz OS dedicated to Raspberry Pi machines
⚡ https://start9labs.com - Embassy OS node, based on RaspPi
⚡ https://www.nodl.it/nodlbox - Nodl Plug'n'Play node OS
⚡ https://btcpayserver.org - LN node for merchants
⚡ https://voltage.cloud/ - hosted cloud LN node
⚡ https://blockstream.com/lightning/greenlight/ - hosted LN node
⚡ https://github.com/lightning-power-users/node-launcher - Node Launcher, easy node for Windows users
⚡ Eclair Node - Windows node with Eclair
⚡ Standard LND node - Linux node machine with Tor
⚡ CoinCharge Hosted BTCPay Server

Tools, explorers, analyzers, stats
⚡ https://amboss.space - LN nodes Explorer, Billboard messaging, LN communities
⚡ https://lnrouter.app - LN Tools for node operators
⚡ https://cheeserobot.org/ - LN explorer, tools, Telegram bot
⚡ https://lninsights.com - Map of LN nodes
⚡ https://ln.fiatjaf.com/ - LN nodes browser and stats
⚡ https://1ml.com/ - LN nodes browser
⚡ https://lightningnetwork.plus - Get LN liquidity
⚡ https://terminal.lightning.engineering/ - Nice tool preview over your node
⚡ https://moneni.com/mcb/nodematch - tool that can recommend peers
⚡ https://lnnodeinsight.com/ - very good tool to analyze your node and peers
⚡ https://lnrouter.app/graph - Visualizing the nodes and channels
⚡ https://bitcoinvisuals.com/lightning - graphs and stats about LN
⚡ https://lightningboost.info/ - inbound liquidity, Watchtower provider
⚡ https://lndecode.com/ - Lightning Network invoice decoder
⚡ https://opreturnbot.com/ - send OP_RETURN tx onchain, paid with LN

Software bundles, applications, solutions
⚡ https://lnbits.com - Amazing LN extensions services on top of your LN node
⚡ https://lnshort.it/ - Allows you to pay for redirects and fund with an lnurl.
⚡ https://github.com/apotdevin/NextPay - a personal lnurl tipping server
⚡ https://github.com/pseudozach/redphone - private phone calls over LN
⚡ https://sphinx.chat/ - Secured chat, podcasting on LN
⚡ https://satoshis.stream/ - be paid for your podcasts in sats
⚡ https://www.getjuggernaut.com/ - Secured chat, wallet LN
⚡ https://finalmessage.io - LN for automatic "afterlife" message
⚡ https://lightningdecoder.com - Decode LN requests
⚡ https://lightninglogin.live - Test LNURL-Auth
⚡ https://lightningpolar.com - Create LN testing setups
⚡ https://github.com/bucko13/lit-subscriptions - p2p subscription/donation system

Games
⚡ https://bc.game/
⚡ https://mintgox.com/
⚡ https://lightnite.io/
⚡ https://thndr.games/games
⚡ https://satoshis.games/
⚡ https://lngames.net/
⚡ https://microbet.fun/
⚡ https://launcher.elixir.app/
⚡ https://rollercoin.com/
⚡ https://zebedee.itch.io/bitcoin-rally
⚡ https://www.hangarsixgaming.com/
⚡ https://escapeqr.com/
⚡ https://lightning-roulette.com/
⚡ https://lightningpuzzle.com/
⚡ https://lightning-poker.com

Services, earn sats, tasks, various
⚡ https://stacker.news - News aggregator, login and tip with LN
⚡ https://btcoriginstories.com/ - Pay per vid or unlock and watch each story
⚡ https://kriptode.com - Various cool LN apps
⚡ https://microlancer.io - Tasks market, earn sats on LN
⚡ https://www.stakwork.com - Tasks market, earn sats on LN
⚡ https://scarce.city - LN Auctions
⚡ https://sms4sats.com - Send SMS, pay with LN
⚡ https://lightning.gifts - Create LN vouchers
⚡ https://silent.link - Burner 4G eSIM paid with LN
⚡ https://agora.download - Pay for downloads with LN
⚡ https://lnpay.co - Create LN paywalls and faucets
⚡ https://ln.cash - Send QR voucher, supported by all wallets
⚡ https://www.lightningjobs.app - jobs panel related with LN
⚡ https://www.earncarrot.com/ - earn sats doing tasks, surveys
⚡ https://supersats.tv/bitcoinheiros - livestream paid messages
⚡ https://www.twitch.tv/tanglesheep - feed some sheep with sats on LN, Livestream
⚡ https://lnmarkets.com/ - trade on Lightning Network!
⚡ https://goingdutch.pm/ - split payment bill using LN
⚡ https://lightningbutton.com/ - advertise your lightning app on a button
⚡ https://lightning.video/ - livestream or upload videos and earn sats
⚡ https://starbackr.com/ - content creators paid with sats
⚡ https://www.oshi.tech/ - earn Bitcoin rewards
⚡ https://future.travel/ - buy travel tickets using LN (LN ATM on premise too)
⚡  https://secretsatsa.com/ - This holiday season, spend some sats for someone else!

Merchants lists
⚡ https://bitrefill.com/ - recharge virtual cards/credits, pay bills
⚡ https://bitcart.io/ - recharge virtual cards/credits, pay bills
⚡ https://acceptlightning.com/ - List LN stores
⚡ https://lightningnetworkstores.com/ - List of merchants accepting LN
⚡ https://bitcoin-vps.com/ - Massive list of Bitcoin-friendly VPS providers
⚡ https://directory.btcpayserver.org/merchants/ - BTCPay Merchants List
⚡ https://bitcoinwide.com/ - Who accepts Bitcoin/LN

Exchanges, swaps, satsback
A curated list with more exchanges here from which we mention these apps:
⚡ https://chainmarket.etleneum.com/ - coinjoin LN to onchain
⚡ https://zigzag.io - Swap LN sats to onchain
⚡ https://submarineswaps.org - Swap sats onchain to LN
⚡ https://fixedfloat.com - Swap LN to onchain BTC
⚡ https://lnurl-pay.me - Send fiat with LN to VISA cards
⚡ https://paywithmoon.com - VISA card paid by LN, no KYC
⚡ https://river.com - Easy BTC DCA, withdraw to LN
⚡ https://strike.me - simple, LN wallet, exchange
⚡ https://azte.co - BTC/LN vouchers, no KYC
⚡ https://t.me/BitcoinVoucherBot - Azte.co Telegram Bot buy BTC on LN
⚡ https://lastbit.io/ - simple, LN supported, VISA card
⚡ https://xsats.com/ - (only UK) simple, KYC, LN supported
⚡ https://pocketbitcoin.com/ - buy BTC with LN, non-custodial
⚡ https://foldapp.com/ - sats back, VISA card
⚡ https://stekking.com/ - sats back for every purchase