Foundry vs thirdweb

Foundry8.9Visit thirdweb8.5Visit

Higher score Foundry #2 in Smart Contracts Software 8.9/10 Free plan Free plan✓ 1 of 4 features Visit Foundry

vs

thirdweb #5 in Smart Contracts Software 8.5/10 Free plan Free plan✓ 2 of 4 features Visit thirdweb

• Foundry fits best

  Solidity teams comfortable with command-line tools

• thirdweb fits best

  Teams deploying contracts across SDKs and APIs

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Side by side

Feature	Foundry 8.9/10 Visit ↗	thirdweb 8.5/10 Visit ↗
At a glance
Editor score	8.9	8.5
Ranking	#2 in Smart Contracts Software	#5 in Smart Contracts Software
Best for	Solidity teams comfortable with command-line tools	Teams deploying contracts across SDKs and APIs
Pricing model	Free	Free plan + paid
Starting price	Free plan	$9/mo
Free plan	✓	✓
Free trial	—	—
Deployment	Self-hosted	Cloud, Desktop, Mobile
Platforms	Windows, macOS, Linux	Web, Windows, macOS, Linux, iOS, Android
Support	Community	Community, Email, Live chat
Built for	Solo, Small business, Mid-market, Enterprise	Solo, Small business, Mid-market, Enterprise
Features Foundry 1/4 · thirdweb 2/4
Security analysis	—	—
Visual contract builder	—	—
API or SDK access	✓	✓
Contract templates	Not checked yet	✓ (best)
Specs
Chain coverage	Multi-chain	Multi-chain
Contract languages	Multiple	Solidity
Deployment targets	Both	Both
Our review
Pros	Includes build, test, debug, deploy and contract verification tools. Supports fuzz and invariant tests, plus local chain forking. Open-source and available at no charge on Windows, macOS and Linux.	Deploy contracts through CLI, SDK, or API Publish versioned contracts with a deployable landing page Dashboard, analytics, and automatic Sourcify verification
Cons	Command-line workflow is less accessible than an IDE. Self-hosted deployment requires developers to manage their own environment. No built-in security analysis or visual builder.	Paid plans start at $9/month No visual contract builder No built-in security analysis
Our verdict	Foundry is an open-source toolkit from Paradigm for developers building smart contracts for Ethereum and compatible networks. Its command-line tools cover contract development from prototype through deployment: Forge builds, tests, debugs,… Read the review →	thirdweb brings contract deployment, publishing, and interaction tools together for developers building web3 applications, including games and consumer products. Its deployment options span CLI, SDK, and API, with support for… Read the review →

Strengths and trade-offs

• Foundry — where it wins

  • Includes build, test, debug, deploy and contract verification tools.
  • Supports fuzz and invariant tests, plus local chain forking.
  • Open-source and available at no charge on Windows, macOS and Linux.

  Where it doesn't

  • Command-line workflow is less accessible than an IDE.
  • Self-hosted deployment requires developers to manage their own environment.
  • No built-in security analysis or visual builder.

• thirdweb — where it wins

  • Deploy contracts through CLI, SDK, or API
  • Publish versioned contracts with a deployable landing page
  • Dashboard, analytics, and automatic Sourcify verification

  Where it doesn't

  • Paid plans start at $9/month
  • No visual contract builder
  • No built-in security analysis

• Foundry8.9/10 · Free plan

  A free, open-source toolchain for building, testing, debugging and deploying contracts.

  Visit FoundryFull verdict →
• thirdweb8.5/10 · Free plan

  A multi-chain contract toolkit with CLI, SDK, and API deployment plus paid infrastructure tiers.

  Visit thirdwebFull verdict →