29 TOOLS · RUNS ENTIRELY IN YOUR BROWSER

The toolbench for devs who'd rather not open twelve tabs.

JSON, regex, cron, SQL, colors, hashes and more — paste, transform, copy. No account, no upload, nothing tracked.

JSON— 3 tools —

JSON Formatter

Beautify & validate

JSON Diff

Compare two documents

Tree Viewer

Collapsible tree / graph

Converters— 6 tools —

CSV ↔ JSON

Convert either direction

XML ↔ JSON

Convert either direction

YAML ↔ JSON

Convert either direction

Excel ↔ JSON

Convert either direction

JSON → TypeScript / Zod

Interfaces or Zod

JSON → Schema

Infer JSON Schema

Text & Code— 6 tools —

Text Case

camelCase → kebab-case

URL Encoder / Decoder

Percent-encode components

Base64 Encoder / Decoder

Binary-to-text conversion

Security— 5 tools —

Cryptographically secure

Dev Utils— 5 tools —

Regex Tester

Live match highlighting

Cron Parser

Plain-English schedules

HEX / RGB / HSL + contrast

Instant, no friction

Open any tool and start working right away. No signup screen, no setup wizard. Paste your data and watch it update as you type.

Your data stays yours

Everything runs in your browser tab. Your data never touches a server, and it never leaves your machine.

Free, all of it

All 29 tools are free, with no premium tier and no rate limits. We'd rather you bookmark the site than sign up for one.