YOUR EVERYDAY DEVELOPER TOOLBOX

Less friction.
More building.

The small tools behind your next big thing.
Convert, test, and debug without breaking your flow.

Find your tool Always free. No account needed.

Local processing for data, regex, and XSLT.

the everyday workflow LIVE

INPUT JSONhello-world.json

{
  "name": "Your next idea",
  "status": "ready to build",
  "possibilities": "endless"
}

Same data. A different format.

OUTPUT

<idea>
  <name>Your next idea</name>
  <status>ready to build</status>
  <possibilities>endless</possibilities>
</idea>

Make it your own in Data Converter

THE TOOL COLLECTION

A shortcut for the small stuff.

Pick a tool. Solve a problem. Keep moving.

7 tools, ready to go

THE DAILY ESSENTIAL

Data Converter

Different formats. Same information. Convert JSON, XML, CSV, Base64, and URL-encoded text in seconds.

JSON XML CSVBrowser-based

Regex Tester

Find your pattern. Test expressions with live highlighting and a handy reference.

PATTERN → MATCHBrowser-based

API Explorer

Meet your endpoints. Send requests, inspect responses, and see what comes back.

GET · POST · PUT · MOREProxy optional

XSLT Tester

A fresh perspective on XML. Write a stylesheet and preview your transformation.

XML + XSLT → RESULTBrowser-based

Mock API Generator

Build before the backend. Create temporary endpoints by hand or from an API spec.

SWAGGER / OPENAPI30 min lifetime

AI LAB

Transformer Architecture

Look inside the model. Explore the building blocks of a transformer, one layer at a time.

EXPLORE THE ARCHITECTUREInteractive guide

AI LAB

LLM Size Calculator

Run the numbers before the model. Estimate parameters and memory for your configuration.

PARAMETERS · MEMORY · SCALEBrowser-based

Small tools. A little more headspace.

No installs. No sign-ups. Just useful things, one browser tab away.

A bit about us