Useful components for building blockchains in Rust. include: cryptography, distributed, p2p, consensus, etc

• Blockchains
• Blockchain Frameworks
• Cross-Chain
• Virtual Machines
• General-Purpose Consensus
• P2P Network Libraries
• Cryptography
• Other

• CITA A high performance blockchain kernel for enterprise users;
• CodeChain Programmable multi-asset chain;
• Conflux The Rust implementation of Conflux protocol;
• Darwinia Relay chain of Darwinia Network, can connect to Polkadot as parachain in Polkadot Model;
• Enigma secures the decentralized web;
• Exonum An extensible open-source framework for creating private/permissioned blockchain applications;
• Grin Minimal implementation of the MimbleWimble protocol;
• Holochain The core Holochain framework written in rust, a container, and hdk-rust library for writing Zomes;
• Huobi Chain The next generation high performance public chain for financial infrastructure.
• Interledger An easy-to-use, high-performance Interledger implementation written in Rust.
• Libra global currency and financial infrastructure that empowers billions of people;
• NEAR NEAR Protocol - scalable and usable blockchain;
• Nervos CKB Nervos CKB is a public permissionless blockchain, the common knowledge layer of Nervos network;
• Parity Bitcoin The Parity Bitcoin client;
• Parity Ethereum The fast, light, and robust EVM and WASM client;
• Parity Zcash Rust implementation of Zcash protocol;
• Polkadot Polkadot Node Implementation;
• Shasper Parity Shasper beacon chain implementation using the Substrate framework;
• Solana Blockchain Rebuilt for Scale;
• Tari The Tari Digital Assets Protocol;
• Tendermint Though, Tendermint blockchain layer is implemented in Go, they have ABCI interface for Rust;
• Witnet Open source implementation of Witnet decentralized oracle network protocol in Rust;
• Zero-chain A privacy-preserving blockchain on Substrate.

• Substrate Substrate: The platform for blockchain innovators;
• slingshot A new blockchain architecture under active development, with a strong focus on scalability, privacy and safety.

• Comit is an open protocol facilitating trustless cross-blockchain applications.

• CKB-VM -- RISC-V virtual machine;
• EVM Parity -- Parity implementation of EVM;
• SVM -- Spacemesh Virtual Machine;
• Wasmi -- WebAssembly interpreter;
• Wasmer -- a convenient Rust wrapper over WebAssembly backends;
• Wasmtime & Lightbeam -- Wasmtime -- JIT runtime, Lightbeam -- single-pass compiler for WebAssembly.

• Raft Raft distributed consensus algorithm implemented in Rust;
• parsec Protocol for Asynchronous, Reliable, Secure and Efficient Consensus;
• Honey Badger An implementation of the paper "Honey Badger of BFT Protocols" in Rust.

• chamomile p2p implement on Actor. Everything is for ease of use;
• crust Reliable p2p network connections in Rust with NAT traversal. One of the most needed libraries for any server-less / decentralised projects;
• libp2p The Rust Implementation of libp2p networking stack;
• p2p A multiplexed p2p network framework that supports custom protocols; (漂流)
• p2p NAT Traversal techniques for p2p communication; (Spandan Sharma)
• quic-p2p peer-to-peer communications library for Rust based on QUIC protocol;
• rckad Efficient and flexible S/Kademlia implementation;
• routing Routing - specialised storage DHT.

• Awesome Cryptography Rust;
• Dalek Cryptography;
• Za! -- An experimental rust zksnarks compiler with embeeded bellman-bn128 prover;
• OpenZKP -- Pure Rust implementations of Zero-Knowledge Proof systems.

• abscissa -- micro-framework for CLI tools with strong focus on security;
• tesseracts -- A small block explorer for geth PoAs written in rust.

Contributions are most welcome.

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