How I Built Compressora Using Next.js 15

📰 Dev.to AI

Learn how to build a privacy-first file processing toolkit using Next.js 15, enabling fast and secure image and PDF compression without server uploads or account creation.

intermediate Published 10 Jun 2026
Action Steps
  1. Build a new Next.js 15 project using the command `npx create-next-app@latest`
  2. Configure the project to handle file uploads and processing on the client-side
  3. Implement image compression using a library like Sharp or ImageOptim
  4. Test the compression functionality with various image file types
  5. Deploy the application to a hosting platform like Vercel or Netlify
Who Needs to Know This

Frontend developers and designers can benefit from this tutorial to create fast and secure file processing tools, while product managers can understand the importance of privacy-first design.

Key Insight

💡 By processing files on the client-side, you can create fast and secure tools that respect user privacy.

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🚀 Build a privacy-first file processing toolkit with Next.js 15! 📁💻

Key Takeaways

Learn how to build a privacy-first file processing toolkit using Next.js 15, enabling fast and secure image and PDF compression without server uploads or account creation.

Full Article

A few weeks ago, I noticed something frustrating. Most online image and PDF compression tools either require users to upload their files to a server, create an account, or deal with intrusive ads and tracking. As someone who values privacy and fast user experiences, I wanted something simpler. That idea eventually became Compressora. A privacy-first file processing toolkit built with Next.js 15, where users can compress images, convert files, merge PDFs, and perform commo
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