Keep program output clearly separate from logging or console.log statements
Fast and spec-compliant printf implementation for Node.js and browser.
printf, sprintf, and vsprintf for JavaScript
extended POSIX-style sprintf
Full implementation of the `printf` family in pure JS.
Pure-JS printf
richer JavaScript errors
An mutable object-based log format designed for chaining & objectMode streams.
A debug logger package for other Google libraries
Rich errors
sprintf parser and basic formatter
A function to parse floating point hexadecimal strings as defined by the WebAssembly specification
Parameterised tests for Jest
Node.js log generator for log engine
A flexible math expression evaluator
Solves a problem with util.format
Functional errors with formatted output
Global logging utility
printf for typescript
A micro-package for scheduling a timeout rejection on a Promise
Reduce a Uint8Array to a given length using an XOR pattern
Logger for gulp and gulp plugins
Complex sprintf() implementation
OpenHarmony Skills installer for Codex, Claude Code, and OpenCode.