DEV3 Free OG Image Generator — Source Code (React + Tailwind)

Source code of the DEV3 OG Image Generator, draws 1200 x 630 Open Graph images from six canvas templates with auto-fitting titles, logo upload and ready-made meta tags.

Free download: sign in to any DEV3 account and click Download ZIP. Try it live: https://dev3.tech/tools/og-image-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

• Six templates drawn with canvas primitives
• Greedy word wrap with automatic title shrinking
• Logo upload and Google Fonts options
• Meta tag snippet generator

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.