Infrastructure réseau

Alloy est un ensemble de bibliothèques qui fournit des types et des implémentations de clients RPC pour Ethereum.

ethereum-lists/chains is the canonical metadata list for EVM chains, covering chain ID, name, native currency, and RPC URLs. Builders pull chains.json from it to populate wallet and network configuration instead of hardcoding chain data.

Chainlist is a directory of EVM chain IDs and public RPC endpoints that developers and wallets use to add a network. The repository is the source of chainlist.org.

Bases de données pair-à-pair pour le Web décentralisé

go-libp2p est l'implémentation Go canonique de libp2p, regroupant les modules de transport, d'identification, de DHT et de GossipSub sur lesquels s'appuient Prysm, Lotus, Celestia et d'autres clients à grande échelle qui ont besoin d'une découverte de pairs et d'une messagerie de niveau production.

Helios from a16z is a portable light client that serves verified Ethereum and other chain data without trusting an RPC provider. Builders run it or embed the Rust library when an application must check the data it receives.

js-libp2p est l'implémentation JavaScript des transports, de la sécurité, du pubsub et de la découverte de libp2p, utilisée par les hubs Farcaster, les outils liés à Lodestar et d'autres piles de coordination hors chaîne.

eRPC se place devant vos fournisseurs RPC pour ajouter la mise en cache, le basculement et le routage optimisés pour les charges de travail à forte intensité de lecture telles que les tableaux de bord, les indexeurs et les backends multi-locataires.

Tatum is a TypeScript SDK over its hosted RPC and blockchain APIs, covering wallets, transactions, tokens, and notifications. Builders install it when one package should cover both chain access and wallet operations.

Un nœud Ethereum conçu pour s'exécuter dans le navigateur, Bun, Deno et Node.js

Alchemy est une plateforme de développement pour créer des applications Ethereum et EVM avec une infrastructure de nœuds, des API et des SDK.

Checkpointz is a beacon-chain checkpoint sync provider from ethPandaOps. Node operators run one or point a consensus client at an existing instance to bootstrap a node in minutes instead of syncing from genesis.

1RPC from Automata Network is a privacy-preserving public RPC endpoint for Ethereum and other EVM chains. Builders point an application at it when request metadata should not be tied back to users.

All That Node is a multi-chain node-as-a-service platform offering shared and dedicated Ethereum RPC nodes. Builders sign up for an endpoint instead of running their own node.

Ankr offers free public and paid RPC endpoints across many chains. Builders point applications at Ankr for hosted chain access without operating their own nodes.

Blockdaemon runs enterprise node infrastructure together with staking systems and RPC APIs. Infrastructure teams use it when node operation and staking are outsourced under an enterprise agreement.

BlockPI Network is a hosted RPC service for Ethereum and more than 70 other chains, with shared and dedicated node tiers. Builders use it for chain access without operating infrastructure.

BlockRazor is a hosted service for sending transactions and receiving chain data on Ethereum, BSC, Solana, Base and Robinhood Chain. Its keyless Ethereum RPC routes transactions privately to protect against frontrunning, can return a share of eligible backrun revenue to the sender, and accepts bundles through eth_sendBundle. Paid streams deliver Ethereum mempool transactions and new blocks to trading bots and searchers.

Chainnodes provides RPC and node infrastructure for Ethereum and the major layer 2 networks, including archival endpoints. Builders buy endpoints there when an application needs historical state as well as current data.

Chainstack provides managed node and RPC infrastructure with global request routing. Builders use it when an application needs dedicated nodes and endpoints served close to its users.

dRPC is a hosted RPC service that spreads JSON-RPC, WebSocket, and REST traffic across independent node providers on Ethereum, its L2s, and 200+ other networks. It covers archive data, MEV-protected transaction endpoints, per-key rate limits, and usage dashboards, so reach for it when you want managed endpoints with provider redundancy instead of running nodes yourself.

GetBlock gives hosted access to nodes on many chains through RPC endpoints. Builders connect applications to it for chain access without running their own infrastructure.

InfStones offers managed node infrastructure with RPC APIs, non-custodial staking, and node monitoring across many chains. Builders use it instead of operating their own nodes.

Kaleido is a hosted platform for running permissioned and public chain environments, including managed Ethereum nodes and tokenization services.

Lava Network is a decentralized RPC access layer that routes requests across independent node operators for Ethereum and more than 27 other chains. Builders route calls through it when access should not depend on one provider.

NOWNodes is a node-as-a-service provider covering Ethereum and more than 125 other chains, with shared and dedicated nodes plus block explorers. Builders get an API key for hosted RPC across the chains they support.

OnFinality offers an RPC API and dedicated node hosting for Ethereum and more than 130 other networks, with indexing add-ons. Builders use it when one provider should cover both node access and indexed data.

Pocket Network, served through Grove, is a decentralized RPC relay network with an onchain incentive protocol. Builders use its endpoint network when they want chain access that does not depend on a single provider.

PublicNode from Allnodes serves free Ethereum RPC endpoints that need no API key. Builders use it for quick reads, scripts, and fallback endpoints.

QuickNode is a hosted RPC provider covering many chains, with an add-on marketplace and service level agreements. Builders subscribe when they want managed endpoints and extra infrastructure services instead of running nodes.

Hosted RPC endpoints for Ethereum, its L2s and other chains, with HTTP on every chain and WebSocket on most. The free tier needs no KYC, and paid plans are a flat monthly price instead of metered per request.

Uniblock is a unified API that routes each request across 55+ upstream providers behind one API key, covering JSON-RPC alongside token, NFT, market data, and transaction endpoints. Routing and failover pick providers on reliability, cost, and performance.

Validation Cloud is an enterprise RPC node API for Ethereum and more than 50 protocols, alongside staking and analytics services. Builders pick it when they need support commitments and analytics with the endpoint.

Watchdata provides hosted blockchain APIs and RPC endpoints across several networks, including Ethereum mainnet and testnets. Builders use it as a hosted endpoint when they do not run their own node.

Flashbots Protect is an RPC endpoint that keeps transactions out of the public mempool and returns MEV refunds. Wallet and application builders point users at it to reduce frontrunning on their transactions.

enr is the Rust implementation of EIP-778 Ethereum Node Records, used by discv5 and the consensus and execution peer-to-peer stack. Rust builders add the crate to read and write node records.

NodeCore is a self-hosted RPC load balancer in Go that sits in front of several blockchain API providers and scores upstreams on latency, error rate, and availability to pick one per request. It layers caching, request hedging, retries, per-method rate limiting, and quorum verification over JSON-RPC, WebSocket, and REST interfaces, so reach for it when you run your own RPC cluster and want failover across providers rather than a single endpoint.

Infura fournit une infrastructure RPC Ethereum et EVM ainsi que des API utilisées par les portefeuilles et les dapps pour la connectivité à la chaîne de blocs.

evm-rpcs-list est un petit paquet npm qui regroupe les métadonnées de chaîne et les points de terminaison RPC publics pour de nombreux réseaux EVM provenant de chainlist.org afin que les scripts puissent importer une seule carte JSON au lieu de coder en dur les points de terminaison.

A terminal UI that searches 1000+ EVM chains, latency-tests their public RPC endpoints, and exports the winner as ETHRPCURL for Foundry and Hardhat commands. It also manages your own private endpoints with encrypted storage and per-project favorites, so reach for it when you switch chains often and are tired of pasting RPC URLs.

staking-deposit-cli generates validator keys and deposit data for Ethereum staking, and is now maintained as the EthStaker fork that the original owners point to. Validators run it once when setting up new keys.

Reth is a modular Ethereum execution client written in Rust by Paradigm. Rust builders run it as a node or extend its components to build custom infrastructure.

Erigon is an efficiency-focused Ethereum execution client that embeds the Caplin consensus layer. Infrastructure builders run it when they want one process for execution and consensus and fast access to historical state.

Prysm is an Ethereum consensus client written in Go by Prysmatic Labs and historically the most used client. Validator and node operators run it to take part in consensus.

Lighthouse is an Ethereum consensus client written in Rust by Sigma Prime and one of the most used clients on the network. Validator and node operators run it to follow and attest to the beacon chain.

Besu is a Java Ethereum execution client hosted by LF Decentralized Trust, formerly under Hyperledger, with wide enterprise use. Node operators run it when a deployment is standardized on the Java stack.

Nethermind is an Ethereum execution client written in C# and .NET, and the second most used client on the network. Node operators and infrastructure builders run it to serve JSON-RPC and follow the chain.

Lodestar is an Ethereum consensus client written in TypeScript by ChainSafe that adds client diversity in the JavaScript ecosystem. TypeScript infrastructure builders run it as a node or reuse its libraries.

Teku is a Java Ethereum consensus client from Consensys that is favored by institutional operators. Validator and node operators run it when a deployment is standardized on the Java stack.

Nimbus is a resource-efficient Ethereum consensus client written in Nim for low-power hardware. Validator operators run it on small machines where memory and CPU headroom are limited.

ethrex is a minimalist Ethereum execution client written in Rust by LambdaClass with growing adoption. Rust builders run it when they want a compact client codebase to operate or read.

Grandine is a multithreaded Ethereum consensus client written in Rust for high throughput. Node operators run it when they want to drive many validators from one process.

ethdo is a command line tool for beacon-chain and validator account management, covering keys, withdrawals, and exits. Validator operators use it for one-off account operations outside the client.

nimbus-eth1 is an Ethereum execution client built for resource-restricted devices, from the team behind the Nimbus consensus client. Operators run it where memory and storage are tight, separately from nimbus-eth2 on the consensus side.

Ream is a Rust implementation of Ethereum's proposed Lean Consensus design. Client developers use it to experiment with the next consensus architecture, and it is not a production node client.

Stereum est un programme d'installation piloté par interface graphique pour synchroniser localement les nœuds Ethereum et Optimism et exposer vos propres points de terminaison JSON-RPC et websocket une fois que les blocs sont à jour.

MEV-Boost is a validator sidecar that sources blocks from a competitive marketplace of builders and relays under proposer-builder separation. Validator operators run it alongside their consensus client to receive externally built blocks.

rbuilder is a Rust MEV-Boost block builder that constructs blocks and submits them to relays. Teams that build blocks run it directly or fork it as the base for their own builder.

mev-boost-relay is the reference relay server for MEV-Boost proposer-builder separation, run by relay operators rather than validators. A team standing up its own relay runs this implementation.

Commit-Boost is a validator sidecar that runs MEV-Boost together with other community-built commitment protocols. Validator operators run it instead of the plain sidecar when they want to take on commitments beyond block sourcing.

rollup-boost is a sidecar for OP Stack sequencers that adds MEV-Boost style external block building to a rollup. Sequencer operators run it when blocks should come from outside builders.

op-rbuilder is a block builder for OP Stack chains, adapted from rbuilder for rollup sequencer block production. Rollup teams run it as the builder behind their sequencer.

bloXroute is a blockchain distribution network offering low-latency mempool streaming and MEV bundle submission. Builders use it when a trading or infrastructure service needs pending transactions quickly and a path to submit bundles.

SubQuery is an open indexing SDK paired with a decentralized network of RPC and indexer operators. Builders define an indexer with it and serve the results as an API.

The Graph is a decentralized indexing protocol where builders deploy subgraphs and query them over GraphQL. Builders use it to turn contract events into a queryable API without running their own indexer.

ethereum-etl is a Python tool that exports Ethereum data into files and data warehouses. Data builders run it to move blocks, transactions, and logs into their own analytics storage.

Ponder est un framework d'indexation pour les applications crypto qui met l'accent sur un rafraîchissement rapide et l'ergonomie pour les développeurs lorsque vous servez des données de chaîne fraîches au backend ou au frontend d'un produit.

Subsquid, also called SQD, is a modular batch indexing SDK backed by distributed data archives. Builders use it to write custom indexers that read from archives instead of pulling every block from an RPC node.

TrueBlocks, used through its chifra command, builds a local address-based index on top of an Ethereum node. Builders run it to index and query the full activity of an address from their own machine.

rindexer est un framework d'indexation axé sur les applications avec l'ergonomie de GraphQL et Postgres lorsque vous avez besoin de pipelines chaîne-vers-API fiables sans code de liaison ETL sur mesure.

Safe Transaction Service is the backend that indexes Safe multisig transactions and coordinates their collection of signatures. Safe integrations run or call it to track pending and executed multisig transactions.

Envio est un framework d'indexation multi-chaînes avec des gestionnaires TypeScript, JavaScript ou ReScript, qui se synchronise via HyperSync plutôt que par RPC lorsque vous avez besoin d'une seule API GraphQL basée sur Postgres à travers plusieurs chaînes EVM.

Allium is a managed data warehouse and API service for onchain data aimed at institutional use. Builders use it when they want onchain datasets delivered into their analytics stack rather than indexed in house.

Amberdata is a commercial digital asset data platform covering onchain, market, and DeFi datasets through APIs aimed at financial institutions. Builders call it when an application needs market and protocol data from one vendor.

Bitquery serves decoded blockchain data across networks through GraphQL, Kafka, and gRPC interfaces. Builders use it when an application needs decoded transactions and events from several chains in one place.

Chainbase is a hosted multi-chain data warehouse with indexing APIs. Builders query it for chain data across networks without operating indexers.

Covalent, delivered as GoldRush, is a unified REST API for historical onchain data across many chains. Builders call it when an application needs normalized balances, transfers, and history without writing a chain-specific indexer.

Goldsky runs hosted subgraphs and streaming pipelines for onchain data. Builders use it when they want subgraphs and data streams operated for them rather than self-hosted.

Moralis offers web3 data APIs together with webhook-first event streams. Builders call its REST endpoints for wallet, token, NFT, and price data on Ethereum mainnet and subscribe to Streams webhooks for events.

Space and Time is a SQL data warehouse that produces proofs of its query results for onchain use. Builders query it when a contract or application must trust a computed result rather than a plain API response.

Substreams is a parallelized streaming data engine for blockchain data built on Firehose. Data builders write Substreams modules when a pipeline needs to process large ranges of blocks in parallel.

mempool-dumpster continuously records observed mempool transactions into Parquet and CSV files for MEV and mempool research. Researchers pull the hosted dumps from Flashbots or run the Go collector against their own node.

Firehose, in its firehose-ethereum form, is the flat-file block extraction layer that feeds Substreams. Its documentation addresses operators running a full indexing stack, since Substreams users can reach the same data through hosted endpoints.

Shovel is a configuration-driven tool that indexes EVM logs into PostgreSQL. Builders point it at contracts and tables when they want event data in their own database without writing indexer code.

Apibara builds streaming onchain data pipelines that handle chain reorganizations. Builders use it when a service consumes live chain data and must correct itself when blocks are reorged.

Checkpoint from Snapshot Labs is a library for indexing Ethereum and Starknet contract events and serving them over GraphQL. Builders install it to turn their own contract events into a GraphQL API, separate from the Snapshot voting application.

Codex is a hosted API with a TypeScript SDK for real-time token prices, holder data, and market data. Builders install it when a trading or portfolio application needs live market data.

DefiLlama est un collectif d'analyse ouvert surtout connu pour ses tableaux de bord transparents de valeur totale bloquée (TVL), un méta-agrégateur DEX et LlamaZip, un routeur d'échange optimisé pour les rollups optimistes qui aide les traders à trouver des itinéraires efficaces à travers une liquidité fragmentée.

Ethernal est un explorateur de blocs open source que vous pouvez auto-héberger pour n'importe quelle chaîne EVM, avec des API et des hooks d'interface utilisateur pour les faucets, les widgets DEX, le post-traitement personnalisé, les galeries NFT et les flux de vérification.

Blockscout est un explorateur de blocs open source et auto-hébergeable pour les réseaux EVM, offrant la vérification de contrats, des API et des outils de développement pour les chaînes et les rollup.

Blobscan est un explorateur et une API pour les blobs EIP-4844 - décodage, analyses et graphiques de déploiement destinés aux équipes de rollup exploitant une infrastructure compatible avec les blobs.

Sourcify est un service de vérification de contrats intelligents décentralisé et open source

L2BEAT publishes risk analysis, activity data and research on Ethereum layer 2 networks. Builders use it to compare rollups and check their security assumptions before choosing where to deploy.

beaconcha.in is an open-source explorer for the Ethereum beacon chain and its validators. Staking and infrastructure builders use it to inspect validator performance and query beacon-chain data.

Un explorateur de blocs Ethereum local et incroyablement rapide, construit sur Erigon pour les chaînes EVM

growthepie.xyz est un site d'analyse pour les rollups Ethereum qui met en évidence les fondamentaux, l'utilisation de l'espace de bloc, l'économie, les métriques de disponibilité des données et les tableaux de bord au niveau des applications.

Artemis provides cross-chain fundamentals and metrics dashboards, with an API that serves the same data.

Blockaid is a closed-source security service that detects malicious activity and is integrated into many wallets and sites. Builders integrate it to simulate a transaction and warn a user before a harmful signature.

Dune is a community analytics platform where onchain data is queried with SQL and shared as dashboards. Builders write queries or call the API when they need protocol metrics and want to reuse work others have published.

Etherscan est un explorateur de blocs Ethereum et une plateforme d'API pour la vérification des contrats, l'inspection des transactions et l'accès aux données onchain.

Herd Explorer est un explorateur Ethereum assisté par IA : recherchez des contrats et des jetons, puis demandez à l'assistant intégré des explications rapides sur les fonctions, les événements et la façon dont les éléments se connectent.

Hypernative is a hosted platform for real-time onchain threat detection and risk monitoring. Builders choose it when a protocol needs monitored alerts and automated responses to attacks.

Nansen provides onchain analytics with wallet labels and its Smart Money views of what labeled wallets are doing.

Routescan is a multi-chain block explorer with an Etherscan-compatible API. Builders use it to verify contracts and query chain data on networks through the same API calls they already write for Etherscan.

Token Terminal publishes standardized financial metrics and dashboards for protocols, such as revenue, fees and active users.

Dora the Explorer is a lightweight slot-by-slot explorer for the Ethereum beacon chain. Teams running a devnet or testnet deploy it to see consensus activity on their own network.

xatu is network monitoring tooling with collection clients, called sentries, and a central server that pipelines consensus and execution telemetry. Node and infrastructure teams run it to gather telemetry from their own nodes.

relayscan monitors MEV-Boost relays and publishes data on bids, delivered payloads, and relay behavior. Block builders and researchers query its hosted JSON endpoints or run the command line tool against their own data.

Sentio is an observability platform combining a transaction debugger, simulation, indexing, metrics, and alerts. Builders use it to trace a failed call and then watch the same contract with dashboards and alerts.

Explorateur de blocs 4337

NFTScan est un explorateur de NFT et une API de données que les développeurs utilisent pour rechercher des collections de NFT, la propriété et l'historique des transactions sur Ethereum et d'autres réseaux EVM.

Les réseaux d'oracles décentralisés Chainlink fournissent des entrées, des sorties et des calculs infalsifiables pour prendre en charge des contrats intelligents avancés sur n'importe quelle chaîne de blocs.

L'oracle optimiste d'UMA permet aux contrats intelligents de recevoir rapidement tout type de données pour différentes applications, y compris l'assurance, les dérivés financiers et les marchés de prédiction.

Le réseau Pyth est un réseau d'oracles financiers de première partie conçu pour publier des données du monde réel en continu onchain dans un environnement inviolable, décentralisé et autonome.

DIA Oracles is an open-source oracle platform that delivers customizable price and data feeds for contracts to read onchain. Contract developers wire its feeds in instead of building their own oracle.

Witnet est un oracle sans permission, décentralisé et résistant à la censure qui aide les contrats intelligents à réagir aux événements du monde réel avec de solides garanties crypto-économiques.

Band Protocol est une plateforme d'oracles de données inter-chaînes qui agrège et connecte des données du monde réel et des API aux contrats intelligents.

Chronicle surmonte les limites actuelles du transfert de données onchain en développant des oracles véritablement évolutifs, rentables, décentralisés et vérifiables.

API3 runs price feeds that contracts read onchain, and @api3/contracts gives builders the interfaces, deployment addresses and proxy helpers to read them. Feeds are set up on API3 Market and run on Ethereum and many EVM L2s.

RedStone est un oracle modulaire décentralisé qui fournit des flux de données optimisés pour le gaz. Il se spécialise dans l'offre de flux de prix pour les actifs émergents, tels que les jetons de staking liquide (LST), les jetons de restaking liquide (LRT) et les dérivés de staking Bitcoin.

Une seule API pour échanger, ponter et zapper à travers toutes les principales blockchains et protocoles. Activez le trading sur tous les agrégateurs DEX, les ponts et les systèmes d'intention et économisez des centaines d'heures de développement.

MoonPay Trade, built on the Decent.xyz routing MoonPay acquired, is a cross-chain execution API for swaps, bridges and cross-chain contract calls. Builders call it when users should transact with any token on any chain through one integration.

Relay is a hosted service for cross-chain routing and transaction execution.

Unruggable Labs construit une infrastructure ouverte pour le nommage de style ENS sur les rollup, y compris les Unruggable Gateways qui récupèrent les preuves d'état du rollup et les vérifient sur la couche 1 (l1) d'Ethereum afin que les clients puissent résoudre les noms sans tiers de confiance à mesure que les couches 2 (l2) évoluent.

The Across toolkit is an SDK for bridging and intent-based transfers through Across. Builders import it to fetch quotes, submit deposits, and move funds between chains from application code.

IPFS est un stockage de pairs adressé par le contenu pour les métadonnées de NFT, les charges utiles de gouvernance, les interfaces utilisateur de dapps et d'autres actifs que vous souhaitez hors chaîne mais liés de manière vérifiable depuis Ethereum ou des rollups.

Aleph Cloud is a decentralized cloud offering storage, virtual machines, and hosting that contracts and applications can reach as an off-chain data layer. Builders deploy onto it when application data and compute should not sit with a single hosting provider.

eth.limo is a gateway that serves ENS-named, IPFS-hosted frontends over ordinary HTTPS, such as yourname.eth.limo. Teams shipping an IPFS frontend point users at their eth.limo address so a normal browser can load it.

Pinata is an IPFS pinning and file upload service used to host NFT metadata and images for contract projects. Teams upload assets there so token metadata stays available after mint.

Irys, formerly Bundlr, is a JavaScript SDK for permanent and programmable data storage built on Arweave. Applications install it when data should be paid for once and kept indefinitely.