Filter125Sumber daya ditemukan: 125 / 125Integrasi aplikasi(125)SDK/pustaka inti(35)Web3jPustaka Java dan Android yang ringan, modular, dan reaktif untuk Ethereum. API klien JSON-RPC, dukungan dompet, dan pembungkus (wrapper) kontrak Solidity yang dihasilkan secara otomatis untuk penerapan dan interaksi. Termasuk CLI, plugin Maven/Gradle, dan dukungan ENS.web3.pyweb3.py adalah pustaka sumber terbuka yang menghubungkan pengembang Python ke Ethereum. Tim yang sama memelihara lebih dari selusin blok bangunan tambahan termasuk py-evm, eth-account, dan eth-utils.go-ethereum (ethclient/accounts/abigen)go-ethereum ships Go packages for Ethereum development, including the ethclient RPC client, account and key handling, and abigen for type-safe contract bindings. Go builders import them to talk to nodes and call contracts from generated code.Ethers.jsEthers.js adalah pustaka TypeScript yang ringkas untuk skrip, dompet, dan layanan yang membutuhkan JSON-RPC yang dapat diprediksi, pengkodean ABI, dan pembantu penandatanganan di Node atau peramban.Viem: TypeScript Interface for EthereumViem adalah Antarmuka TypeScript modern yang paling banyak digunakan untuk Ethereum. Viem menyediakan modul yang kuat, berkinerja tinggi, dan aman dari segi tipe (type-safe) untuk menjadi fondasi dalam membangun Aplikasi Web, Pustaka TypeScript, Dompet, Backend, Pengindeks, Skrip, dan banyak lagi, di atas Ethereum.NethereumNethereum adalah pustaka integrasi .Net untuk Ethereum, menyederhanakan akses dan interaksi smart contract (kontrak pintar) dengan node Ethereum baik publik seperti Geth (atau klien pilihan Anda) rantai L2 seperti Optimism, Arbitrum (atau L2 pilihan Anda), rantai EVM apa pun yang kompatibel (Gnosis, dll) dan rantai berizin (permissioned chains) seperti Quorum.Rust Libp2prust-libp2p adalah implementasi referensi Rust dari tumpukan peer-to-peer modular libp2p yang digunakan oleh Magi di OP Stack, Lighthouse, Forest, dan banyak proyek lain yang membutuhkan transportasi yang dapat disusun, keamanan, pubsub, dan primitif penemuan untuk jaringan terdesentralisasi.RevmRevm adalah komponen penting dalam ekosistem Ethereum yang digunakan oleh pembangun, perkakas, klien, dan rantai.ethereumjs (monorepo)The ethereumjs monorepo holds core JavaScript primitives for Ethereum, including transaction signing, an EVM implementation, RLP encoding, tries, and shared utilities. JavaScript builders import individual packages when they need protocol-level pieces rather than a full client library.Safe Protocol Kit (safe-core-sdk)Safe Protocol Kit is the TypeScript SDK of safe-core-sdk for building, signing, and executing Safe multisignature transactions. Builders use it to drive Safe accounts from application or script code.web3.swift (Argent)web3.swift from Argent is a Swift library covering Ethereum RPC calls, ABI encoding, and transaction signing. iOS and macOS builders use it to talk to Ethereum from native applications.MerkleTreeJSPustaka JavaScript untuk membangun Merkle Tree dan memverifikasi bukti.DelphereumDelphereum is a web3 implementation for Delphi that lets Object Pascal desktop and mobile applications sign transactions and read contract state. It is the maintained route to Ethereum for builders working in that language.EthereumexEthereumex is an Elixir JSON-RPC client for Ethereum and the transport layer that higher-level libraries such as Elixir Ethers build on. Elixir builders configure it by name even when they work through a higher-level library.headlongheadlong is a Java library for encoding and decoding contract ABI calldata and RLP, tuned for throughput in JVM services. Java builders add it when a backend has to process a high volume of Ethereum calls.hs-web3hs-web3 is a Haskell library for talking to Ethereum nodes, with contract ABI code generation through Template Haskell. It is the route to Ethereum for builders working in Haskell.ruintruint is a const-generic unsigned integer type for Rust that represents Ethereum's 256-bit words, and it sits under Alloy and Reth. Rust builders add it directly when they need fixed-width big integers.rust-web3rust-web3 is a Rust implementation of the web3 JSON-RPC client with pluggable transports. It predates Alloy and carries no deprecation notice.web3dartweb3dart is an Ethereum client library for Dart and Flutter covering JSON-RPC calls, contract bindings, and local transaction signing. Flutter builders use it as the general client for mobile applications.safe-eth-pysafe-eth-py is the Python SDK from the Safe team for building, signing, and relaying Safe multisig transactions. Python builders use it to drive Safe accounts from backend code.abitypeabitype provides strict TypeScript types and static inference for Ethereum ABIs, and it is the type layer under viem and wagmi. TypeScript builders import it when contract calls should be checked against the ABI at compile time.essential-ethessential-eth is a lightweight JavaScript client library that bundles to roughly a tenth of the size of ethers.js or web3.js. Builders install it when bundle size on the frontend is the constraint.oxox is a low-level TypeScript library of Ethereum primitives covering ABI, RLP, hex, signing, and transactions, and it sits under viem and other wevm tools. Builders import it directly when they want the primitives without the client layer.multicall.pymulticall.py is a Python client that batches many contract calls into a single Multicall aggregate call. Python builders install it to turn hundreds of reads into one RPC request.ethkit (Sequence)ethkit is a Go toolkit for building Ethereum applications from the team behind the Sequence JavaScript SDK. Go builders import it for wallet handling, ABI work, and RPC calls.w3 (Golang JSON-RPC client)w3 is a modular Go JSON-RPC client for Ethereum with first-class ABI support and request batching. Go builders import it when contract calls should be typed and many requests sent in one batch.Elixir EthersElixir Ethers is a library for calling and decoding Ethereum smart contracts from Elixir. Builders use it when the backend is written in Elixir, where options are few.ZabiZabi adalah pustaka Zig untuk berinteraksi dengan Ethereum dan rantai EVM lainnya, menyediakan klien JSON-RPC, utilitas ABI, penandatangan, dan primitif dompet.ethers-ktethers-kt is an async Kotlin library for interacting with EVM chains, targeting the JVM and Android. Kotlin builders use it to read contracts and send transactions from server or mobile code.MulticallerMulticaller dari Vectorized adalah kumpulan kontrak bergaya multicall yang dioptimalkan gasnya yang memaketkan panggilan eksternal arbitrer sambil mempertahankan konteks msg.sender asli untuk setiap callee, membuat alur router atau agregator yang kompleks menjadi lebih murah dan lebih aman di rantai EVM.libethclibethc adalah pustaka ethereum sumber terbuka (open source) untuk C/C++VoltaireVoltaire adalah pustaka Ethereum serbaguna modern untuk TypeScript, Zig, C, dan Swift. Primitif yang aman dari segi tipe (type-safe), kinerja yang diakselerasi WASM, dan dirancang untuk pengembangan berbantuan AI.ethereum-bloom-filtersKlien bloom filter ringan yang memungkinkan Anda menguji ethereum blooms untuk pemeriksaan cepat keanggotaan set.primitive-typesprimitive-types provides the shared Rust U256, H160, and H256 types used across Ethereum and Substrate node and tooling codebases. Rust builders add it when their code has to carry Ethereum-sized integers and hashes.ENSjsENSjs is the TypeScript library from ENS for resolving names and reading or writing ENS records, built on viem. Builders use it to show ENS names in place of addresses and to manage names from their own app. It works on Ethereum mainnet and Sepolia.Peralatan frontend/integrasi(6)Curvegrid MultiBaasCurvegrid MultiBaas adalah bidang kontrol yang dihosting dengan REST API untuk menyebarkan dan mengoperasikan backend EVM multi-rantai saat Anda menginginkan kunci terkelola, hook pengindeksan, dan dasbor tanpa membangun semua operasi secara internal.Wagmi: Reactive primitives for Ethereum appsWagmi adalah lapisan hook React di atas Viem untuk membaca, menulis, dan menyimpan state Ethereum dalam cache di frontend tanpa membangun ulang sistem dompet di setiap proyek.Impersonator.xyzImpersonator.xyz memungkinkan pengembang terhubung ke aplikasi terdesentralisasi (dapp) melalui WalletConnect, shim iframe, atau ekstensi peramban sambil menyamar sebagai alamat apa pun tanpa memegang kunci privat, yang ideal untuk tim QA yang perlu mempratinjau saldo, menangkap data panggilan untuk simulasi Tenderly, atau menguji regresi alur dompet dengan aman.ant-design-web3ant-design-web3 is a React component library from the Ant Design team for wallet connection and account interfaces. Builders drop it into a React application as an alternative to RainbowKit or ConnectKit.Swiss-Knife.xyzSwiss-Knife mengumpulkan semua alat EVM yang berguna di satu tempat untuk memudahkan pengalaman pengembang saat mereka melakukan debugging atau membangun hal-hal baru.NexthNexth is a Next.js starter kit wired up with viem, wagmi, Sign-In with Ethereum, and Tailwind. Builders clone it to start from a working frontend rather than assembling the same pieces again.Integrasi dompet & autentikasi(20)Human PassportHuman Passport aggregates identity credentials, called Stamps, into one Unique Humanity Score per wallet, so projects can check that an address is a distinct person before an airdrop, grant round, vote or signup. Read scores from the REST API or drop in the Passport Embed React component.thirdwebthirdweb adalah platform pengembangan Web3 sumber terbuka (open source) full stack dengan alat frontend, backend, dan onchain untuk membangun aplikasi Web3 yang lengkap - di setiap rantai EVM.Modular AccountModular Account dari Alchemy adalah akun smart contract (kontrak pintar) yang dapat ditingkatkan dan sangat modular yang kompatibel dengan ERC-4337 dan ERC-6900. Modular Account Alchemy adalah akun pintar paling efisien di pasar dengan rilis v2 yang dirilis pada Februari 2025Ethereum Attestation Service (EAS)EAS adalah barang publik infrastruktur untuk membuat atestasi onchain atau offchain tentang apa pun. Atestasi adalah tanda tangan digital pada potongan data terstruktur yang digunakan untuk membangun lebih banyak kepercayaan secara online dan onchain.Coinbase Wallet SDKCoinbase Wallet SDK connects applications to Coinbase Wallet through the injected provider and the mobile WalletLink flow. Builders use it to support Coinbase Wallet users on web and mobile.Reown AppKit (ex-Web3Modal/WalletConnect SDK)Reown AppKit, formerly Web3Modal and the WalletConnect SDK, is a wallet-connection SDK with a hosted relay, support for over 700 wallets, and embedded logins. Application builders use it to cover both external wallets and embedded sign-in from one integration.Web3-OnboardWeb3-Onboard is a framework-agnostic wallet-connection library supporting more than 35 wallets and the EIP-1193, 1102, 3085 and 3326 standards, started by Blocknative and now maintained by thirdweb. Builders install it when the frontend is not React or must cover many wallet providers.RainbowKitRainbowKit is a customizable React wallet-connection interface built on wagmi. React builders add it when an application needs a ready-made connect flow instead of wiring wallet selection by hand.ConnectKitConnectKit provides React wallet-connection components built on wagmi. React builders drop it in when they want prebuilt connect buttons and modals for an application.Web3AuthWeb3Auth is an MPC and threshold key-management SDK that backs seedless wallets created from a social login. Builders use it when users should sign in with an existing account instead of a seed phrase.Magic (Magic.link)Magic is an embedded non-custodial wallet SDK with email and social login and delegated key management. Builders integrate it to give users a wallet behind a familiar login flow.DynamicDynamic is an SDK covering wallet connection, embedded MPC wallets, and application authentication. Builders choose it when an application must serve both existing wallet users and new users who need one created.ethr-did-resolverethr-did-resolver resolves decentralized identifiers anchored to Ethereum addresses. Applications that handle ethr identifiers install it to look up and manage those records.mipdmipd is a set of TypeScript utilities implementing EIP-6963 multi injected provider discovery for detecting installed browser wallets. Builders install it on its own when they need wallet discovery without pulling in wagmi.PrivyPrivy provides embedded wallet and authentication SDKs with configurable custody and signing permissions. Builders use it to create wallets during sign-up and support email, social, or passkey login.React Native PasskeysReact Native Passkeys mengekspos satu API kunci sandi berbentuk WebAuthn di seluruh target iOS, Android, dan Web sehingga Anda dapat menggunakan kembali backend autentikasi yang ada saat mengirimkan dompet seluler asli atau aplikasi konsumen.MetaMask ConnectMetaMask Connect is the SDK that connects web, mobile and game applications to the MetaMask wallet, replacing the deprecated MetaMask SDK with direct wallet communication and multichain support. Builders install the connect-evm package to reach MetaMask users from any frontend.@slicekit/erc8128Pustaka TypeScript untuk menandatangani dan memverifikasi permintaan HTTP dengan dompet Ethereum menggunakan ERC-8128 (ekstensi Tanda Tangan Pesan HTTP RFC 9421), memungkinkan autentikasi berbasis dompet dan integritas permintaan.Variance_dartVariance_dart adalah tumpukan Dart SDK untuk dompet yang mengutamakan kunci sandi, alur penandatanganan EIP-1271, dan normalisasi ENSIP-15 saat Anda mengirimkan klien Flutter atau seluler terhadap rantai EVM.w3pkSDK autentikasi Web3 tanpa kata sandi dengan dompet terenkripsi dan fitur privasi.Cryptography & key management(21)noble cryptographynoble cryptography adalah keluarga Pustaka kriptografi TypeScript dengan dependensi minimal yang memprioritaskan sumber yang dapat dibaca, rilis yang ditandatangani, dan pembangunan npm yang transparan, dan mereka mendasari sebagian besar dompet JavaScript modern termasuk MetaMask, Rabby, Rainbow, dan banyak SDK di seluruh ekosistem.Trezor ConnectTrezor Connect is a JavaScript SDK for integrating Trezor hardware wallet signing, including Ethereum, into applications and wallets. Builders use it when users should sign with a Trezor device.blstblst is a multilingual BLS12-381 signature library and the BLS implementation behind most Ethereum consensus clients. Builders link against it in Rust, C, or Go when writing validator or consensus tooling.@ledgerhq/hw-app-ethThe Ledger hw-app-eth package is the JavaScript API for signing Ethereum transactions and messages with a Ledger device, and it sits behind the Ledger connectors in wagmi and viem. Wallet and application builders import it to add hardware wallet signing.py_eccpy_ecc is a Python library for elliptic curve pairing operations over bn128 and BLS12-381, used by py-evm and other Python tooling. Builders import it for precompile or BLS work in Python.eth-cryptoeth-crypto is a set of JavaScript helpers for signing, verifying, recovering addresses, and ECIES encryption alongside ethers or web3. Builders import it for one-off cryptographic steps that the client libraries do not expose directly.mcl (herumi)mcl from herumi is a portable pairing-based cryptography library used for BLS signature operations by several Ethereum consensus clients. Builders link against it for BLS work in C++ or Go.@noble/secp256k1noble secp256k1 is a standalone pure JavaScript library for secp256k1 signing and ECDH, used by many wallets and libraries. Builders install it on its own when they need signing without the wider noble curves package.js-ethereum-cryptographyjs-ethereum-cryptography is an audited JavaScript package bundling the hashing and curve primitives that tooling such as ethers.js and web3.js builds on. Builders install it directly when they need keccak, secp256k1, or BIP-39 work without a full client library.k256 (RustCrypto)k256 from RustCrypto is a pure Rust secp256k1 implementation covering ECDSA signing, verification, public key recovery, Schnorr, and ECDH, and it sits under reth, Alloy, and most Rust tooling. Rust builders depend on it directly when they handle signatures themselves.Web3SignerWeb3Signer is a remote signing service that keeps keys in a vault or hardware security module. Node and validator operators run it so signing happens outside the client process.c-kzg-4844c-kzg-4844 is the reference C implementation, with Rust bindings, of the KZG polynomial commitment scheme used for EIP-4844 and EIP-7594 blobs, and it is embedded in most execution and consensus clients. Rollup and blob tooling imports the bindings to produce KZG commitments and proofs.OKX js-wallet-sdkThe OKX js-wallet-sdk is a TypeScript signature SDK covering Bitcoin, Ethereum, Solana, Cosmos, and other chains. Builders install it to derive keys and sign transactions for several chains through one API.Fireblocks SDKThe Fireblocks SDK connects applications to Fireblocks' MPC wallet infrastructure for signing, transfers, and treasury operations. Builders use it to automate transactions and approval policies for wallets managed through Fireblocks.TurnkeyTurnkey offers an API and SDK for secure key generation and transaction signing backed by trusted execution environments. Builders use it to create and operate wallet infrastructure without holding raw private keys in their own code.eth-keyseth-keys is a Python library for secp256k1 keys and signatures, and it sits under eth-account and web3.py. Python builders import it when they need key and signature operations directly.micro-eth-signermicro-eth-signer is a minimal JavaScript library for building and signing Ethereum transactions, built on the audited noble cryptography libraries by the same author. Builders install it when a small signing dependency matters more than a full client library.coins-bip32coins-bip32 is a Rust library for BIP-32 hierarchical deterministic key derivation, used by ethers-rs and other Rust wallets and signers. Rust builders add it when an application derives keys from a seed.eciesjseciesjs implements the Elliptic Curve Integrated Encryption Scheme for secp256k1 in JavaScript. Builders import it to encrypt and decrypt data against an Ethereum-style keypair.keypo CLIkeypo is a local-first command line tool for hardware-bound key management and encrypted secret storage, aimed at AI agents that hold credentials. It installs from a Homebrew tap on macOS.Lit ProtocolLit Protocol is a decentralized network for threshold key management with programmable signing through its programmable key pairs. Builders use its SDK when signing or decryption should follow rules enforced by a network rather than a single key holder.Abstraksi akun & orkestrasi tx(27)eth-infinitism account-abstraction (SimpleAccount + SDK)The eth-infinitism account-abstraction repository holds the reference ERC-4337 contracts, including SimpleAccount, plus a TypeScript SDK from the authors of the specification. Builders use it as the baseline implementation when creating ERC-4337 accounts.Alchemy aa-sdk / Account KitAlchemy aa-sdk, shipped as Account Kit, is a full-stack smart wallet SDK with embedded wallets and a gas manager. Application builders use it to give users an account and sponsored transactions without a separate wallet app.RundlerRundler adalah pemaket ERC-4337 Rust modular dari Alchemy yang ditujukan untuk penyebaran berskala horizontal; banyak beban kerja OperasiPengguna Ethereum berjalan di atasnya saat ini.Coinbase Smart WalletCoinbase Smart Wallet is a passkey-based smart account with the largest share of deployed wallets. Application builders integrate it so users sign with a passkey instead of managing a seed phrase.Skandha ERC-4337 BundlerSkandha adalah pemaket ERC-4337 TypeScript dari Etherspot yang mengoptimalkan pengiriman OperasiPengguna, akuntansi gas, dan perutean mempool dengan perlindungan MEV opsional dan kompatibilitas mempool bersama, dan Etherspot menjalankan tumpukan mempool bersama tersebut dalam produksi.OpenfortOpenfort is an embedded wallet SDK with authentication, ERC-4337 smart accounts, and self-hostable key management. Builders use it to give users a wallet inside the application without a separate wallet install.Sequence (0xsequence)Sequence, published as 0xsequence, is a smart-contract wallet SDK with embedded wallets, a relayer, an indexer, and gasless transactions. Builders use it when a game or application needs wallets and transaction plumbing from one stack.GelatoGelato is a hosted network that provides a bundler, paymaster and relay for smart accounts together with Web3 Functions for scheduled and event-driven contract execution. Builders use it to run gasless transactions and contract automation without operating those services themselves.Particle NetworkParticle Network is a hosted wallet-abstraction stack that bundles a bundler, paymaster, and social login. Builders choose it when they want account creation, login, and transaction sponsorship from one service.Base Account SDKBase Account SDK is Coinbase's package for Base Account, a smart-contract wallet with passkey signing and gasless transactions. Web builders install it to add passkey sign-in and sponsored transactions, separate from the older Coinbase Wallet SDK.MetaMask Delegation Framework (Gator)The MetaMask Delegation Framework, known as Gator, is a set of contracts that let one account grant specific revocable permissions to another account or agent along the lines of ERC-7715 and ERC-7710. Teams building delegated or agent-controlled permissions import these contracts and write their own caveat enforcers against them.Ithaca Account (Porto)Ithaca Account is the set of EIP-7702 smart account contracts behind Porto, an account standard for web authentication and payments. Teams picking an EIP-7702 implementation can read, fork, or deploy these contracts.ethereum-multicallKemampuan untuk memanggil banyak panggilan fungsi konstan ethereum dalam 1 permintaan JSONRPCAlto (Pimlico)Alto is a TypeScript ERC-4337 bundler from Pimlico that also runs behind their hosted service. Infrastructure builders run it themselves when they need to operate a bundler instead of relying on a third party.Kernel (ZeroDev)Kernel from ZeroDev is a modular ERC-7579 smart-account contract with wide deployment. Wallet builders deploy it when an account needs pluggable validators and executors.Safe 4337 module (safe-modules)The Safe 4337 module adds native ERC-4337 support to Safe multisig accounts. Safe builders install it so an existing multisig can be driven by user operations through a bundler.permissionless.js (Pimlico)permissionless.js from Pimlico is a vendor-neutral TypeScript library built on viem for ERC-4337 accounts. TypeScript builders use it to assemble and submit user operations while keeping the choice of bundler and paymaster open.Light AccountSerangkaian akun smart contract (kontrak pintar) yang kompatibel dengan ERC-4337 yang ringan, sumber terbuka (open source), telah diaudit, dan dioptimalkan gasnya dengan kepemilikan yang ditunjukZeroDev SDK (Kernel)The ZeroDev SDK is a smart-account SDK for the Kernel account with modular validators and session keys. Account-abstraction builders use it to create Kernel accounts and delegate limited signing rights to sessions.Nexus (Biconomy)Nexus from Biconomy is a modular ERC-7579 smart-account contract aimed at high-volume applications. Wallet builders deploy it as the account implementation behind their smart wallets.Voltaire | Account Abstraction BundlerVoltaire adalah implementasi pemaket ERC-4337 yang dapat Anda jalankan saat Anda memerlukan relai OperasiPengguna yang dapat dikonfigurasi untuk dompet abstraksi akun.Arka (Etherspot paymaster)Arka is the open-source paymaster service from Etherspot for sponsoring transaction gas. Builders self-host it when gas sponsorship for ERC-4337 accounts should run on their own infrastructure.executooorexecutooor berpusat pada pola kontrak pelaksana yang dapat digunakan kembali sehingga skrip dapat merangkai panggilan delegasi, persetujuan token, dan langkah onchain atomik melalui Viem atau ethers tanpa menyebarkan ulang router khusus setiap saat.AbstractionKit | Account Abstraction LibraryAbstractionKit adalah pustaka pembantu TypeScript untuk menghubungkan alur ERC-4337—OperasiPengguna, juru bayar, dan panggilan pemaket—tanpa mengimplementasikan protokol wire dari awal.safe7579 (Rhinestone)safe7579 from Rhinestone is an adapter that makes Safe accounts ERC-7579 compliant. Builders add it when they want portable ERC-7579 modules to run on a Safe, usually alongside the Safe 4337 module.Rhinestone SDKRhinestone SDK, the successor Rhinestone names for its retired ModuleKit, adds smart wallets with passkeys, session keys and multichain transactions to an application. Builders use it when users should pay, swap or call contracts on one chain with funds from another.Biconomy SDK (Nexus)The Biconomy SDK, published as AbstractJS for the Nexus account, builds ERC-4337 smart accounts with paymaster and bundler services. Builders use it when an application needs sponsored or gasless transactions.Pembayaran & integrasi DeFi(12)0x0x provides hosted APIs for trading tokens from apps and wallets. Swap API aggregates prices from 150+ liquidity providers and returns an unsigned transaction to sign and submit, Gasless API relays gasless approvals and swaps, and Cross-Chain API returns routes across bridge providers with ready-to-sign transactions.AaveKitAaveKit is Aave's SDK, a TypeScript client and React hooks over the Aave GraphQL API. Builders use it to read markets and user positions and to build supply, borrow, repay and swap transactions without calling the contracts by hand. Aave v3 and v4 are served by separate SDK versions of the same packages (0.x for v3, 4.0 and later for v4).crossmintCrossmint offers stablecoin APIs aimed at enterprises, including cross-chain flows. Builders use it to add stablecoin payments to an application without building the payment rails.eth-priceseth-prices is a Rust crate that estimates the price of an Ethereum asset by reading Uniswap V2 and V3 pools and ERC-4626 vaults through an RPC provider, with no exchange rate API involved. Rust builders add it when a price should be derived from onchain liquidity rather than read from an oracle feed.Lido Ethereum SDKThe Lido Ethereum SDK is the official package for staking and managing stETH and wstETH through the Lido protocol. Builders install it to add staking to an application without writing the Lido contract calls by hand.Machine Payments Protocol SDK (wevm)The Machine Payments Protocol SDK, published as mppx by the wevm team behind viem and wagmi, is a TypeScript implementation of an agent payments specification. Builders install it to let a service or agent pay and charge programmatically.Peer SDK (formerly ZKP2P)The Peer SDK (formerly ZKP2P) adds a fiat-to-crypto onramp to an app, where users pay through services like Venmo, Revolut or Wise and receive tokens onchain. It also manages seller deposits and liquidity. The protocol runs on Base.Request NetworkRequest Network is a protocol and JavaScript library for creating, paying, and tracking crypto invoices and payment requests onchain. Builders install the client library to add invoicing to their own application.Splits SDKThe Splits SDK is a viem-based TypeScript library for creating and managing 0xSplits contracts, which share incoming payments between several recipients. It also covers waterfalls, swappers and vesting, and a React wrapper ships as a separate package.Stripe Crypto OnrampStripe Crypto Onramp is an embeddable fiat-to-crypto onramp SDK for web, iOS, Android, and React Native that delivers purchased crypto to a user's wallet. Builders embed it so users can fund a wallet with a card instead of transferring in.web3-ethereum-defiweb3-ethereum-defi is a Python library for DeFi integration and data research, with wrappers for Uniswap, Aave, Chainlink, and USDC on top of web3.py. Python builders import it instead of writing those protocol wrappers themselves.x402x402 is an open payments protocol built on the HTTP 402 status code that lets an application or agent pay per request in stablecoins without accounts or API keys. Builders add its middleware to a service to charge per call, or to a client so it can pay.Peralatan tata kelola & DAO(4)SnapshotSnapshot dimulai sebagai tata kelola offchain tanpa gas untuk DAO dengan strategi pemungutan suara yang fleksibel dan plugin validasi, dan tim tersebut kemudian meluncurkan Snapshot X, tumpukan pemungutan suara onchain modular yang menjaga eksekusi minim kepercayaan sambil tetap meminimalkan gas melalui pembuktian cerdas dan akuntansi kekuatan suara lintas rantai.Aragon OSxAragon OSx adalah infrastruktur kerangka kerja DAO onchain untuk meluncurkan organisasi modular yang mengatur perbendaharaan dan parameter protokol dengan primitif kontrak yang telah diaudit.AgoraAgora is an onchain governance application used by protocols including Optimism, ENS, and Uniswap to run delegate voting. It is a Next.js application a DAO deploys rather than a library a builder imports.DAOhausDAOhaus menawarkan perkakas sumber terbuka untuk meluncurkan dan mengoperasikan DAO dengan kontrak modular, aplikasi, dan alur kerja tata kelola komunitas.