# ZEUS Documentation > ZEUS is a self-custodial mobile Bitcoin and Lightning wallet and node management app. It can run a Lightning node on the phone (Embedded LND or LDK Node) or connect to a remote node, and ships an LSP, submarine swaps, Lightning addresses, Nostr Wallet Connect, Cashu ecash, and a point of sale. This is the official documentation for ZEUS, maintained at https://github.com/ZeusLN/zeus-docs. Every page is listed below. The complete documentation is also available as a single file: https://docs.zeusln.app/llms-full.txt ## Using ZEUS - [About ZEUS](https://docs.zeusln.app/): ZEUS is a mobile Bitcoin wallet and node management app with full functionalities of a bitcoin lightning wallet that makes bitcoin payments simple, gives users complete control of... - [Before using ZEUS](https://docs.zeusln.app/for-users/getting-started/before-using-zeus): To start using ZEUS you will need to be running your own Bitcoin lightning node. You can either run a node on your phone using the embedded node option or choose to use a remote... - [Connect a remote node or run a node on the phone](https://docs.zeusln.app/for-users/getting-started/remote-or-embedded): ZEUS is a mobile Bitcoin wallet that can both run a node and wallet locally on your phone, but it can also manage multiple remote nodes. You can connect various nodes not just... - [Onboarding to Lightning](https://docs.zeusln.app/for-users/getting-started/lightning-onboarding): Learn about all the ways you can onboard to Lightning - [Concepts](https://docs.zeusln.app/for-users/getting-started/tips): Help with some technical concepts. - [Embedded LND vs LDK Node](https://docs.zeusln.app/for-users/local-wallets/comparison): A comparison of the two local wallet implementations available in ZEUS. - [Privacy](https://docs.zeusln.app/for-users/local-wallets/privacy): Learn about the privacy properties of the Embedded Node + LSP - [Backup and recovery](https://docs.zeusln.app/for-users/local-wallets/embedded-lnd/backup-and-recovery): Back up and recover both lightning and on-chain funds in ZEUS. - [Open a channel to the embedded LND node](https://docs.zeusln.app/for-users/local-wallets/embedded-lnd/open-channel-to-embedded-node): This page will walk you through how to open up a channel from another lightning node to the embedded LND node in ZEUS v0.8+. - [Open a trusted funding channel to the embedded node](https://docs.zeusln.app/for-users/local-wallets/embedded-lnd/trusted-funding): One potential setup you can have with your in-app, embedded node in ZEUS v0.8: connect to your routing node at home (or in the cloud) with a private 0-conf channel. - [FAQ](https://docs.zeusln.app/for-users/local-wallets/embedded-lnd/faq): Frequently asked questions - [Backup and Recovery](https://docs.zeusln.app/for-users/local-wallets/ldk-node/backup-and-recovery): Back up and recover both lightning and on-chain funds in ZEUS using the LDK Node wallet. - [FAQ](https://docs.zeusln.app/for-users/local-wallets/ldk-node/faq): Frequently asked questions - [Alby Hub](https://docs.zeusln.app/for-users/remote-connections/alby-hub): Alby Hub has support for CLN and LND implementations, as well as their own implementation built upon LDK. You can connect all three of these implementations to ZEUS using Nostr... - [Umbrel](https://docs.zeusln.app/for-users/remote-connections/umbrel): Umbrel supports both LND and Core Lightning (CLN) implementations. Since Umbrel v0.5.2 you can connect over clearnet too, not only Tor. - [Citadel](https://docs.zeusln.app/for-users/remote-connections/citadel): Citadel supports LND implementations. Also with the latest version of Citadel you can run it on clearnet too, not only Tor. - [RaspiBlitz](https://docs.zeusln.app/for-users/remote-connections/raspiblitz): RaspiBlitz supports CLN and LND implementations. You can also activate clearnet access from its interface, after you will have to do some precise steps. - [myNode](https://docs.zeusln.app/for-users/remote-connections/mynode): myNode supports LND implementations. - [StartOS](https://docs.zeusln.app/for-users/remote-connections/startos): StartOS supports CLN and LND implementations and by default is available only through Tor network. - [nodl](https://docs.zeusln.app/for-users/remote-connections/nodl): nodl supports LND implementations and by default is using only Tor network. - [BTCPayServer](https://docs.zeusln.app/for-users/remote-connections/btcpay): BTCPay Server is a payment processor system and could connect to ZEUS in two modes: as node management (CLN or LND) or as LNDhub with the plugin LNBank activated on BTCPay. - [lndhub / Alby / LNbits](https://docs.zeusln.app/for-users/remote-connections/lndhub): A lndhub account is not a real LN wallet, but can be used as a LN wallet with all funcionalities of a LN wallet. Practically is an accounting system on top of a LN node, that... - [Overview](https://docs.zeusln.app/for-users/using-zeus/overview): ZEUS is an advanced app designed to give you an easy access to your Bitcoin Lightning Nodes and lndhub accounts. - [Home](https://docs.zeusln.app/for-users/using-zeus/home): The ZEUS home screen is very simple and intuitive, so the user can have a quick access to main functionalities and have a great user experience. - [Wallets](https://docs.zeusln.app/for-users/using-zeus/wallets): To connect to a wallet, tap on + Add New Wallet. You will be redirected to a new screen where you can either manually enter the connection details or scan the node’s QR URI to... - [Menu](https://docs.zeusln.app/for-users/using-zeus/menu): The Menu in ZEUS offers centralized access to all essential app features, settings, and utilities. - [Channels](https://docs.zeusln.app/for-users/using-zeus/channels): In this section, you could manage your Lightning node channels. As you can see in this example, the main screen of the channel management is very intuitive and it displays... - [Pending Balances](https://docs.zeusln.app/for-users/using-zeus/pending-balances): When using ZEUS, you may notice balances with a clock icon (⏰) indicating they are pending. This means funds have been initiated but are not yet fully confirmed or settled. - [Cashu ecash](https://docs.zeusln.app/cashu): In ZEUS v0.11, we've introduced experimental support for Cashu ecash. Cashu is a free and open-source Chaumian ecash protocol built for Bitcoin, with good privacy properties.... - [Nostr Wallet Connect](https://docs.zeusln.app/nostr-wallet-connect/): Nostr Wallet Connect (NWC) is an open protocol that lets apps talk to Bitcoin Lightning wallets over Nostr relays. Instead of a direct server connection, wallet requests travel... - [Managing connections](https://docs.zeusln.app/nostr-wallet-connect/connections): Each NWC connection is a separate pairing between ZEUS and one external app. You choose what that app can do and how much it can spend. - [Background service](https://docs.zeusln.app/nostr-wallet-connect/background): NWC works by subscribing to a Nostr relay and waiting for encrypted requests to arrive. That subscription has to stay alive even when you're not actively using ZEUS — otherwise... - [Using NWC as a wallet backend](https://docs.zeusln.app/nostr-wallet-connect/client): If you already have a Lightning wallet somewhere else that exposes an NWC connection string, you can plug it directly into ZEUS. ZEUS will use it as its Lightning backend — you... - [self-custody](https://docs.zeusln.app/self-custody): th worlds: faster transactions, lower fees, and “you still hold your keys.” Examples include: ## Lightning Service Provider (Olympus by ZEUS) - [What's an LSP?](https://docs.zeusln.app/lsp/intro): An LSP, or lightning service provider, helps connect users to the Lightning network by opening up payment channels to their nodes. Read more about them here. - [Just-in-time channels](https://docs.zeusln.app/lsp/services/flow): Get 0-conf channels, just in time, without having to wait for on-chain confirmation - [Purchase channels in advance](https://docs.zeusln.app/lsp/services/lsps1): Get channels ahead of time, using the LSPS1 spec - [Channel renewals / lease extensions](https://docs.zeusln.app/lsp/services/lsps7): Extend the duration of a channel lease, using the LSPS7 spec - [Fees](https://docs.zeusln.app/lsp/fees): Our 0-conf channel service currently charges the following fees, in low fee environments: - [Channel differences and limits](https://docs.zeusln.app/lsp/channel-differences): Depending on how you get your channel with Olympus, you'll face different policies in terms or channel lifetime and routing fees. ## Swaps - [Swaps](https://docs.zeusln.app/swaps/intro): ZEUS's swap service allows users to swap on-chain funds for Lightning funds, and vice versa, without having to open or close channels. The service leverages submarine swaps that... - [REST API](https://docs.zeusln.app/swaps/api): This page introduces ZEUS Swaps API v2, the latest and recommended API for all integrations. ## Lightning Address - [Intro](https://docs.zeusln.app/lightning-address/intro): As of ZEUS v0.11, ZEUS Pay has three different address types: - [Zaplocker self-custodial lightning addresses](https://docs.zeusln.app/lightning-address/zaplocker): As of ZEUS v0.8.0 we are offering up a self-custodial lightning address that we're calling ZEUS Pay. This is the first ever offering of a self-custodial lightning address in a... - [Cashu lightning addresses](https://docs.zeusln.app/lightning-address/cashu): Cashu lightning addresses are available to any user that has a Cashu wallet enabled. These lightning addresses are great for new users as they have no associated fees and can be... - [Nostr Wallet Connect remote lightning addresses](https://docs.zeusln.app/lightning-address/nwc): Nostr Wallet Connect lightning addresses allow remote node users to receive payments directly to their nodes, using the Nostr Wallet Connect protocol. - [ZEUS Pay+](https://docs.zeusln.app/lightning-address/plus): ZEUS Pay+, is our premium Lightning address service. For 80,000 sats/year, you get access to the following features: ## Point of Sale - [Overview](https://docs.zeusln.app/pos/overview): ZEUS has a point of sales function that is built into the main application. Retails can use it to tap into their Square terminals and have their customers pay with bitcoin. It's... - [Setting up ZEUS point of sale (Square)](https://docs.zeusln.app/pos/setup): Currently the ZEUS point of sale only supports merchants who process their payments with Square. - [Checking out with ZEUS POS](https://docs.zeusln.app/pos/checkout): In order to accept bitcoin payments, we will ring up orders on Square just like a typical transaction, but we will use Square’s Other Payments functionality to send bitcoin... ## Contribute - [Contribute to ZEUS](https://docs.zeusln.app/contribute/how-you-can-contribute): ZEUS is free and open-source software (FOSS) with volunteer contributors from all around the world. - [Code](https://docs.zeusln.app/contribute/code) - [Design](https://docs.zeusln.app/contribute/design) - [Write](https://docs.zeusln.app/contribute/write): Have a knack for writing? There are several ways in which you can contribute your writing skills to ZEUS. - [Translate](https://docs.zeusln.app/contribute/translate): Translations are done through our Transifex Portal. Please do not submit any locale updates to the ZEUS GitHub. - [Donate](https://docs.zeusln.app/contribute/donate): If you would like to support ZEUS financially and help us with general operation costs of running the project, you can contribute bitcoin directly to the team. - [Other](https://docs.zeusln.app/contribute/other) ## Other - [Support](https://docs.zeusln.app/for-users/support-and-community/support) - [Troubleshooting](https://docs.zeusln.app/for-users/support-and-community/troubleshooting)