# How I Built a Client-Side HEIC Converter — No Server Required

📰 Dev.to · glebr2d2

Learn how to build a client-side HEIC converter without requiring a server, and why it matters for seamless photo sharing

intermediate Published 3 Apr 2026
Action Steps
  1. Build a web page using HTML, CSS, and JavaScript to handle HEIC file uploads
  2. Use the heic-convert library to convert HEIC files to JPG format on the client-side
  3. Configure the conversion settings to optimize image quality and file size
  4. Test the converter with different HEIC files to ensure compatibility and accuracy
  5. Deploy the converter as a web application or integrate it into an existing platform
Who Needs to Know This

Developers and engineers working on image processing and conversion tools can benefit from this tutorial, as it provides a step-by-step guide on building a client-side HEIC converter

Key Insight

💡 Client-side HEIC conversion is possible using JavaScript libraries like heic-convert, eliminating the need for server-side processing

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📸 Convert HEIC to JPG on the client-side, no server required! 💻

Key Takeaways

Learn how to build a client-side HEIC converter without requiring a server, and why it matters for seamless photo sharing

Full Article

Every time someone asked me to "just send the photo as JPG," I died a little inside. iPhones have...
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