Remix IDE

Browser-based smart-contract IDE

IDEcontractsSolidity

remix.ethereum.orgUpdated 2026-11-02

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About

Remix IDE is the Ethereum Foundation's in-browser development environment for writing, compiling, deploying and debugging Solidity contracts — no local setup needed, ideal for learning.

The first stop for learning contracts — the full write-compile-deploy loop runs in the browser. Serious projects still need local frameworks; online suits prototypes and teaching.

Main uses

In-browser contracts
Compile & deploy
Debugger

Site info

CategoryDevelopers

TypeDev tool

LanguagesMulti-language

AccessWeb

FeesFree

FAQ

When should I use Remix?

A browser IDE for writing, compiling and deploying Solidity straight to a testnet — the fastest way to start.

Can I build production projects in Remix?

It's great for prototypes and learning; real projects usually move to Hardhat or Foundry.

How do I reach the official Remix IDE site safely?

The “Visit official site” button on this page points to Remix IDE’s official address: remix.ethereum.org. Fake clones are common in crypto — verify the domain and bookmark this page or the official URL.

Does Remix IDE cost money?

Free

Visit official site ↗