The ImageFix Blog
Insights on building a faster web, client-side image processing, and guides for strict document formatting.
Guides & Tutorials
GATE 2026 Photo and Signature Upload Guide: Exact Format Requirements
Complete GATE 2026 photo and signature specifications — file size, dimensions, format, and step-by-step upload instructions for the GOAPS portal.
IBPS PO 2026 Photo Specifications: Complete Upload Guide for All Documents
Full IBPS PO and Clerk photo, signature, thumb impression, and handwriting sample upload specifications — file sizes, formats, and the most common rejection errors.
US Visa Photo Requirements 2026: Complete DS-160 Guide (Avoid Rejection)
Every technical spec for your 2026 US visa photo — dimensions, file size, background rules, and the 7 most common rejection reasons.
How to Convert PNG to WebP and Why It Matters for Your Website
A practical guide to PNG-to-WebP conversion — the technical differences, real-world file size savings, browser support, and when to use each format in your projects.
UK Standard Visitor Visa Photo Requirements 2026: Complete Guide
Official UK visa photo specifications for Standard Visitor Visa (B1/B2 equivalent) applications — size, format, background rules, and how to take an acceptable photo at home.
SSC CGL 2026 Photo Format: Exact Dimensions, Background, and File Size Guide
Complete SSC CGL and CHSL photo upload guide for 2026 — exact specifications for the new OTR portal, common mistakes, and how to format your photo correctly.
Schengen Visa Photo Requirements 2026: The Complete Checklist
Exact Schengen visa photo specifications — dimensions, file size, background colour, expression rules, and the most common rejection mistakes for EU travel applications.
What is EXIF Data? Why You Should Strip It From Your Photos Before Sharing
EXIF metadata in your photos contains your GPS location, device model, date, and more. Learn what it is, what risks it poses, and how to remove it instantly.
NEET 2026 Photo Upload Errors: The 7 Most Common Mistakes and How to Avoid Them
A complete guide to NEET photo and signature upload specifications. Avoid the 7 errors that cause NTA form rejection before your application is even reviewed.
Why Your Image Gets Rejected by UPSC — And How to Fix It in Seconds
The 6 most common UPSC photo rejection reasons explained, with exact specifications and a free tool to format your photo correctly the first time.
How to Compress an Image Without Losing Quality: A Visual Guide
Learn the science behind image compression — how lossy vs lossless compression works, what quality settings actually do, and how to hit any file size target without ruining your photo.
PAN Card Photo Requirements: NSDL vs UTI Specifications Explained
Exact photo and signature specifications for PAN card applications through NSDL and UTI portals — file size, dimensions, format, and common rejection reasons.
PNG vs JPG vs WebP: Which Image Format Should You Use in 2026?
A practical guide to choosing between PNG, JPG, and WebP — covering file size, quality, transparency, browser support, and when each format is the right choice.
India Passport Photo Requirements 2026: Size, Format, and Background Rules
Official Passport Seva photo specifications for Indian passport applications — physical size, digital format, file size, background colour, and common rejection reasons.
Engineering
Optimising Images for Google Core Web Vitals: LCP, CLS, and File Size
How image optimization directly impacts Google's Core Web Vitals scores — LCP, CLS, and INP — with practical techniques to improve every metric without installing complex tools.
Building a Privacy-First Image Tool: Architecture Decisions and Lessons Learned
A behind-the-scenes look at how ImageFix was architected for zero server uploads — the technology choices, tradeoffs, and engineering lessons from building a client-side image processing platform.
Why Browser-Based Image Compressors Are Better Than Desktop Software
A technical comparison of browser-based vs desktop image compression — processing speed, privacy, cost, and accuracy. Why the web has caught up with Photoshop for image optimization.
How We Built a Zero-Upload Image Compressor with Canvas and Web Workers
A deep-dive into building ImageFix's client-side image compression engine using HTML5 Canvas, OffscreenCanvas, and Web Workers. Real TypeScript code, no server required.