Test cross-chain messages between EVM chains. Send messages via bridge contracts and verify delivery.

Detects ethers v5 BigNumber usage and provides migration guidance to BigInt for v6 compatibility.

Verify Ed25519 signatures with R and s components, 32-byte public keys, and optional context strings.

Migrate positions from old protocols to new ones with automated withdrawals, approvals, and position recreation.

Builds and executes eth_getLogs queries with address, block range, and up to 4 topic filters for EVM event inspection.

Queue new transactions in your multisig wallet for approval by other signers with full preview and validation.

ERC-777 operator revocation checker. Reads operator authorization status and revocation readiness.

Detects ethers.js version (v5.7.2 CDN vs v6) and shows API compatibility differences, modules, and breaking changes.

Set or update spending policies for multisig wallets with token-specific limits and time-based restrictions.

Monitor sidechain contract state, validator sets, checkpoint submissions, and bridge activity. Read-only sidechain explorer.

Debug EVM transactions: fetch receipts, decode revert reasons, inspect logs, and trace call data.

Verify Schnorr signatures on secp256k1 and ed25519 curves with (s, e) and (R, s) format support.

Migrates ERC-20 tokens to ERC-777 via a migration contract, with conversion rate and cap monitoring.

Estimate gas price and transaction costs: current price, gas usage, and total ETH cost for any transaction.

Generate a comprehensive hard fork readiness checklist by analyzing contract state, validator status, and upgrade history.

Generates ready-to-use CSS box-shadow code with a live visual preview.

Build invariant test scenarios: generate sequences of function calls with invariants for smart contract testing.

Vesting contract batch beneficiary setter checker. Reads existing beneficiaries and batch update status.

Build and execute GraphQL queries against The Graph and other endpoints. Query blockchain data with a visual builder interface.

Generate Marlin zero-knowledge proofs from R1CS circuits with BN254 or BLS12-381 curve support.

Aggregate all available RPC endpoints for any EVM chain from a comprehensive registry of public RPC URLs.

Extract and display all page headings in a hierarchical outline with counts, level analysis, and click-to-highlight navigation.

Generate and deploy OpenZeppelin ERC20, ERC721, and ERC1155 contracts with configurable features and code export.

Test ERC-4337 entry point contracts: simulate UserOps, manage deposits, query nonces and deposit info.