Small tools that do
one thing well
Free, fast web tools you can use right now. No account needed. Nothing to install. Your data stays in your browser.
EnvSchema Studio
Scan .env files for leaked secrets and generate typed schemas
Paste your .env file and instantly see which variables are safe for the client, which ones look like secrets, and get a copy-paste Zod schema for runtime validation.
All tools
6 tools available
EnvSchema Studio
Security
Paste your .env file and instantly see which variables are safe for the client, which ones look like secrets, and get a copy-paste Zod schema for runtime validation.
Postgres DDL Forge
Database
Describe your tables in plain text or JSON and get production-ready CREATE TABLE statements, indexes, and Row Level Security policies you can run directly.
OpenGraph Canvas
Design
Build and preview Open Graph images with a visual editor. Export 1200×630 PNGs ready for social media without opening Figma.
Stripe Event Inspector
Payments
Paste a Stripe webhook payload and signature header to verify it locally. Useful for debugging payment integrations without touching your Stripe CLI.
CronSyntax Studio
Scheduling
Type a cron expression and see exactly when it fires, in plain language, with a timeline of the next 50 runs across any timezone.
Palette Alchemist
Design
Pick a base color and get a full 50–950 scale with real-time contrast ratio checks against WCAG 2.1. Export as CSS variables or Tailwind config.
Try it right here
These run entirely in your browser. Nothing gets sent anywhere.
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How we build these
A few things we care about when making tools.
Your data stays local
Most of our tools process everything in your browser. We don't see it, store it, or send it anywhere.
Fast and lightweight
No heavy frameworks or loading screens. Each tool is built to open instantly and do its job without getting in the way.
No account required
You can use every tool without signing up. We make money from a Pro pass for power users, not from gating basic features.
Missing a tool?
Tell us what you need and we'll see if we can build it.
Pricing
Every tool works for free. The Pro pass is for people who use them a lot.