Smart contract tools
4 smart contract tools with the facts we checked on each project’s own pages.
This directory lists every smart contract tool we have a profile for. Each card shows the chains, platforms and custody model stated by the project. For our ranked picks with pros, cons and who should skip each one, see Best Smart Contract Development Tools.
All 4 smart contract tools
Showing 4 of 4
- Foundry
Open-source Rust toolkit for building, testing, fuzzing and deploying Solidity smart contracts.
- Chains
- Ethereum and EVM networks
- Platforms
- macOS, Linux, Windows
- Hardhat
Development environment for compiling, testing, debugging and deploying Solidity contracts on EVM chains.
- Chains
- Ethereum and EVM networks
- Platforms
- macOS, Linux, Windows
- Remix IDE
Browser-based IDE for writing, compiling, testing and deploying Solidity smart contracts.
- Chains
- Ethereum and EVM networks
- Platforms
- Web, Desktop
- OpenZeppelin
Open-source Solidity contract library plus smart contract audits and security services.
- Chains
- Ethereum and EVM networks
- Platforms
- Web, Library
How this directory works
- Projects from our list “Best Smart Contract Development Tools” come first, in that order; the rest follow A–Z.
- Chains, platforms and custody come from each project’s own pages.
- No project pays to be listed. Full rules: methodology.
Further reading
FAQ
Which smart contract tool ranks first on DappAtlas?
Foundry is #1 in our list “Best Smart Contract Development Tools” (updated Oct 1, 2026). Foundry's Forge, Cast, Anvil and Chisel cover build, test, fuzz, deploy and inspect. Tests are written in Solidity, and the code is Apache-2.0 on GitHub.
How is this directory ordered?
Projects ranked in “Best Smart Contract Development Tools” come first, in the order of that list; the rest follow alphabetically. The directory itself does not score projects.
Which smart contract tools are open source?
Of the 4 listed, 4 state that their code is open source: Foundry, Hardhat, Remix IDE, OpenZeppelin.
How this page works
Sources: Foundry: official site, Hardhat: official site, Remix IDE: official site. Data as of Oct 1, 2026.
Not affiliated with any project listed. Educational content, not financial advice.