06 l1 alt

06 — L1 Alternativas

Blockchains L1 alternativas a Bitcoin/Ethereum. Cada uma com trade-offs distintos. Cobertura: Solana, Avalanche, Cardano, Polkadot, Cosmos, Tezos, Algorand, Near, Sui, Aptos, TON, Tron, BSC, Polygon, Hedera, Stellar, Ripple, e outros relevantes.

1. Solana (SOL)

Spec Valor
Launch 20200316 (mainnet beta)
Founders Anatoly Yakovenko, Eric Williams, Raj Gokal, Greg Fitzgerald
Consensus ProofofHistory + Tower BFT (PoS)
Block time ~400 ms
Finality ~1.5 s
TPS sustained 3000-5000 (peaks 65000)
Validators ~3000
Min stake to validate nenhum mínimo, mas viable need ~100k SOL stake
Languages Rust (primary), C, C++ via Anchor
VM Sealevel (parallel runtime) eBPF
Token SOL
Marketcap (mai/2026) ~US$ 100B

Diferenciais

  • *roofofHistory* ordering preconsensus via VDF (sequential SHA256).
  • *ealevel* parallel execution — txs declaram accounts r/w upfront; non-conflicting paralelizam.
  • *ipelining* 4 stages (fetch, sigverify, banking, broadcast).
  • *ulf Stream* forwarder mempool — pré-direciona txs to upcoming leaders.
  • *urbine* block propagation (BitTorrent-like).
  • *UIC* replaced UDP em 2022.

Ecossistema

  • *eFi* Jupiter (DEX aggregator), Raydium, Orca, Marinade (liquid staking), Kamino, Drift (perps).
  • *FT* Magic Eden (cross-chain), Tensor.
  • *emecoin culture* BONK, WIF, POPCAT, etc. — Pump.fun launchpad.
  • *obile* Solana Saga + Seeker phones.
  • *iredancer*(Jump Trading): high-perf C++ validator client. Testnet 2024, mainnet 2025–2026.

Histórico de outages

Data Duração Causa
20210914 17h Resource exhaustion (NFT mint spam)
20220121 30h Bot spam
20220430 7h NFT mint spam (Candy Machine)
20220601 4h Offbyone durability
20220930 6h Misconfigured nodes
20230225 19h Block propagation deadlock
20240206 5h Compiler bug
2025 (Q1) none Maturação

Stability concern crônico mas trending up.

Pros / Cons

*ros* cheapest fees (~$0.0001/tx), fast UX, vibrant ecosystem. *ons* validator HW caro (decentralization), single-client risk historical, outages, memecoin culture pode ofuscar serious dev.

2. Avalanche (AVAX)

Spec Valor
Launch 20200921
Founders Emin Gün Sirer, Maofan Yin, Kevin Sekniqi
Consensus Snowman (Avalanche family)
Block time ~1-2 s
Finality ~1-2 s
TPS ~1000-4500
Validators ~1300
Min stake 2000 AVAX
Languages Solidity (C-Chain EVM), Go, custom subnet
VMs EVM (CChain), AvalancheVM (XChain UTXO), platform (P-Chain)
Token AVAX
Marketcap (mai/2026) ~US$ 15B

Three chains

  • *-chain* UTXO + DAG, asset issuance.
  • *chain* EVMcompatible, dev-friendly.
  • *-chain* validator + subnet management.

Subnets / L1s

Custom blockchains spun up. Permissioned ou public. Validators escolhem quais subnets validar.

2024 rebranding: subnets → "Avalanche L1s". DeFi Kingdoms, DEXALOT, Beam (gaming) são exemplos.

Avalanche Warp Messaging

Native cross-subnet messaging (não bridge tradicional).

Ecosystem

DeFi: Trader Joe, Benqi, GMX (multi-chain). NFT: Joepegs.

3. Cardano (ADA)

Spec Valor
Launch 20170929 (Byron); smart contracts 20210912 (Alonzo)
Founder Charles Hoskinson (Ethereum co-founder)
Org IOHK (Input Output Hong Kong), Cardano Foundation, Emurgo
Consensus Ouroboros Praos (PoS)
Slot 1 s
Epoch 5 days (432k slots)
Finality epoch-based (~5 dias for full settlement)
Validators (stake pools) ~3000
Languages Plutus (Haskell-based), Marlowe (DSL), Aiken (modern)
VM Plutus Core
Tx model eUTXO (Extended UTXO)
Token ADA
Marketcap (mai/2026) ~US$ 25B

Distinguishing

  • *cademicled* peerreviewed papers antes de implementação.
  • *UTXO* outputs carry datum + validator script. Different programming model than Solidity (more functional).
  • *ative assets* tokens são firstclass, não smart contracts (cheaper, sem ERC20 overhead).

Critique

  • Slow shipping (smart contracts 4 anos depois de mainnet).
  • Plutus difícil; ecosystem menor que ETH/SOL.
  • Hoskinson controversies + ETH falling-out drama.

Ecosystem

DEX: Minswap, SundaeSwap, WingRiders. Lending: Liqwid, Lenfi. Stablecoin: DJED (algorithmic).

4. Polkadot (DOT)

Spec Valor
Launch 20200526
Founder Gavin Wood (Ethereum cofounder, Solidity creator)
Consensus BABE (block production VRF) + GRANDPA (finality)
Architecture Relay Chain + Parachains
Slot 6 s
Finality 12-18 s
Validators ~300 (relay)
Min stake (nominator) low; (validator) ~5M DOT
Languages Rust (Substrate framework)
VM WebAssembly (per-parachain customizable)
Token DOT
Marketcap (mai/2026) ~US$ 8B

Architecture

  • *elay Chain* secures + coordinates.
  • *arachains* app-specific chains plugged in. Atualmente ~50 ativas.
  • *rowdloan* lock DOT to support parachain bid.
  • *uctions* 1-2 year leases (sendo deprecated em Polkadot 2.0).

Polkadot 2.0 (2024+)

  • *gile coretime* flexible compute purchase em vez de auction longa.
  • *AM (Join-Accumulate Machine)* novo execution model.
  • *synchronous backing* throughput ↑.

Parachains notáveis

Moonbeam (EVM), Acala (DeFi), Astar, Phala (private compute), Centrifuge (RWA), Hydration (DEX).

*usama* canary network (testnet com real value).

5. Cosmos / Cosmos Hub (ATOM)

Spec Valor
Launch 20190313 (Cosmos Hub)
Founders Jae Kwon, Ethan Buchman
Org Interchain Foundation (Switzerland)
Consensus Tendermint (BFT, PoS)
Block time ~6 s
Finality instant (post-2/3 votes)
Languages Go (Cosmos SDK), Rust (CosmWasm)
VM CosmWasm (WASM smart contracts)
Token ATOM
Marketcap (mai/2026) ~US$ 5B

Cosmos SDK + Tendermint

Framework para construir app-chains. Adoção wide:

  • *smosis*(DEX hub, ~$1B TVL).
  • *njective*(derivatives, perpetuals).
  • *kash*(decentralized compute / GPU).
  • *ava*(DeFi, EVM-compat).
  • *ei*(high-perf trading).
  • *targaze*(NFT).
  • *elestia*(DA layer; revolution thesis).
  • *YdX v4*(migrated from Ethereum L2 to standalone Cosmos).

IBC (Inter-Blockchain Communication)

Native interoperability. ~100 chains conectadas. Light client + relayer model (trustless).

Tokenomics critique

ATOM: questão "what does Cosmos Hub do?" — most apps run own chains, hub é mais coordenação. ATOM 2.0 proposal rejected 2022.

CosmWasm

WASM smart contracts. Adopted: Osmosis, Injective, Stargaze, Juno.

6. Tezos (XTZ)

Spec Valor
Launch 20180917
Founders Arthur Breitman, Kathleen Breitman
Consensus Liquid PoS (Emmy*+Tenderbake)
Block time ~10 s
Finality ~30 s (2 blocks pos-Tenderbake)
Validators (bakers) ~400
Languages Michelson (lowlevel), SmartPy (Pythonlike), LIGO (TypeScript-like), Archetype
VM Michelson
Token XTZ
Marketcap (mai/2026) ~US$ 1.5B

Distinguishing

  • *n-chain governance* protocol upgrades sem hard fork. Bakers vote. ~5 upgrades/ano.
  • *ormal verification* Michelson tractable for proofs.
  • *elf-amendment* cycle includes proposal → exploration → testing → promotion.

Adoption

NFTs (Hic et Nunc / Objkt — pioneer pra clean-energy NFT narrative). Ubisoft Quartz NFTs. Tezos Foundation funding research.

Ecosystem menor mas resilient.

7. Algorand (ALGO)

Spec Valor
Launch 20190619
Founder Silvio Micali (Turing Award)
Consensus Pure ProofofStake (BA★)
Block time ~3 s
Finality instant
Validators qualquer holder
Languages TEAL (lowlevel), PyTeal (Python), Reach (highlevel)
VM AVM
Token ALGO
Marketcap (mai/2026) ~US$ 1.5B

Properties

  • *RF-based*committee selection per slot (random).
  • *ure PoS*(originalmente sem slashing; adicionado mais tarde).
  • *ork-free* BA★ guarantees single chain.
  • *o staking lock-up*

Ecosystem

USDC native. Folks Finance, Algofi (defunct 2023). Adoption institucional > retail. Marshall Islands eID pilots.

Decline narrative

Ambitious tech, struggled to attract devs vs ETH/SOL. ALGO down ~99% from peaks. Foundation rebranding 2024–2025.

8. NEAR (NEAR)

Spec Valor
Launch 20200422
Founders Illia Polosukhin (co-author of Transformer paper!), Alexander Skidanov
Consensus Nightshade (sharded PoS, Doomslug)
Block time ~1.3 s
Finality ~2 s
Languages Rust, AssemblyScript, JavaScript
VM NEAR runtime (WASM)
Token NEAR
Marketcap (mai/2026) ~US$ 8B

Distinguishing

  • *harded*chain (4 shards + dynamic resharding).
  • *uman-readable accounts*(alice.near).
  • *torage staking*(deposits proportional to data).
  • *I focus*(2024+): NEAR pivoting hard to "User-Owned AI" thesis. Polosukhin background as Transformer author leveraged.

Aurora

EVM-compatible chain on top of NEAR (gas em ETH). Bridge tools.

Chain Abstraction

NEAR pushing "chain abstraction" — wallets que assinam multi-chain tx via threshold signing on NEAR.

9. Sui (SUI) e Aptos (APT) — descendentes Diem/Move

Ambos forks/successors do projeto Facebook *iem (Libra)*após shutdown 2022.

Move language

  • Resourceoriented (assets como firstclass linear types — não pode ser duplicated, só transferred).
  • Rust-inspired.
  • Originalmente desenvolvido para Diem.
  • Variants: *ptos Move*vs *ui Move*(incompatíveis em detalhes).

Sui (SUI)

Spec Valor
Launch 20230503
Org Mysten Labs (ex-Diem team)
Consensus Narwhal (DAG mempool) + Bullshark (BFT)
Block time sub-segundo
Finality ~3 s
Languages Sui Move
Tx model Object-centric
Token SUI
Marketcap (mai/2026) ~US$ 12B

*bject-centric* tudo é object com owner/shared. Permite parallelize por object access.

Ecosystem: Cetus (AMM), Suilend, Navi, DeepBook (orderbook).

Aptos (APT)

Spec Valor
Launch 20221017
Org Aptos Labs (ex-Diem team)
Consensus DiemBFT v4 (HotStuff variant)
Block time ~250 ms
Finality ~1 s
Languages Aptos Move
Tx model Account-based
Token APT
Marketcap (mai/2026) ~US$ 5B

*lock-STM* optimistic concurrent execution.

Ecosystem: PancakeSwap (port), Thala, Liquidswap, Tapp Exchange.

Sui vs Aptos

Both fast, similar lineage. Sui object model é mais radical. Aptos mais Solidity-ish account model. Adoption similar; Sui gained mais traction em 2024.

10. TON (Toncoin, TON)

Spec Valor
Launch 2018 (Telegram), 2020 (handed to community as TON Foundation)
Founders Pavel Durov, Nikolai Durov (originally Telegram Open Network)
Consensus Catchain (BFT-PoS) + WorkChain sharding
Block time ~5 s
Finality ~6 s
TPS claimed 100k+
Validators ~400
Languages FunC, Tact, Tolk
VM TON VM (proprietary stack-based)
Token TON
Marketcap (mai/2026) ~US$ 18B

Telegram integration

  • Wallet integrado em Telegram (~900M users) — 2024 rollout.
  • TON tokens, NFTs, Telegram usernames como NFTs.
  • Notcoin, Hamster Kombat — gaming via bots em Telegram (>100M users).

Sharding

  • WorkChains → ShardChains. Native sharding architecture (different from Ethereum rollup-centric).
  • Theoretical 100M TPS scaling.

Tornados regulatórios

Pavel Durov *rrested in France*ago/2024 (charges em Telegram moderation, but high-profile). TON FUD spike but recovered.

11. Tron (TRX)

Spec Valor
Launch 20180531 (mainnet)
Founder Justin Sun
Consensus DPoS (Delegated PoS, 27 Super Representatives)
Block time 3 s
Finality ~1 min
Languages Solidity-compatible (TVM ≈ EVM)
VM TVM
Token TRX
Marketcap (mai/2026) ~US$ 22B

Distinguishing

  • *tablecoin dominant* ~50% of Tether (USDT) supply em Tron. Volume massivo de remittance, especialmente Ásia/África.
  • *heap fees*(~$1 ou free com energy/bandwidth model).
  • *ustin Sun controversies* SEC charges, BitTorrent acquisition theatrics, Poloniex, etc.

Adoption

USDT-TRC20 = preferred stablecoin rail in many emerging markets. China crypto ban remoção drove TRC20 TRON adoption.

12. BNB Chain (BSC) (BNB)

Spec Valor
Launch 20200901 (Binance Smart Chain)
Org Binance
Consensus PoSA (ProofofStakedAuthority, 21 validators initially Binanceselected)
Block time 3 s
Finality ~1 min (3 confirms)
Languages Solidity (EVM-compatible)
VM EVM
Token BNB
Marketcap (mai/2026) ~US$ 90B

Pros / Cons

*ros* Cheap, fast, Binance ecosystem integration. Largest by some DeFi metrics. *ons* Centralized (21 vals controlled by Binance origin); regulatory shadow; "BSC pump 'n dump" reputation; safety incidents históricos.

History

  • Binance Chain (DEX-only) → Binance Smart Chain (smart contracts) → *NB Chain rebranding 2022*
  • *ross-chain bridge hack*out/2022 — US$ 570M minted via bridge bug; halted, partial recovery.
  • CZ (Changpeng Zhao) *tepped down + 4 month prison*2024 (US Anti-Money Laundering charges).

Ecosystem

PancakeSwap (top BSC DEX), Venus (lending), BNB Greenfield (storage), opBNB (L2).

13. Polygon (POL)

Spec Valor
Launch 20200530 (Matic Network), 2021 → Polygon
Founders Jaynti Kanani, Sandeep Nailwal, Anurag Arjun, Mihailo Bjelic
Consensus PoS (PoSA-style, 100 validators)
Block time 2 s
Finality 256 blocks (10 min) full
Languages Solidity (EVM)
VM EVM
Token POL (was MATIC; migrated 2024)
Marketcap (mai/2026) ~US$ 6B

Polygon umbrella

  • *olygon PoS*(this entry): standalone sidechain.
  • *olygon zkEVM* ZK rollup on Ethereum L2.
  • *olygon CDK* SDK for L2 deployment.
  • *olygon AggLayer* cross-chain liquidity.
  • *olygon Miden* ZK-STARK rollup.
  • *olygon Avail* DA layer (now spun off as Avail).

POL token

Migrated from MATIC (sept 2024) — multi-chain native, stake across Polygon ecosystem.

Adoption

Reddit Community Points, Starbucks Odyssey (NFT loyalty), Stripe stablecoin payouts (2023+), Adidas, Disney, Coca-Cola NFT campaigns.

14. Hedera (HBAR)

Spec Valor
Launch 20190917
Founders Mance Harmon, Leemon Baird
Consensus *ashgraph*(DAG, gossipaboutgossip + virtual voting)
Governance Hedera Council (39 entities: Google, IBM, Boeing, Tata, etc.)
Block time ~3 s
Finality ~3 s
TPS ~10000
Languages Solidity (EVM), Hedera-native
Token HBAR
Marketcap (mai/2026) ~US$ 8B

Distinguishing

  • Patenteado historicamente (open-source 2018).
  • *ermissioned validators*(Council) — low decentralization mas high enterprise appeal.
  • Energy-efficient (PoS).
  • Native services: Token Service, Consensus Service, File Service.

Adoption

Enterprise pilots, supply chain, identity. Marketcap relevant porque HBAR tokenomics conservadora + adoption institucional.

15. Stellar (XLM)

Spec Valor
Launch 20140731
Founder Jed McCaleb (also Mt. Gox founder, Ripple cofounder)
Consensus *tellar Consensus Protocol (SCP)*— Federated Byzantine Agreement
Block time ~5 s
Finality instant
Languages Soroban (Rust-based, smart contracts since 2024)
Token XLM (Lumens)
Marketcap (mai/2026) ~US$ 9B

Focus

Crossborder payments + asset issuance. SDF (Stellar Development Foundation) nonprofit.

Used by: MoneyGram (cash on/off ramp), IBM World Wire (defunct), Vibrant wallet, Cowrie Brazil.

Soroban (2024)

Rustbased smart contracts launched mainnet. Catchup vs ETH/SOL DeFi attempt.

16. Ripple / XRP Ledger (XRP)

Spec Valor
Launch 2012
Founders Chris Larsen, Jed McCaleb (left), Arthur Britto
Consensus *RP Ledger Consensus Protocol*(UNL — Unique Node List)
Block time ~3-5 s
Finality instant
TPS ~1500
Token XRP
Marketcap (mai/2026) ~US$ 130B

Focus

Banktobank settlement. Ripple (the company) sells software (RippleNet, On-Demand Liquidity using XRP).

*EC vs Ripple*(2020 charges, July 2023 partial victory — XRP not security in programmatic sales; institutional sales were security). Final settlement Q1 2025 (Trump admin SEC).

Adoption

US$ 100B+ daily settlements claimed via banks/PSPs. Heavy adoption Asia, Middle East, LatAm corredor remittance.

Critique

Decentralization questioned (UNL controlled by Ripple historically). Pro-Ripple narrative says "XRPL is decentralized; Ripple just builds on it".

17. Outras L1s relevantes (resumo)

Internet Computer (ICP)

Dfinity. Subnets, threshold ECDSA, chain-key cryptography. "Web speed" claim. Marketcap ~$5B. Adoption marginal but persistent.

Arweave (AR)

Permanent storage chain. Pay once, store forever (econ model: SPoRA). Used by Mirror, Akord, archives. Marketcap ~$1.5B.

Filecoin (FIL)

Decentralized storage market. Storage providers prove storage, get paid. Marketcap ~$3B.

Mina (MINA)

22 KB blockchain (recursive zk-SNARKs). Constant size regardless history. Cool tech, limited adoption. Marketcap ~$0.5B.

Kaspa (KAS)

PoW DAG (GhostDAG). Sub-second blocks, high throughput PoW attempt. Cult following. Marketcap ~$3B.

EOS

ICO record 2018 (US\( 4B). DPoS. Block.one drama. Largely defunct as relevant. Marketcap ~\)0.7B.

Tezos competitors / niche

  • *lgorand, Hedera, IOTA, Hashgraph alternatives*
  • *asper Network, Conflux, Harmony, Fantom (now Sonic), IoTeX, Zilliqa, Waves, Klaytn, Kava, Cronos (Crypto.com)*

Sonic (formerly Fantom)

Rebranded 2024. Andre Cronje return. EVM-compatible, 1s finality goal.

Aleo (ALEO)

ZKnative L1. Privacypreserving smart contracts. Mainnet 2024.

Berachain

EVM L1 com ProofofLiquidity (alternative to PoS using LP positions). Launch 2024-2025.

Monad

EVMcompatible highperf L1 (Jump Trading alumni). Parallel EVM execution. Mainnet 2025.

MegaETH

EVM L2 actually, "realtime" execution (10ms blocks claim). Mainnet 20252026.

18. Comparação resumida

Chain TPS Finality Decentralization Smart contracts Strength
Bitcoin 7 ~60min Very high Limited (Script) Store of value, settlement
Ethereum 15 (L1) ~13min Very high Full (EVM) DeFi, NFT, settlement L2
Solana 3000+ ~1.5s Medium Full (Sealevel) Speed, low fees
Avalanche 1000+ ~1-2s Medium Full (EVM) Subnets, enterprise
Cardano 250 ~5d epoch High Full (Plutus) Academic, formal verification
Polkadot 1500 ~12-18s Medium Per-parachain Multi-chain shared security
Cosmos Hub varies ~6s Medium CosmWasm App-chain ecosystem
Tezos 40 ~30s High Michelson On-chain governance
Algorand 1000 instant High TEAL Pure PoS, instant
NEAR 800 ~2s Medium WASM Sharded, AI focus
Sui 5000 ~3s Medium-low Move Object-centric
Aptos 5000 ~1s Medium-low Move Block-STM
TON 100k claimed ~6s Medium Custom VM Telegram integration
Tron 2000 ~1min Low EVM Stablecoin rail
BSC 100-200 ~1min Low EVM Binance ecosystem
Polygon PoS 100-200 ~10min Low-medium EVM Ethereum L2-ish, enterprise
Hedera 10000 ~3s Low (council) EVM + native Enterprise
Stellar 1000 instant Medium Soroban Cross-border payments
Ripple 1500 instant Medium-low Limited Bank settlement

Modular thesis

Movement away from monolithic L1s towards specialized layers:

  • *xecution* rollups, app-chains.
  • *ettlement* Ethereum L1.
  • *A* Celestia, EigenDA, Avail.
  • *onsensus* Ethereum, Cosmos.

Restaking

EigenLayer + similar — stake ETH para securizar AVS (Actively Validated Services). New L1-like security layer.

Parallel EVM

Monad, Sei v2, MegaETH — EVM-compatible mas parallel execution.

Bitcoin L2 explosion

Babylon, Stacks, BitVM-based, Rootstock, BOB. BTCFi narrative.

App-specific chains (appchains)

dYdX v4, Story Protocol, friends.tech (defunct), ApeChain. Sovereignty + customization.

AI x crypto convergence

NEAR pivot, Bittensor (decentralized ML), Render, Akash. AI compute markets.

20. Referência cruzada

  • Consensus mechanisms: 03-consensus.md.
  • Smart contracts crosschain: `08smart-contracts.md`.
  • L2 rollups: 07-l2-scaling.md.
  • Bridges entre chains: 11-bridges-interop.md.
  • Hacks por chain: 14-incidentes.md.
  • Tokenomics: 12-tokenomics.md.

Source: ../home/koder/dev/koder/meta/docs/blockchain/compendium/06-l1-alt.md