Monitor gym class waitlist position with color-coded urgency, spot open alerts, and likelihood tracking.

Shows H&R Block document checklist overlay with required documents, upload status, and missing alerts.

Tracks daily habits and keeps a running streak count to help you stay consistent.

Batch distribute hackathon prize tokens to winners on Arbitrum One. Low gas, fast finality, one transaction.

Batch distribute hackathon prize tokens to winners on Ethereum L1. One transaction, all prizes paid.

Distribute hackathon prizes to multiple winners in a single batch transaction with configurable amounts and verification.

Batch-distribute hackathon prize pools on Base in one transaction. Supports ERC-20, NFTs, and native ETH with live fee display.

Collapse or expand all Hacker News comments with depth controls and keyboard shortcuts.

Select and export Hacker News articles to read-later services with batch controls.

Persistent, customizable timer overlay for HackerRank challenges. Large digits, progress bar, and audio alerts.

Calculates Amazon Handmade fees with referral and closing fees, showing net profit and margin.

Store and manage handover note templates with overview, active tasks, pending items, contacts, and access details. Create, edit,

Previews your text in several handwriting-style web fonts side by side before you use one.

Compares handyman service quotes side-by-side with pricing, ratings, best value highlighting, and CSV export.

Analyze hard fork impact: activation timeline, validator readiness, chain split risk, and AI-powered risk explanations.

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

Analyze hardcoded addresses: identify suspicious addresses, explain known addresses, and AI-powered risk assessment.

Assesses smart contract compatibility with hardfork features across multiple EVM chains.

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

Generate Hardhat configurations, compile and deploy contracts (simulated), and create custom tasks for Ethereum development.

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

Hardhat project scaffold generator with EVM network config, contract templates, and deployment scripts — ready for any EVM chain.

Test HSM integration readiness by analyzing contract signature verification patterns, security properties, and hardware

Guides hardware wallet connection with status indicators, setup steps, and troubleshooting for Ledger/Trezor.