Infrastructure

Client

Name	Description
Seth	Seth is an ethereum client tool - like a "MetaMask for the command line"
Ankr	Supports one-click deployment of PSC and provides instant API access to major blockchains and DeFi protocols.

Messaging

Name	Description
Whisper	Communication protocol for DApps to communicate with each other, the native base layer service of the Ethernet web3 stack
DEVp2p Wire Protocol	Peer-to-peer communication between nodes running Ethereum/Whisper
Pydevp2p	Python implementation of the RLPx network layer
3Box Threads	The API allows developers to implement IPFS persistence or in-memory peer-to-peer messaging.

Data

Name	Description
Bitquery	GraphQL API for getting historical and real-time blockchain data

Testing Tools

Name	Description
Solidity code coverage	Solidity Code Override Tool
Solidity coverage	Alternative Code Coverage for Solidity Smart Contracts
Solidity function profiler	Solidity Contract Function Analyzer
Sol-profiler	Alternative and updated Solidity Smart Contract Analyzer
Espresso	Fast, parallel, thermal heavy-duty reliability testing framework
Eth tester	Tool suite for testing ethereum applications
Cliquebait	Simplify integration and acceptance testing of smart contract applications with docker instances that closely resemble real blockchain networks
Hevm	The hevm project is an implementation of the Ethernet Virtual Machine (EVM) dedicated to unit testing and debugging smart contracts
Ethereum graph debugger	Solidity Graphical Debugger
Tenderly CLI	Accelerate your development with human-readable stack tracing
Solhint	Solidity linter, providing security, style guides and best practice rules for smart contract validation
Ethlint	Linter for identifying and fixing style and security issues in Solidity (formerly Solium)
Decode	npm package, which parses tx submitted to the local testrpc node to make them more readable and easier to understand
truffle-assertions	An npm package with additional assertions and utilities for testing Solidity smart contracts with truffle. Most importantly, it adds the ability to assert whether a particular event has been emitted or not.
Psol	Solidity lexical preprocessor with mustache.js style syntax, macros, conditional compilation, and automatic remote dependency inclusion.
solpp	Solidity preprocessor and leveler with a comprehensive command and expression language, high precision math, and many useful helper functions.
Decode and Publish	Decode and publish raw ethereum tx. Similar to https://live.blockcypher.com/btc-testnet/decodetx/
Doppelgänger	A library for simulating smart contract dependencies during unit testing.
rocketh	A simple library for testing ethereum smart contracts, allowing the use of any web3 library and test runner of your choice.
pytest-cobra	PyTest plugin for testing smart contracts on the ethereum blockchain.

Security Tools

Name	Description
MythX	Security verification platform and tools ecosystem for Ethereum developers
Mythril	Open-source EVM bytecode security analysis tool
Oyente	Alternative static smart contract security analysis
Securify	Security scanner for Ethereum smart contracts
SmartCheck	Static smart contract security analyzer
Ethersplay	EVM disassembler
Evmdis	Alternative EVM disassembler
Hydra	Framework for cryptoeconomic contract security, decentralised security bounties
Solgraph	Visualise Solidity control flow for smart contract security analysis
Manticore	Symbolic execution tool on Smart Contracts and Binaries
Slither	A Solidity static analysis framework
Adelaide	The SECBIT static analysis extension to Solidity compiler
solc-verify	A modular verifier for Solidity smart contracts
Solidity security blog	Comprehensive list of known attack vectors and common anti-patterns
Awesome Buggy ERC20 Tokens	A Collection of Vulnerabilities in ERC20 Smart Contracts With Tokens Affected
Free Smart Contract Security Audit	Free smart contract security audits from Callisto Network
Piet	A visual Solidity architecture analyze

Monitoring

Name	Description
Neufund - Smart Contract Watch	A tool to monitor a number of smart contracts and transactions
BlockScout	A tool for inspecting and analyzing EVM based blockchains. The only full featured blockchain explorer for Ethereum networks.
Terminal	A control panel for monitoring dapps. Terminal can be used to monitor your users, dapp, blockchain infrastructure, transactions and more.
Ethereum-watcher	An extensible framework written in Golang for listening to on-chain events and doing something in response.

Other Miscellaneous Tools

Name	Description
aragonPM	a decentralized package manager powered by aragonOS and Ethereum. aragonPM enables decentralized governance over package upgrades, removing centralized points of failure.
Truffle boxes	Packaged components for building DApps fast.
Solc	Solidity compiler
Sol-compiler	Project-level Solidity compiler
Solidity cli	Compile solidity-code faster, easier and more reliable
Solidity flattener	Combine solidity project to flat file utility. Useful for visualizing imported contracts or for verifying your contract on Etherscan
Sol-merger	Alternative, merges all imports into single file for solidity contracts
RLP	Recursive Length Prefix Encoding in JavaScript
Eth crypto	Cryptographic javascript-functions for Ethereum and tutorials to use them with web3js and solidity
Parity Signer	mobile app allows signing transactions
py-eth	Collection of Python tools for the Ethereum ecosystem
truffle-flattener	Concats solidity files developed under Truffle with all of their dependencies
Decode	npm package which parses tx's submitted to a local testrpc node to make them more readable and easier to understand
TypeChain	Typescript bindings for Ethereum smartcontracts
EthSum	A Simple Ethereum Address Checksum Tool
PHP based Blockchain indexer	allows indexing blocks or listening to Events in PHP
Purser	JavaScript universal wallet tool for Ethereum-based wallets. Supports software, hardware, and Metamask -- brings all wallets into a consistent and predictable interface for dApp development.
Node-Metamask	Connect to MetaMask from node.js
Solidity-docgen	Documentation generator for Solidity projects
Ethereum ETL	Export Ethereum blockchain data to CSV or JSON files
prettier-plugin-solidity	Prettier plugin for formatting Solidity code
Unity3dSimpleSample	Ethereum and Unity integration demo
Flappy	Ethereum and Unity integration demo/sample
Wonka	Nethereum business rules engine demo/sample
Resolver-Engine	A set of tools to standarize Solidity import and artifact resolution in frameworks.
Ethereum-tx-sender	A useful library written in Golang to reliably send a transaction — abstracting away some of the tricky low level details such as gas optimization, nonce calculations, synchronization, and retries.

Prebuilt UI Components

Name	Description
aragonUI	A React library including Dapp components
components.bounties.network	A React library including Dapp components
ui.decentraland.org	A React library including Dapp components
dapparatus	Reusable React Dapp components
Metamask ui	Metamask React Components
DappHybrid	A cross-platform hybrid hosting mechanism for web based decentralised applications
Nethereum.UI.Desktop	Cross-platform desktop wallet sample
eth-button	Minimalist donation button
Rimble Design System	Adaptable components and design standards for decentralized applications.
3Box Plugins	Drop in react components for social functionality. Including comments, profiles and messaging.
Atra Blockchain Services	Atra provides web services to help you build, deploy, and maintain decentralized applications on the Ethereum blockchain.