Camlcoin

Bitcoin full node in OCaml

OCaml

About

A Bitcoin full node in OCaml using the Dune build system and opam package management, bringing functional programming rigor to consensus code.

Completion 95%

Mainnet sync

At Chain Tip

100%

Block height

948,374

Sync rate

At tip

Test vectors

1222/1222

Tech stack

Language

OCaml

Storage

Custom + SQLite (wallet)

Crypto

libsecp256k1 (C FFI)

Lines of code

64,800

Quick start

terminal

$ git clone https://github.com/hashhog/camlcoin.git

$ cd camlcoin

$ opam install . --deps-only

$ dune build

Features

✓ Wire serialization

✓ Cryptographic primitives

✓ Script interpreter

✓ P2P networking

✓ Block validation

✓ UTXO set management

✓ Header sync

✓ Block sync (IBD)

✓ Mempool

✓ RPC server

✓ Wallet

✓ Mining/block templates

✓ Script test vectors (1222/1222)

✓ Testnet4 sync

✓ Mainnet sync

✓ BIP324 v2 transport

✓ BIP-39 mnemonic

✓ HD wallet (BIP-32/44)

✓ Taproot signing (BIP-340/341)

○ Tapscript signing (BIP-342)