UnitConvertly
Free, fast unit converter for length, weight, temperature
What it does
UnitConvertly is a free online unit converter for length, weight, temperature, volume, area, speed, and digital data. No sign-up, no ads-first clutter — just fast, accurate conversions for students, engineers, and anyone who needs a quick answer.
Free online unit converter. Instantly convert length, weight, temperature, volume, area, speed & data units like cm to inches and kg to lbs with precision.
UnitConvertly is a free online unit converter that translates measurements from one system of units into another. Every day, millions of people search for conversions like cm to inches , kg to lbs , or Celsius to Fahrenheit because the world runs on two competing measurement systems. The United States, Liberia and Myanmar primarily use the imperial system, with inches, feet, miles, pounds, gallons and degrees Fahrenheit. Almost every other country uses the metric system (SI) , built around meters, kilograms, liters and degrees Celsius. This free online unit converter handles eight essential categories: distance and length , mass and weight , temperature scales , liquid volume , surface area…from unitconvertly.com
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Features: 200+ unit converters in Area, Length, Mass, Speed, Temperature, and Time categories; Precision: up to 28 decimal places; Conversion formulas with examples; Neat UI with light/dark theme. Enjoy using it.
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Life & fun · 9d ago · louisabraham.github.io
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Hello HN! I found that picking out plausible but diverse skin tones for my digital art and game development projects was kind of difficult, and I got curious about if there was a way to define a color space that made it easy. I've built a color picker and procedural generation algorithm based on the space as well as a bunch of other fun js features and demos throughout the page that use the equations. If you find it interesting, I have lots of explanations of how I built it and what properties the space has. The methodology might be a bit shaky, but hopefully the result is as helpful for…
Life & fun · Aug 2026 · toneyalexander.github.io
I trained a 125M-parameter transformer to autocomplete piano performances in real time (~108 notes/sec on an iPhone 15). The idea is basically GitHub Copilot or Tabnine, except instead of prompting it with code, you prompt it by playing a few notes on a MIDI piano. The model then continues what you played, entirely on-device. The app is free if anyone wants to try it. Happy to answer questions about the model, training, Core ML, or the many things that didn't work.
AI · 16d ago · simedw.com