Track Replit coding sessions with a persistent timer. Set goals, detect idle time, and see daily totals.

Monitor MongoDB Atlas cluster health with color-coded badges, metric breakdowns, and health summaries.

Hover over color codes (hex, rgb, hsl, named) to preview swatches and copy values with one click.

Scans code blocks and highlights environment variables with color-coded categories (system, user, secret, path, custom).

Display page load time as a badge. DNS, TCP, request, DOM parsing breakdown. Average load time comparison.

Audit and block third-party scripts and iframes on any webpage. See domains, categories, and block tracking scripts.

Interactive Hardhat console with JSON-RPC execution, contract debugging, and chunked log scanning for local development.

Simulate building a custom EVM blockchain. Configure chain name, ID, currency, consensus (PoA/PoS/PoW), and block time.

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

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

Personal Ganache blockchain with account creation, block mining, snapshots, and transaction controls for local development.

Deploy smart contracts from bytecode and ABI to any EVM network with gas estimation and constructor arguments.

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

Generate and deploy custom ERC20 tokens with configurable name, symbol, supply, decimals, and features.

Generate and deploy ERC721 NFT contracts with configurable name, symbol, base URI, max supply, and features.

Simulate gas and performance profiling for Solidity contracts. View estimated gas usage, optimizations, and code complexity metrics.

Generate and deploy ERC1155 multi-token contracts with configurable token IDs, amounts, features, and batch minting.

Generate and deploy ERC4626 yield-bearing vaults with configurable asset token, name, symbol, decimals, and fees.

Generate and deploy ERC3643 security tokens with identity registry, compliance controls, and regulatory features.

Manage MetaMask Snaps: list installed Snaps, install new Snaps, and toggle permissions via wallet API.

Test and debug EIP-1193 providers with JSON-RPC request/response logging and method explorer.

Execute EIP-3074 authorized contract calls with invoker contracts, AUTH signatures, and batched calldata.

Foundry-style test runner for EVM contracts — validates function outputs, state conditions, and custom assertions.

Submit EIP-5003 validator withdrawals with configurable indices, addresses, amounts, and credential management.