One browser tab for all your dev needs

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Developer Tools

JSON formatter, JWT decoder, API client, regex tester, UUID generator, and 50+ more — all in a single browser tab. No install, no context switching. Self-host free forever or subscribe to our managed cloud.

Star on GitHub

55+

Dev Tools

100%

Open Source

E2E

Encrypted

https://mydevtools.tech/dashboard

MyDevTools dashboard with pinned tools, search, and app grid

Get Started in Seconds

How It Works

From zero to productive in under a minute.

STEP 01

Sign In Instantly

One-click Google Sign-In on our cloud. No email or password friction. Self-hosting is free forever; the hosted cloud is a paid subscription.

STEP 02

Pick Your Tool

Choose from 55 tools in one unified dashboard. Everything in a single tab.

STEP 03

Work Privately

Data is AES-256 encrypted in your browser before sync. The server never sees your plaintext.

Built for Modern Developers

Real tools, real previews — speed and privacy by default.

Lightning Fast

Format & validate in milliseconds

JSON, SQL, Markdown — formatters and editors that run entirely in your browser. No round-trips, no copy-paste detours.

payload.json

{
  "name": "mydevtools",
  "tools": 55,
  "encrypted": true,
  "open_source": true
}

Open JSON Formatter

Secure & Private

Zero-knowledge vault

github.com••••••••

vercel.com••••••••

anthropic.com••••••••

Developer First

Test endpoints in one tab

GET/api/v1/users 200

{ "id": 42, "ok": true }

Pricing

Self-host free. Cloud is paid.

Same open-source product everywhere. Run it yourself at no cost, or let us handle hosting with a paid subscription.

Self-hosted

$0 forever

Clone the repo, deploy the web app and backend, and use every tool with no license fee and no usage limits from us.

Full source under GPL-3.0
All tools and features included
You control data & infrastructure

View on GitHub

Paid

MyDevTools Cloud

Subscription

Managed hosting — pricing announced soon.

We run the infrastructure so you don't have to. Your data stays encrypted end-to-end; we never see your plaintext.

Same product, zero deploy hassle
Secure sync and backups from us
Cancel any time

Get Started

Coming soon

Premium

Add-ons

Optional paid capabilities on top of Cloud — aimed at power users and teams. Details will ship with Premium; nothing essential will be locked away from self-hosters.

Advanced workflows (scope TBA)
Team-oriented features (scope TBA)
Self-host remains fully capable

55+ Tools, One Dashboard

From JSON formatters to database explorers — everything you need, in one tab.

Browse all tools

Bookmarks

Manage and organize your bookmarks.

Notes

Capture ideas and organize your thoughts.

Code Snippets

Save snippets with syntax highlighting, auto language, view and edit.

Tasks

Manage your to-do lists efficiently.

Email Validator

Verify and validate email addresses.

Environment Manager

Encrypted .env sets per project and environment, with tags.

See all 55 tools

Trusted by the Developer Community

Open source, privacy-first, and community-verified.

100% Open Source

GPL-3.0 licensed. Full source on GitHub. Audit every line, contribute features, or self-host.