DEV3 Free Favicon Generator — Source Code (React + Tailwind)

Source code of the DEV3 Favicon Generator, draws a logo or a few letters onto a canvas and packs the results into ICO, PNG sizes, an Apple touch icon, a web manifest and the matching HTML tags.

Free download: sign in to any DEV3 account and click Download ZIP. Try it live: https://dev3.tech/tools/favicon-generator shows the finished tool running.

What is in the download

• A standalone Vite + React + TypeScript + Tailwind CSS project: src/tool holds the tool, shared pieces sit beside it
• package.json with exact versions plus a lockfile, so npm ci works
• README.md (run, build, embed in Next.js or plain React) and an MIT LICENSE

What the code does

• ICO writer implemented in TypeScript
• Full set of PNG sizes drawn on canvas
• Manifest and head snippet generation
• Zip download assembled in the browser

Tech stack

React 19, TypeScript, Vite, Tailwind CSS 4, jszip.

Install and customise

The How to install and How to use tabs list the steps. In short: unzip, npm ci, npm run dev, then copy the tool folder into your own app if you want to embed it.

Good to know

• A browser-only tool: there is no backend or database in the code.