Blog

Tutorials and guides for debugging Base64 in JSON, converting images to Base64 for vision APIs, and more — all in the browser with ViewJSON.

• Base64 Image Not Showing? 10 Common Causes and How to Fix Them

  A developer checklist for Base64 images that won't display — prefix errors, encoding corruption, MIME issues, and pipeline debugging.

• What Is a File Magic Number? Format Detection Explained

  Magic numbers are fixed bytes at the start of a file that identify its true format. Learn how they work with a quick-reference table, container format breakdown, and a browser console demo.

• Online JSON Editors Struggle with 20MB Base64: Benchmark Results

  Discover why top online JSON editors slow to a crawl on 20MB Base64 payloads. See our real benchmark data and learn how ViewJSON handles it in under 2 seconds.

• How to Debug Base64 Images in JSON API Responses

  Inspect Base64-encoded images, audio, and video inside JSON API responses with inline preview — no manual decoding.

• How to Convert Images to Base64 for Vision API Requests

  Convert images to Base64 in the browser for OpenAI Vision, Google Cloud Vision, and other AI APIs — no upload required.