Best compression plugins for WordPress

Optisize

Down in the last 7 days:1,553#66,259

by Mateusz Krosnowski9 months ago

Automatically compresses images on upload and converts them to the modern WebP format.

Slimify

#68,150

by Miro Sedlacek18 days ago

Local JPEG and PNG compression with optional WebP siblings. No remote API.

Kashii Client‑Side Image Compressor

#68,554

by Kashii Malik11 months ago

Client-side image compression tool. Compress multiple images without storing data. Compatible with Elementor.

Saddam Hossen WebP Optimizer

Down in the last 7 days:5,754#69,193

by Saddam Hossen9 months ago

High-performance, zero-cost image optimization. Converts images to WebP locally without external APIs.

ImOptimizer

Down in the last 7 days:3,966#70,133

by BabaPinnak7 months ago

Boost site speed by automatically converting uploads to WebP. Features smart memory protection, detailed logging, and zero API dependencies.

HXMC

#73,465

by youheiokubo2 months ago

Code-first media library cleanup: find unreferenced images, rename non-ASCII filenames safely, convert to WebP. No external services.

Pictomancer Image Optimizer

Down in the last 7 days:3,470#74,085

by pictomancerai3 months ago

Automatically compress WordPress media through the Pictomancer.ai API for faster pages and lower bandwidth.