Introducing

API Toolkit Pro

15 developer tools, free in your browser.
Automate via API for $5/month.

Everything runs client-side. Nothing leaves your machine.

15 tools. Zero friction.

Your daily dev toolkit.

No signup. No tracking. No rate limits. Just tools that work.

{}JSON

🔄Base64

#Hashing

🔑JWT

🎲UUID

🕒Timestamps

.*Regex

🔄Diff

%URL Encode

⏰Cron

M↓Markdown

📊SQL

⇄YAML/JSON

🎨Color

AaLorem Ipsum

The API

Automate everything.
One API key. All 15 tools.

Drop it into CI/CD, scripts, bots — anything.

Pricing

Free forever. Pro for $5.

No per-request fees. Unlimited API calls.

Free

$0

All 15 browser tools
No signup required
No rate limits
Client-side execution

Pro

$5/mo

REST API access
All 15 tools via API
Unlimited requests
Instant API key
CI/CD integration

Privacy first

Your data never leaves
your machine.

All 15 browser tools run entirely client-side. No server calls. No telemetry. No tracking. Your secrets stay secret.

🔒

No Data Sent

🚫

No Tracking

💻

Client-Side Only

Dev tools that respect you.

Free in the browser. $5/month for the API. No tricks.

apitoolkit.pro

15 tools. One API. Zero tracking.