Picovert Blog
Image format guides, web performance deep dives, and the engineering behind a privacy-first toolkit.
Bluesky Image Sizes 2026 — Avatar, Banner & Post Dimensions
Exact Bluesky image sizes for 2026: avatar (1000×1000), banner (3000×1000), and post images. Plus the 1 MB limit and how to keep photos sharp.
Mastodon Image Sizes 2026 — Avatar, Header & Post Dimensions
Exact Mastodon image sizes for 2026: avatar (400×400), header (1500×500), and post images. Plus default file limits and the per-instance caveat.
Patreon Image Sizes 2026 — Profile, Cover & Post Dimensions
Exact Patreon image sizes for 2026: profile photo (1024×1024), cover photo (1600×400), and post images. Plus how to keep your page sharp.
WordPress Image Sizes 2026 — Featured, Content & Thumbnail
Exact WordPress image sizes for 2026: featured image (1200×628), content width, thumbnails (150×150), and how to stop WordPress from serving blurry images.
WordPress Banner Image Size: The Complete 2026 Guide
Exact pixel dimensions for WordPress header banners, featured images, and hero sections. Avoid blurry or cropped banners with these theme-tested sizes.
How to Convert Screenshots to PDF (Free, No Software)
Combine one or multiple screenshots into a single PDF file. Works on Windows, Mac, and mobile — no software download required.
GitHub Profile Image Size: Avatar, README Banner, and More
Exact sizes for GitHub profile pictures, README header images, and repository social preview cards. Make your GitHub profile look sharp and professional.
How to Compress Images for Email Newsletters (Fast Load, High Quality)
Reduce email image file sizes without ruining quality. Practical tips for Mailchimp, Klaviyo, and other newsletter platforms to improve deliverability and load speed.
WebP Browser Support Guide: Which Browsers Support WebP in 2026?
Complete WebP browser compatibility chart for 2026. Learn which browsers support WebP natively, fallback strategies for older browsers, and when to use WebP vs JPEG.
LinkedIn Banner Image Size: Perfect Dimensions for 2026
The exact dimensions for LinkedIn background banners, profile photos, and company page covers. Avoid common cropping mistakes and make a strong first impression.
PNG vs GIF for Animation: APNG, Animated GIF, and When to Use Each
Animated PNG (APNG) vs animated GIF: file size, color depth, transparency, and browser support compared. Plus when to use WebP or video instead.
How to Reduce PDF File Size for Free (Without Losing Quality)
Free methods to shrink large PDF files online, on desktop, and on mobile. Compress PDFs for email, upload limits, and cloud storage without paying for software.