Sudoku puzzle generator

A efficient Sudoku solver and creator.

two functions: One that returns true, one that returns false

Create valid sudoku (4x4,9x9,16x16, ... 36x36 !!)

Run scripts that set and use environment variables across platforms

prototype - a simple Sudoku app rendered in Stencil and Tailwind

General satisfiability solver for logic problems

Info about your dev environment for debugging purposes

A typescript Sudoku package for generating, solving (step-by-step or all), and analyzing Sudoku boards with ease. Perfect for building Sudoku games and integrating Sudoku functionality into your applications.

Fast Sudoku solver using Dancing Links

Sudoku generator and solver for node.js and Web

Knuth's Dancing Links algorithm for the exact cover problem

Memoize/cache function results

Word search generator, crossword generator, and sudoku generator + solver in one local-first CLI — printable PDF puzzle worksheets, themed word banks, verifiable LLM evals, and bundled agent skills.

A fast Sudoku solver written in TypeScript.

Create and verify cryptographically secure Time-based One-time Passwords (TOTP) using the HMAC-based One-time Password (HOTP) algorithm.

Small footprint URL parser that works seamlessly across Node.js and browser environments

CSS Object Model implementation and CSS parser

exiting a node.js process *and flushing stdout and stderr*

Vite as Node.js runtime