Blog
Guides and tutorials for every feature on kinja-img.com
Upload Images via API: REST Endpoint, ShareX & Flameshot Setup
Programmatic image uploads with curl, ShareX one-click configuration, and Flameshot shell script. Full REST API guide with examples and response format.
Convert Image to Base64 for HTML, CSS & Email Embedding
Convert any image to a base64 data URI string for inline embedding in HTML, CSS, JSON, and email templates. Instant conversion in your browser, one-click copy.
Convert Images Between 10 Formats: WebP, AVIF, PNG, JPG & More
Convert images between WebP, AVIF, JPG, PNG, GIF, BMP, TIFF, ICO, SVG, and HEIC. 27 conversion pairs available, all free and browser-based.
oEmbed for Images: Auto-Embed in Discord, Slack & WordPress
kinja-img.com supports the oEmbed standard for automatic rich image previews in Discord, Slack, WordPress, Notion, and other platforms that support oEmbed discovery.
Apply Image Filters Online: Grayscale, Blur, Sepia & More
Apply real-time photo effects in your browser — grayscale, blur, sepia, brightness, contrast, saturation, hue rotation, and invert. Free with instant preview.
How to Make Screenshots Look Professional with Beautifier
Transform plain screenshots into polished visuals with gradient backgrounds, device frames, drop shadows, and rounded corners. Free, browser-based, no watermarks.
Free Meme Generator: Create Memes Online Without Watermarks
Create classic memes with top and bottom text, custom fonts, and color options. Free browser-based meme generator with no watermarks, no signup, and instant download.
How to Remove EXIF Data from Photos Before Sharing
EXIF metadata in your photos can reveal your GPS location, device info, and timestamps. Learn how to strip it automatically when uploading to kinja-img.com.
How to Password Protect Images Before Sharing
Add a password to any uploaded image so only people with the password can view it. No signup required — just set a password during upload.
How to Share Self-Destructing Images with Expiring Links
Upload images that automatically delete after 1 hour, 24 hours, 7 days, or 30 days. Learn how expiring links work on kinja-img.com and when to use them.
How to Extract Colors from Any Image
Pick exact colors from any image with HEX, RGB, and HSL output. Auto-extract a 10-color palette. Click any pixel to copy color values. Browser-based and private.
How to Remove Image Backgrounds with AI
Remove backgrounds from photos using AI — choose browser mode (private, offline-capable) or server mode (higher quality). Handles hair, fur, and complex edges.
How to Rotate & Flip Images in Your Browser
Rotate images by any angle and flip horizontally or vertically. Runs entirely in your browser — images never leave your device. Free, instant, no upload needed.
How to Compress Images Without Losing Quality
Reduce image file size by 40-80% with server-side compression. Adjust quality, convert to WebP, add progressive loading. Free, no signup required.
How to Crop Images Online with Smart Gravity
Crop images to exact dimensions or social media presets with smart gravity positioning. Supports center, top, bottom, left, right focus. Free and instant.
How to Resize Images Online with URL Parameters
Resize any image by width, height, or both using URL parameters. Supports fit, fill, and scale modes with quality control. Free, no signup, no watermarks.