Artifacts

Web calculator with user-defined variables and functions, complex numbers, derivatives and integrals.

Scientific calculator language that tracks physical dimensions and units in every calculation.

Notepad-style calculator where each line is evaluated live, with units, percentages and variables.

Web version of an arbitrary-precision calculator that understands units, currencies and conversions.

Web calculator for planning production chains in factory games such as Factorio and Dyson Sphere Program.

Calculator that works with ranges and uncertain numbers instead of exact values.

Collection of small calculators for everyday topics, with active calculator packs cached for offline use.

Shows how overpayments cut mortgage term and interest, charted with D3.

Computes UK capital gains from broker transaction exports and produces a PDF report for self assessment.

Calculator for binary arithmetic and bitwise operations that works on phones and desktops.

Calculator for sizing on-premises LLM inference hardware and estimating total cost of ownership.

Pick a GPU and a model to see whether it fits in memory for inference or training.

Calculates the memory a Hugging Face Hub model needs at different precisions for inference and training.

Estimates how much GPU memory a language model needs for a given size, quantisation and context length.

Basic calculator for everyday arithmetic, built with JavaScript and running in the browser.

Calculates income tax for employees in Bangladesh.

Browser calculator that handles decimals, negative values and percentages.

Visual UK take-home pay breakdown covering income tax, NI, pension relief and salary sacrifice.

Collection of calculators for education, professional, scientific and health use.

Predicts training memory use for a transformer from pasted config or manual architecture values.

Prepares Polish PIT-38 tax figures for foreign stock trades from broker exports.

Calculates VRAM needs for a GGUF model, including splitting layers across GPU and CPU.

Crypto gain and loss tax calculator for trade histories.

Computes memory for a GGUF model from GPU layers and context size.