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Installation Getting Started

Creating a New Project Clone a Verified Contract Dependencies Soldeer Project Layout

Forge

Tests

Overview Writing Tests Cheatcodes Forge Standard Library Overview Understanding Traces Fork Testing Replaying Failures

Advanced Testing

Overview Fuzz Testing Invariant Testing Differential Testing

Deploying and Verifying

Gas Tracking

Overview Gas Reports Gas Function Snapshots Gas Section Snapshots

Cast

Anvil

Chisel

Configuration

Overview Continuous Integration Integrating with VSCode Shell Autocompletion Static Analyzers Integrating with Hardhat Vyper support

Best Practices Scripting with Solidity Deterministic deployments using CREATE2 Forking Mainnet with Cast and Anvil Running Foundry inside of Docker Video tutorials

References

Forge Commands

Cast Commands

General Commands

cast cast help cast completions

cast chain-id cast chain cast client

Transaction Commands

cast publish cast receipt cast send cast mktx cast call cast rpc cast tx cast run cast estimate cast access-list cast logs

cast find-block cast gas-price cast block-number cast basefee cast block cast age

Account Commands

cast balance cast storage cast proof cast nonce cast code cast codesize

cast lookup-address cast resolve-name cast namehash

Etherscan Commands

cast etherscan-source

cast abi-encode cast 4byte cast 4byte-calldata cast 4byte-event cast calldata cast decode-abi cast decode-calldata cast pretty-calldata cast selectors cast upload-signature

Conversion Commands

cast format-bytes32-string cast from-bin cast from-fixed-point cast from-rlp cast from-utf8 cast from-wei cast parse-bytes32-address cast parse-bytes32-string cast to-ascii cast to-base cast to-bytes32 cast to-dec cast to-fixed-point cast to-hex cast to-hexdata cast to-int256 cast to-rlp cast to-uint256 cast to-unit cast to-wei cast shl cast shr

Utility Commands

cast address-zero cast sig cast sig-event cast keccak cast compute-address cast create2 cast interface cast index cast concat-hex cast max-int cast min-int cast max-uint cast to-check-sum-address

Wallet Commands

cast wallet cast wallet new cast wallet new-mnemonic cast wallet address cast wallet sign cast wallet vanity cast wallet verify cast wallet import cast wallet list

Anvil Reference Chisel Reference

Config Reference

Cheatcodes Reference

Forge Standard Library Reference

DSTest Reference

Miscellaneous

Announcements v1.0 migration guide Struct Encoding FAQ

Account Commands

cast balance
cast storage
cast proof
cast nonce
cast code
cast codesize