This guide is a primer for first time builders and a roadmap for seasoned veterans. It outlines the most common use cases and the critical tools used to build your solution.
Building Web3 solutions involves creating decentralized and interoperable protocols that form the foundation for the next generation of the internet, enabling trustless transactions and decentralized applications. Below are the most common use cases.
Astar Network is a Polkadot-based multi-virtual machine Layer 1 blockchain and Soneium Layer 2 ecosystem designed to enable scalable, interoperable, and developer-friendly web3 applications.
A comprehensive platform offering SDKs, APIs, and infrastructure to build, deploy, and manage web3 apps across EVM chains and Solana.
Official GitHub repositories for the Aave Decentralized Autonomous Organization (DAO) managing the Aave protocol.
An Ethereum Layer 2 network focused on onchain social primitives, AI integration, and decentralized governance.
TOKYOJITU is an Indonesian online gaming platform offering a trusted and comprehensive selection of games with 24/7 professional service.
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Mantle Network is an Ethereum Layer 2 scaling solution using an EVM-compatible optimistic rollup with modular architecture for improved scalability and lower costs.
NOWNodes provides instant access to over 100 blockchain RPC nodes and block explorers via an affordable API for decentralized app development.
Polygon zkEVM is the first zero knowledge rollup scaling solution fully equivalent to the Ethereum Virtual Machine, enabling seamless Ethereum smart contract compatibility with lower costs and higher throughput.
A developer security platform to code, audit, deploy, monitor, and operate blockchain applications with confidence.
A decentralized messaging protocol designed to enable secure, censorship-resistant communication on Web3.
Chainstack is a blockchain infrastructure platform offering reliable, scalable RPC nodes and developer tools across 70+ chains.
Chainlink is the industry-standard decentralized oracle platform powering DeFi and enabling secure onchain access to real-world data and cross-chain interoperability.
Ankr provides a fast, reliable, and distributed network of blockchain nodes with RPC services, liquid staking, and scaling solutions for Web3 projects.
Across is an interoperability protocol powered by intents, enabling fast, low-cost, and secure crosschain token bridging and swaps.
ZKsync is a network of interoperable ZK Rollup chains providing scalable, privacy-preserving, and compliant blockchain infrastructure secured by cryptography.
Pyth Network delivers real-time, high-fidelity market data on-chain sourced directly from leading financial institutions and trading firms.
An all-in-one application development platform enabling developers to deploy, grow, and monetize blockchain applications with multi-chain NFT marketplace, fiat-to-NFT, on-ramp aggregator, auth, and wallet solutions.
An educational platform offering courses, challenges, and a sandbox environment to learn smart contract development across multiple blockchain languages and protocols.
A blockchain designed for humans that prioritizes scalability, accessibility, and Sybil resistance through World ID verification.
Litecoin is a peer-to-peer cryptocurrency designed for instant, low-cost payments worldwide with efficient mining on consumer hardware.
MELD is a Layer 1 blockchain designed for fast transactions with permanently low fees, integrating decentralized finance (DeFi) capabilities.
Rootstock is an EVM-compatible smart contract platform secured by Bitcoin’s proof-of-work, enabling scalable and interoperable DeFi on Bitcoin.
A decentralized and open internet blockchain designed to onboard 500 million users on-chain, built with technology developed by Telegram.
Loop Crypto is a developer organization with multiple repositories focused on Web3 development.
TDEX is an open-source, decentralized, peer-to-peer exchange protocol enabling atomic swaps for Liquid Network assets.
NodeService provides RPC node infrastructure for blockchain developers.
A fast and accurate command-line tool for jumping to frequently visited files and directories with minimal keystrokes.
QuickNode provides fast, reliable, and scalable blockchain infrastructure and developer tools to build and scale decentralized applications across 76 chains.
Monad is a high-performance, 100% EVM-compatible layer 1 blockchain designed for extreme scalability and low hardware requirements.
Banxa is a fiat-to-crypto payment gateway enabling seamless fiat onramps for crypto platforms.
Dynamic is a comprehensive wallet infrastructure SDK combining authentication, smart wallets, and secure key management with broad multi-chain and third-party wallet support.
EURC is a web3 developer toolset focused on building decentralized applications and infrastructure.
An open-source browser extension wallet designed for Ethereum and all EVM-compatible chains, focusing on enhanced security and multi-chain usability.
AbstractAPI offers a comprehensive suite of APIs for data enrichment, validation, and automation to enhance user experiences and workflows.
An all-in-one application development platform enabling developers to deploy, grow, and monetize multi-chain blockchain applications quickly.
One API to integrate DeFi custody, staking, trading, and payments with enterprise-grade compliance and Web3 flexibility.
A comprehensive platform providing market research reports and industry analysis across global markets and industries.
An ERC-4337 compliant smart contract wallet supporting multiple owners, passkey and Ethereum address owners, with cross-chain replayability.
JavaScript library to scan crypto wallets for liquefiable assets and perform cost-effective, auto-converted onchain payments across multiple blockchains.
Aragon provides tools to build, govern, and accrue value for decentralized autonomous organizations (DAOs) onchain.
Exodus is a software wallet for securely managing, exchanging, and storing blockchain assets.
UniChain is a secure, distributed append-only log and a DeFi-native Ethereum Layer 2 network designed for cross-chain liquidity and fast, low-cost transactions.
Web3 Infinity is a platform providing developer tools and resources for building decentralized applications.
Loop Crypto provides developer tools and resources for building Web3 applications.
A decentralized platform enabling the creation of the Dai stablecoin backed by crypto collateral and governed by MKR token holders.
Chainlens is a fast, user-friendly blockchain explorer as a service for EVM-compatible networks, offering APIs, analytics, and smart contract verification.
Tanssi provides decentralized infrastructure enabling fintech and real-world asset teams to deploy customizable, Ethereum-grade secure appchains quickly.
A modular, type-safe React library providing hooks to build high-performance Ethereum blockchain frontends.
An all-in-one application development platform enabling developers to deploy, grow, and monetize multi-chain blockchain applications quickly.
An open, decentralized bridge enabling interoperability and liquidity between Cosmos and Ethereum ecosystems.
Onramper is a plug-and-play crypto ramp aggregator offering 25+ onramps, 130+ payment methods, offramps, and swaps with smart routing for optimal user experience.
