Alternatives and similar repositories for blockchain21:

Users that are interested in blockchain21 are comparing it to the libraries listed below

• cornwarecjp / amiko-pay
  A de-centralized network for fast, secure, cheap and privacy-friendly off-blockchain Bitcoin transactions.
  ☆31Updated 8 years ago
• paulkernfeld / bitcoin-script-explorer
  A tool to help programmers learn Bitcoin Script.
  ☆27Updated 10 years ago
• kanzure / python-vaults
  Prototype bitcoin vault: cold storage and theft minimization
  ☆53Updated 3 years ago
• jonasschnelli / libbtc
  bitcoin c library
  ☆36Updated 3 years ago
• Blockstream / contracthashtool
  A simple implementation of Pay-to-Contract-Hash
  ☆90Updated 3 years ago
• fivepiece / btc-bash-ng
  math and bitcoin tools in gnu bc and bash
  ☆29Updated 6 years ago
• petertodd / checklocktimeverify-demos
  CHECKLOCKTIMEVERIFY (BIP65) Demos
  ☆45Updated 8 years ago
• hashplex / Lightning
  Experimental Lightning Node
  ☆43Updated 8 years ago
• AdamISZ / CoinSwapCS
  Simple implementation of Bitcoin CoinSwap, client-server
  ☆32Updated 6 years ago
• libbitcoin / libbitcoin-server
  Bitcoin Full Node and Query Server
  ☆153Updated 10 months ago
• sipa / bitcoin-net-simul
  Bitcoin network simulator
  ☆22Updated 9 years ago
• aceat64 / bitcoin_aprs
  Proof of concept for sending a bitcoin transaction via the APRS network
  ☆13Updated 7 years ago
• rustyrussell / lightning-rfc-old
  ☆14Updated 8 years ago
• murchandamus / CoinSelectionSimulator
  A program to simulate different approaches for the coinselection component of Bitcoin Core.
  ☆24Updated 3 years ago
• 0xB10C / c-lightning-plugin-csvexportpays
  A c-lightning plugin that exports all payments to a CSV file
  ☆10Updated 5 years ago
• bitseed-org / bitcoin-box
  Low cost Bitcoin node device
  ☆24Updated 6 years ago
• Kefkius / txsc
  Transaction script compiler
  ☆13Updated 8 years ago
• Storm-WG / storm-spec
  Specification for Storm: L2/L3 distributed storage and messaging with economic incentivisation leveraging LNP/BP ecosystem
  ☆74Updated 3 years ago
• icota / presto
  Presto - a Lightning Network wallet based on c-lightning
  ☆35Updated 6 years ago
• cdecker / lightning-integration
  Lightning Integration Testing Framework
  ☆74Updated 3 years ago
• drivechain-project / sidechains-old
  Testchain Release Page
  ☆61Updated last year
• shesek / bcash-instadump
  CLI tools for insta-dumping bcash in exchange for bitcoins (via ShapeShift), creating bcash-compatible transactions, and more
  ☆28Updated 7 years ago
• matsjj / thundernetwork
  P2P Network to send Off-Chain Bitcoin Payments
  ☆51Updated 2 years ago
• luke-jr / bips
  Bitcoin Improvement Proposals
  ☆25Updated last year
• bitcoin-s / elements
  Feature experiments to advance the art of Bitcoin - Build your own sidechain
  ☆16Updated 7 years ago
• cdecker / kugelblitz
  Controlling lightning
  ☆19Updated 6 years ago
• altangent / lightning-viz
  Lightning Network Visualizer powered by LNTools
  ☆28Updated 2 years ago
• petertodd / dust-b-gone
  Clean your Bitcoin-QT wallet of unwanted dust
  ☆53Updated 8 years ago
• darosior / lightning-qt
  bitcoin-qt for lightningd
  ☆36Updated 2 years ago
• fireduck64 / jelectrum
  An Electrum Server written in Java
  ☆41Updated 4 months ago