The Wikipedia of Tools
Professional-grade calculators and utilities for the global Maker community. Open source, fast, and metric-friendly.
Woodworking
Cut list optimization, board foot calculation, and joinery planning tools.
Statistics
Mean, median, mode, standard deviation, and sample size tools.
Construction
Concrete volume, roofing calculators, insulation estimation, and structural planning.
Developer Tools
JSON formatters, diff tools, browser code helpers, and API payload utilities.
3D Printing
Filament cost estimation, print time analysis, and layer height visualizers.
Electronics
Ohm's law, voltage dividers, battery life calculators, and LED resistor tools.