Every chain in the library, alphabetically. Profiles follow the same 11-section template — no rankings, no price charts.

A

• Algorand ALGO Pure Proof of Stake Layer 1. Instant finality, low fees, academic roots. Pure Proof of Stake (PPoS)
• Avalanche AVAX Multi-chain Layer 1. Snowman consensus, sub-second finality, sovereign L1s. Avalanche / Snowman (Proof of Stake)

B

• Bitcoin BTC The original peer-to-peer electronic cash system. Proof of Work, fixed supply, UTXO model. Proof of Work (SHA-256)

C

• Cardano ADA Peer-reviewed Layer 1. Ouroboros Proof of Stake, eUTXO model, on-chain governance. Ouroboros (Proof of Stake)
• Cosmos ATOM The Internet of Blockchains. Sovereign app-chains connected by IBC. CometBFT (Tendermint BFT, Proof of Stake)

E

• Ethereum ETH The programmable blockchain. Smart contracts, Proof of Stake, account-based model. Proof of Stake (Casper FFG + LMD-GHOST)

P

• Polkadot DOT Heterogeneous multichain. Shared security, parachains, agile coretime. Nominated Proof of Stake (BABE + GRANDPA)

S

• Solana SOL High-throughput Layer 1. Proof of History, parallel execution, sub-second blocks. Proof of History + Tower BFT (Proof of Stake)

Z

• Zcash ZEC Privacy-preserving digital cash. zk-SNARKs, shielded transactions, fixed supply. Proof of Work (Equihash)