ATDev Tools is a free collection of practical developer utilities for everyday work: text cleanup, hashing, color picking, image conversion, QR/barcode generation, CSV to Excel, Markdown to Word, SQL to ERD, vector embeddings formatting, API testing, FCM notification testing, and prompt building for coding assistants. Most tools run entirely in your browser — no sign-up, no install, no account. Pick a tool and start in one click.
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Maker
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Hi 👋 I'm Anh, a PM/dev.
I kept rebuilding the same small utilities for coding, writing, testing, and AI workflows, so I put them in one clean place.
Everything is free, and most tools run client-side. I'm genuinely looking for feedback:
- What's useful?
- What's clunky?
- What's missing?
- What would you actually use in your own workflow?
Thanks for checking it out.