Best Developer Tools Tools 2026

Solidity Flattener

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Solidity utility for flattening multi-file smart contract projects into one file.

WhatsABI

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ABI discovery tool for guessing Ethereum contract interfaces from on-chain bytecode patterns.

Web3.py

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Python library for interacting with Ethereum nodes, contracts, accounts, and transactions.

Ethervm.io

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Ethereum contract decompiler for inspecting bytecode when verified source is unavailable.

Ganache

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Local Ethereum simulator for smart contract development, testing, and debugging.

dapp

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DappTools-style CLI for Solidity development, testing, and Ethereum transaction workflows.

Biconomy Core

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Web3 transaction infrastructure for relayers, account abstraction, and gasless user experiences.

Semgrep

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Static analysis rules and security checks for Solidity smart contract code.

ethsign

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Ethereum transaction signing utility for local keystores and hardware wallets.

Delegatable

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Solidity library for signing off-chain delegations and scoped permissions.

Forge

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Foundry Forge testing framework for Solidity smart contract development.

Foundry Template

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Foundry project template for Solidity smart contract testing and development.

Solcurity

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Solidity security and code quality standard for smart contract reviews.

IntelliJ Solidity Plugin

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IntelliJ plugin for writing, testing, debugging, and navigating Solidity code.

Quiver

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React Hooks library for connecting dApp frontends to Ethereum contracts with Ethers.js.

Tenderly Sandbox

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Browser-based code sandbox for learning and testing Web3 development concepts.

Media Network

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Decentralized bandwidth marketplace and censorship-resistant infrastructure service.

GenesysGO

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Solana infrastructure provider for RPC, validator nodes, and on-chain storage services.

Tenderly

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Ethereum developer platform for monitoring, debugging, simulating, and testing smart contracts.

Maple

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Institutional DeFi credit network for lending, borrowing, and managed credit pools.

API3

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Oracle and API infrastructure for connecting Web APIs to smart contracts.

Hyperlane

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Interchain messaging protocol and SDK for building applications across multiple chains.

W3box Test

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Web3 project infrastructure wizard for quickly deploying smart contracts.

OMNIA

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Decentralized node provider for private, scalable blockchain RPC infrastructure.

BetaRPC

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An RPC endpoint that's compatible with Ethereum network DeFi (decentralized finance) wallets.

Curvegrid

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Curvegrid is a blockchain infrastructure-as-a-service platform for Web3 startup development.

DIA

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DIA is a multi-chain, end-to-end, open-source data and oracle platform for Web3.

KEVM

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A model of the Ethereum Virtual Machine (EVM) with K semantics.

Maian

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Automated vulnerability tracing in Ethereum smart contracts.

Paradigm CTF

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Paradigm CTF is an online competition for smart contract hackers.

Polygon Smart Contracts

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Smart contracts comprising the business logic of the Matic Network.

LearnWeb3

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Learnweb3 is a collection of web3 courses and community for learning web3 development.

HashLips NFT Smart Contracts

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A collection of NFT project smart contracts written in Solidity by the HashLips community.

Hello World

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An Alchemy beginner smart contract for the "Hello World" example.

RPC Benchmarking Tool

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A tool for Ethereum service provider comparison based on consistency and accuracy.

NFT Drop Finder

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A demo of the Alchemy Transfers API to hunt for cool NFT mints on Polygon.

Polygon Smart Contract Tutorial

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Polygon smart contract quickstart by Alchemy for beginners in Solidity.

NFT Gallery Template

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An Alchemy-hosted Next.js + Tailwind CSS example for building an NFT gallery

Ninjalerts

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Ninjalerts provides push notifications for any Ethereum transaction.

Metablocks

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Meta Blocks is an open-source platform that enables developers to create upgradeable NFTs on Solana.

Transpose

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Real time access to high level blockchain data via REST and SQL API.

Replit

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Replit is a comprehensive software development platform designed to be used at scale.

Novel

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Novel is a no-code tool for merchants enabling them to create token-gated ecommerce stores.

Sound SDK

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A Typescript library for building DApps on the Sound Protocol.

Moralis Unity SDK

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Moralis Unity SDK provides full wallet and blockchain integration for your Unity Game.

ChainSafe Unity SDK

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Chainsafe Unity SDK is an open-source gaming SDK connecting games built in Unity to the blockchain.

Solhint for IntelliJ

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Solhint for IntelliJ is a Solhint plugin for the IntelliJ javascript IDE.

Solhint-Prettier Plugin

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Lint your files according to the Solidity plugin for Prettier, a code formatter.

Hypermint

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A no-code platform helping developers mint and manage NFTs on Ethereum, Polygon, and Solana.

ShroomDK

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The ShroomDK API is an NFT-gated key that gives access to Flipside data.

Jump Crypto

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Crypto VC firm investing in and developing infrastructure across blockchains including Solana.

Spindl

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The first real way to do measurement and attribution in web3.

Multicoin Capital

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A thesis-driven investment firm that invests in cryptocurrencies, tokens, and Blockchain companies.

Solana Ventures

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Solana Ventures is an investment fund directed to enhance the growth of the Solana Ecosystem.

Paradigm

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A crypto investment firm dedicated to assisting and investing in tomorrow's web3 solutions.

Mechanism Capital

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Mechanism Capital is a VC firm that mainly invests in Blockchain-based, Play-to-earn games.

The Spartan Group

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VC firm that advises, invests, and builds with the top entrepreneurs within web3.

Tribe Capital

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A venture capital firm focused on using product and data science to engineer N-of-1 companies.

Dragonfly

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Dragonfly is a global crypto venture capital firm.

FjLabs

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Fj Labs is a Venture investment company that invests in futuristic technology companies.

South Park Commons

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A community of technologists and developers dedicated to help each other, explore and learn.

Chapter One

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Chapter One is a full-stack crypto fund- dedicated to early-stage founders.

DSCVR

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Decentralized social content aggregation platform where users control the content and the platform.

Quicknode NFT API

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The QuickNode NFT API instantly retrieves NFT metadata.

Moralis NFT API

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Moralis NFT API enables developers to fetch and index NFT data and metadata in real time.

Blockspan NFT API

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BlockSpan's NFT API: real-time token prices, ownership, exchange data & metadata for devs.

Venly NFT API

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Venly’s NFT API enables anyone to mint and manage NFT collections across multiple blockchains.

Ankr NFT API

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Ankr NFT API enables developers to query NFT metadata across six compatible blockchains.

Coinbase NFT API

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Coinbase NFT API helps developers instantly access NFT data for over 106 million tokens on Ethereum.

Pytest Cobra

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Pytest Cobra is a pythonistic testing tool for EVM-compatible smart contracts.

Socketccan

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Socket is a Web3 privacy infrastructure.

Radicle

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Radicle enables developers to securely collaborate on software over a peer-to-peer network.

Lava Network

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Lava connects dapps to a decentralized network of RPC Providers for fast, reliable & private access.

Zero Hash

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A settlement utility, an ecosystem of trading tools provided by API.

ERC-20 Verifier

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ERC-20 Verifier is an analysis tool that confirms smart contract adherence to the ERC20 format.

Scribble

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Scribble is a testing tool for solidity smart contracts through runtime verification.

SWC Registry

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A list of Smart Contract Weakness Classification and Test Cases.

Solidity Finance

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Solidity finance is a reputed smart contract auditing firm that reviews complex solidity codes.

Polygon Faucet

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Polygon Facuet is a tool that provides developers free testnet tokens for testing and development.

Sherlock

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Sherlock is an audit marketplace and smart contract coverage protocol built on the Ethereum blockchain.

Superchain Faucet

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Superchain faucet funds up to 1 ETH every 24 hours across test networks on the Superchain.

Optimism ETH Faucet

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Earn Optimism ETH by bridging USDC to the Optimism network and interacting with dapps.

Sol Faucet

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The Solana Faucet instantly airdrops Testnet and Devnet SOL tokens to users for free.

Paradigm Faucet

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The Paradigm Faucet airdrops tokens and NFTs to developers across 5 common testnet networks.

Slowmist

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Blockchain security firm providing security audits, security consultants, red teaming, and more.

Consensys Diligence

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Enables developers to build secure blockchain smart contract applications.

DEVp2p Wire Protocol

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Ethereum Org repository of the specifications for peer-to-peer communication.

Nightfall 3

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Encrypt or hide details of token transfer transactions on EVM networks.

Dappkit

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Dappkit is a platform for creating web3 applications.

Quicknode SDK

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Quicknode is a web3 application development tool.

Jito Labs

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An MEV infrastructure company building high-performance validator and trading tools for Solana.

Quay

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The Quay backend API enables marketplaces to be built using trusted Seaport contracts.

Huff Starter Kit

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Chainlink hosted repository with Huff smart contract templates for free.

Ethlint

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Ethlint (Formerly Solium) analyzes your Solidity code for style & security issues and fixes them.

IntelliJ IDEA

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IntelliJ IDEA is a code editor that was specifically built for the Javascript Virtual Machine.

4Byte

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Ethereum four-byte signature search by Snake Charmers.

Crossmint

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Enterprise-grade, all-in-one stablecoin infrastructure: wallets, on/offramps, and stablecoin orchestration through a single API.

Polygon

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Polygon is an Ethereum scaling solution offering low transaction fees and fast transactions.

Polkadot

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Polkadot is a sharded protocol that enables blockchain networks to operate together seamlessly.

evmdasm

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An Ethereum EVM bytecode instruction registry, disassembler, and code manipulation library.

Binary Ninja eBPF

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This BN plugin implements a Capstone-powered disassembler and lifter for the Solana bytecode format.

Handshake

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Decentralized naming and certificate authority. An experimental peer-to-peer root naming system.

Arcana Network

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Arcana is Web3 infra to onboard users with social/email login and create non-custodial wallets.

OpenZeppelin Relay

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Defender Relay sends transactions via HTTP API, automating smart contract operations securely.

OpenZeppelin Gas Station Network

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Gasless transactions between clients and Ethereum smart contracts.

GraphQL

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GraphQL is a query language that lets APIs fetch required data quickly and in a clean format.

Chainjet

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A decentralized platform for building on-chain or off-chain task automations.

Ankr SDK

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Web3 game development toolkit that simplifies creating and deploying blockchain games.

GetBlock

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A node service provider, that provides a blockchain-as-a-service model and the APIs to build.

Metacrafters

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A community for developers to learn Web3 skills while earning from a gamified point system.

Trinsic

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Trinsic is the leading infrastructure for building IDtech products.

Jolocom

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Jolocom - a self-sovereign Web3 identity protocol.

ONT ID

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ONT ID is a Web3 identity framework using blockchain and cryptographic technology.

Veramo

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Veramo provides performant and modular APIs for Verifiable Data and SSI.

zCloak Network

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zkID Login is designed to help users achieve a more explicit, private and fast 'Login Mechanism'.

Humanbound

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Humanbound - a on-chain verification and management protocol.

Quadrata

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The Web3 protocol for safeguarding on-chain and real-time identity.

xHashtag

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xHashtag - a Web3 reputation protocol.

HashKey DID

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HashKey is a cross-platform verification authenticator.

Mysterium Network

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Mysterium is an open-source decentralized VPN and suite of privacy-focused developer tools.

Skale

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A multichain network that serves as a viable scalability option for EVM projects.

Gnosis Chain

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Ethereum sidechain, run by a community of +100k validators and lower gas fees than Ethereum mainnet.

Deeper Network

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The Deeper Network offers decentralized VPN hardware and web3 privacy tools.

KelVPN

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KelVPN is a decentralized VPN that is "deanon proof" meaning users can not be deanonymized.

Move

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A learning resource for the Move programming language to create smart contracts on Aptos and Sui chains.

Haskell

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Haskell is a declarative and statically-typed programming language for Cardano smart contracts.

Go

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Popular backend language that powers and expands logic to most EVM smart contracts.

Mumbai Faucet

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A token dispenser for the Polygon Mumbai Testnet for developers to run smart contract transactions.

4EVERLAND

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A Web3 cloud computing platform facilitating developers, project hosts, and access to data.

Anima

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An identity protocol that enables users to decentralize and self-manage identity attributes.

Colyseus Arena

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A turn-key fully managed server solution enabling the development of multiplayer / metaverse games.

Xcockpit

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An Interface to interact with contracts on EVM chains (including a local chain).

AnChain.AI

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AnChain.AI is a Web3 risk management firm specializing in AI-powered products.

StarkNet React

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A collection of React providers and hooks for StarkNet.

Apibara

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Apibara is an open-source tool to stream and compose streams of on-chain data.

RareSkills Bootcamp

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We turn junior blockchain engineers into senior ones in the hardest web3 bootcamp on the block.

EVM Gas Puzzles

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Practice gas optimization with real smart contracts.

Shardeum

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Shardeum is an EVM based L1 that uses dynamic state sharding to achieve linear scalability.

ESF Tools

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ESF Tools is the first ENS subdomain management platform.

Wally

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Wally offers a seamless onboarding and wallet infrastructure for decentralized applications.

Traxed

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With Traxed, merchants can create a blockchain-based supply chain for easy traceability of products.