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

Inspect CSS media queries with active status, conditions, rule counts, viewport preview, and custom viewport testing.

Simulates up to 3 transactions on a forked chain state, with custom block number and state overrides, without broadcasting.

Create and submit EIP-4844 blob transactions with blob gas price, size, and network status display.

Analyze EVM contract bytecode: size, function selectors, and detect suspicious patterns like selfdestruct and delegatecall.

Generate block explorer URLs for any EVM chain from addresses, transaction hashes, or block numbers using a registry of explorer

Subscribe to real-time EVM block headers with gas data, transaction counts, and timestamped stream.

Check and claim bridged funds that have arrived on the destination chain, with batch processing and status tracking.

Parse and decode EVM transaction logs, event signatures, and contract ABIs with automatic chunked fetching and backoff.

Debug Ethereum transactions with call traces, stack traces, and revert reasons via debug_traceTransaction.

Operate and manage EVM relayer contracts: add/remove relayers, pause, withdraw, and update fees.

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

View all meta tags with SEO, Open Graph, and Twitter Card analysis, critical tag detection, and missing tag warnings.

Tracks historical and announced testnet resets by chain name or ID, displaying dates, descriptions, and status.

Manage WebSocket subscriptions for real-time contract events. Subscribe, monitor, and view event logs from EVM chains.

Validate Solana addresses with base58 format checking, length validation, and character verification.

Test wallet signature format compatibility by analyzing contract support for EIP-191, EIP-712, and eth_sign formats.

Calculate EIP-1559 gas fees with base fee, priority fee percentiles, and block utilization in real-time.

Tests builder API integration with endpoint validation and payload processing.

Extract and view page metadata: meta tags, Open Graph, Twitter Cards, JSON-LD, favicon, and more.

Inspect CSS transform properties including transform, translate, rotate, scale, matrix, and perspective with preview.

Compare RPC provider costs based on usage estimates. Evaluate Alchemy, Infura, QuickNode, and more.

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

Encode function calls with ABI specification, converting arguments to EVM-compatible hex data.