Modular Architecture
19 purpose-built Rust crates, layered for clarity
Application
shell-cli
CLI binary & TOML config
shell-node
Async node harness
shell-rpc
JSON-RPC server
Protocol
shell-consensus
wPoA consensus engine
shell-evm
Cancun-spec EVM
shell-mempool
PQ-validated tx pool
shell-network
libp2p P2P layer
shell-stark-prover
Winterfell STARK sig aggregation
Foundation
shell-core
Block, Tx, Account types
shell-storage
RocksDB + Merkle Trie
shell-crypto
Dilithium & SPHINCS+
shell-genesis
Genesis block init
shell-keystore
PQ keystore
shell-primitives
Keccak, H256, Address