Multi-party escrow deployer checker. Reads party addresses, deposits, and deployment readiness.

Compare testnet and mainnet configuration files to detect differences in addresses, parameters, and constants.

Gasless transaction relayer deployer checker. Reads fees, targets, user relayers, and deployment status.

Sponsored transaction budget configuration checker. Reads budget limits, spent amounts, and active status.

Meta-transaction nonce manager checker. Reads current nonce, used nonces, and nonce availability status.

Compare event definitions between contract versions and generate migration reports for schema changes.

Verify Solidity library linking by scanning bytecode for placeholders and checking against provided library address mappings.

Bundle multiple Solidity source files into a single verification JSON for block explorer contract verification.

Manage contract verification retries with a queue system for tracking pending, retrying, done, and failed verifications.

Pin Foundry library versions by fetching latest tags and commits to generate remappings for foundry.toml.

Multi-chain nonce synchronization checker. Reads nonce values across chains and sync status.

Check Hardhat plugin compatibility by comparing plugin versions against Hardhat versions and identifying known issues.

Generate Solidity import remappings for Foundry and Hardhat from dependency paths and library prefixes.

Convert between gwei, wei, and ether denominations with precise BigNumber arithmetic and formatting.

Extract URLs from any page, bulk fetch hreflang tags, display language-country pairs, and export results as CSV/TSV.

Detect character encoding with visual badges, mismatch warnings, and byte analysis for any webpage.

Extract domains from any page, generate favicon URLs, and bulk download them via browser's native download handling.

Extract URLs from any page, measure load time, DOM content loaded, and first paint metrics via iframe, and export as CSV/TSV.

Track CodePen fork counts and stats with a persistent, draggable badge. Shows forks, views, comments, and hearts.

Capture and inspect HTTP headers. Response/request headers, security summary, copy to clipboard.

Track third-party cookie counts with real-time trends, domain breakdown, and change alerts.

Simulate testnet orchestration with validators, faucets, and services. Configure testnet name, chain ID, validator count, and

Generate Truffle configurations, migration scripts, contract artifacts, and deployment scripts for Ethereum smart contract

Upload files to IPFS via gateway with CID generation, size tracking, and shareable URLs.