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Head-to-head · Smart Contracts Software

Remix IDE vs Slither

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Remix IDE #1 in Smart Contracts Software 9.2/10 Free plan Free plan✓ 3 of 4 features Visit Remix IDE
Slither #8 in Smart Contracts Software 7.9/10 Free plan Free plan✓ 2 of 4 features Visit Slither

Remix IDE leads on 1 check, Slither on 0, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreRemix IDE · 9.2/10
  • Free planboth
  • Most featuresRemix IDE · 3 of 4

Remix IDE scores higher on our rubric for smart contracts software: 9.2 against 7.9 out of 10; our editors rank them #1 and #8.

On chain coverage, Remix IDE gives you Multi-chain where Slither offers Single-chain. Remix IDE offers contract templates; Slither doesn't.

Remix IDE is the better fit for developers wanting a free, full-featured contract IDE. Slither is the better fit for teams adding Solidity and Vyper analysis to CI.

  • Remix IDE fits best

    Developers wanting a free, full-featured contract IDE

  • Slither fits best

    Teams adding Solidity and Vyper analysis to CI

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Remix IDE 9.2/10 Visit ↗ Slither 7.9/10 Visit ↗
At a glance
Editor score 9.2 7.9
Ranking #1 in Smart Contracts Software #8 in Smart Contracts Software
Best for Developers wanting a free, full-featured contract IDE Teams adding Solidity and Vyper analysis to CI
Pricing model Free Free
Starting price Free plan Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop Self-hosted
Platforms Web, Windows, macOS, Linux Linux, macOS, Windows
Support Community, Docs Community, Docs
Integrations 5 integrations 6 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Remix IDE 3/4 · Slither 2/4
Security analysis ✓ ✓
Visual contract builder — —
API or SDK access ✓ ✓
Contract templates ✓ (best) —
Specs
Chain coverage Multi-chain Single-chain
Contract languages Multiple Multiple
Deployment targets Both Not checked yet
Our review
Pros
  • Combines Solidity testing, static analysis, transaction debugging, and deployment.
  • Supports Vyper compilation and reusable contract and project templates.
  • Verifies contracts through Sourcify, Etherscan, Blockscout, and Routescan.
  • Detects vulnerabilities and points to related source-code locations
  • Supports custom Python analyses through its detector API
  • Integrates with CI, Hardhat, and Foundry builds
Cons
  • Slither analysis requires a connection to the local filesystem.
  • Its plugin architecture may add setup choices for developers seeking a minimal IDE.
  • Support channels listed are community and documentation.
  • Focuses on security analysis, not end-to-end contract development
  • Does not include a visual builder or contract templates
  • Support is through community resources and documentation
Our verdict

Remix IDE brings smart contract development into a browser-based and desktop environment, primarily for Ethereum and EVM-compatible networks. It is suited to developers who want to write, compile, test, analyze, debug, deploy, and verify…

Read the review →

Slither is a Python-based static analysis framework for Solidity and Vyper smart contracts. It is aimed at developers and teams who want to identify vulnerabilities and error conditions in contract code, inspect contract information, or…

Read the review →
  1. Remix IDESmart Contracts Software 9.2Free plan
  2. SlitherSmart Contracts Software 7.9Free plan

Strengths and trade-offs

  • Remix IDE — where it wins

    • Combines Solidity testing, static analysis, transaction debugging, and deployment.
    • Supports Vyper compilation and reusable contract and project templates.
    • Verifies contracts through Sourcify, Etherscan, Blockscout, and Routescan.

    Where it doesn't

    • Slither analysis requires a connection to the local filesystem.
    • Its plugin architecture may add setup choices for developers seeking a minimal IDE.
    • Support channels listed are community and documentation.

  • Slither — where it wins

    • Detects vulnerabilities and points to related source-code locations
    • Supports custom Python analyses through its detector API
    • Integrates with CI, Hardhat, and Foundry builds

    Where it doesn't

    • Focuses on security analysis, not end-to-end contract development
    • Does not include a visual builder or contract templates
    • Support is through community resources and documentation

More comparisons

All smart contracts software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update