Simplicity is a blockchain programming language designed as an alternative to Bitcoin script.

Liquid Wallet Kit

Anser is a client-side web app that uses the Alby extension's liquid integration to provide a simple interface to the Liquid Network.

AQUA is a free, open-source wallet for iOS and Android.

Liquid network functionary code

Build apps using self-custodial lightning nodes in the cloud

Blockstream Green App

Blockstream Green Development Kit

Options on elements/liquid

Open Source implementation of advanced blockchain features extending the Bitcoin protocol

Various shell scripts, mainly to be used together with Bitcoin Core (bitcoind or bitcoin-qt) wallet. Fake coinjoin, ricochet, poor man's cli block explorer.

Ride The Lightning - A full function web browser app for LND, C-Lightning and Eclair

The Eye of Satoshi - Lightning Watchtower

Core Lightning — Lightning Network implementation focusing on spec compliance and performance

Automated Core Lightning Node Manager

Federated E-Cash Mint

A lightweight wallet indexer for Bitcoin, available as an Electrum RPC server and a modern HTTP REST API.

UI For Using Hardware Wallets With Bitcoin Core

A Bitcoin-without-Blockchain client w/ RPC that can fetch any block or transaction

Minimal implementation of the Mimblewimble protocol.

Accept Bitcoin payments. Free, open-source & self-hosted, Bitcoin payment processor.

CoinJoin implementation with incentive structure to convince people to take part

Bitcoin Core integration/staging tree