Every tool you need,
in one place.

ToolKit is a collection of fast, clean utilities for text, lists, and files. No ads, no fuss — just tools.

Browser-side tools run in milliseconds with no server round-trip.

Your data never leaves your device for browser tools.

Every tool is free. No limits, no paywalls, no fine print.

Tool Categories

Transform, analyze, and format text in any way you need.

Sort, filter, join, and manipulate lists and columns.

Convert between formats including CSV, JSON, YAML, images, and more.

Convert text between UPPER, lower, Title, camelCase, snake_case, kebab-case, and more.

Count words, characters, lines, sentences, and estimated reading time.

Find and replace text with plain or regex mode.

Convert CSV data to a JSON array.

Validate, pretty-print, and minify JSON.

Encode and decode Base64, URL, HTML entities, ROT13, hex, and Unicode.