Free tools
Free tools, built for real use
Each one runs on real data and answers a specific question. Need one built for your data? Start a custom build.
All tools
Housing
House Finder
Search 13,000+ homes across Georgia, South Carolina and New Jersey with payment estimates, school grades, flood zones and Census neighborhood data.
Careers
Public Health Jobs NYC
Hundreds of public health administration roles across NYC metro employers, ranked by fit and linked to the federal grants that fund them.
Reference
US National Debt by Day
Daily US national debt from 2016 to 2026 in a sortable table and chart, annotated with legislation, crises and executive orders.
AI Infra
GPU Agent Sizing Calculator
KV-cache math for running concurrent LLM agents on one GPU. Pick a model, quantization, context length and VRAM to see how many fit.
Finance
Sell-and-Buy Affordability Calculator
Work out your buying budget from sale proceeds, savings, down payment, rate and target monthly payment, including PMI. Works for first-time buyers too.
Veterans
Veteran Benefits Explorer
Explore federal, VA and state veteran benefits by disability rating, with compensation rates and state programs for Virginia, Georgia and New York.
IT How-To
BitLocker Recovery Key: Find It or Fix a Lost One
Phone-readable steps for the BitLocker recovery screen: match your key ID, find the key in your Microsoft account or Entra ID, and what a .BEK file is.
Security
OTDraw
A browser-based topology editor for operational technology networks: drag PLCs, RTUs and HMIs, zone them, and export to PlantUML.
Security
AI Fraud and Darknet Tactics Reference Guide
309 chapters on how fraud crews abuse AI: deepfake kits, RAG poisoning, agent hijacking and supply chain attacks, each tied to cited sources.