Use this command to install CaesiumCLT with WinGet:
winget install --id=SaeraSoft.CaesiumCLT -e
CaesiumCLT is a powerful command-line tool designed for image compression, enabling users to achieve exceptional results with minimal effort. Built on the robust libcaesium engine, it supports both lossless and aggressive lossy compression modes, making it ideal for optimizing images without compromising quality or performance.
Key Features:
Multiple Compression Modes: Offers quality-based lossy compression for reducing file sizes while maintaining visual fidelity, as well as lossless compression to preserve image integrity.
Advanced Image Processing: Supports resizing with flexible options (width, height, long/short edge) and format conversion between JPEG, PNG, WebP, and more.
Workflow Optimization: Enables recursive directory compression, folder structure preservation, and file timestamp retention for seamless integration into any workflow.
Supported Formats: Compresses and converts images in popular formats like JPEG, PNG, WebP, and GIF, ensuring compatibility across various use cases.
Target Audience and Benefits:
Ideal for web developers, digital artists, and businesses seeking to optimize image storage and loading times. CaesiumCLT helps reduce bandwidth usage, lower storage costs, and improve website performance while maintaining image quality. Its availability via Winget (e.g., "install via winget") simplifies deployment on Windows systems, making it a go-to tool for automated workflows.
Whether you need to compress individual files or entire directories, CaesiumCLT delivers high-performance compression with flexibility and ease of use.
README
Caesium Command Line Tools
caesiumclt is a powerful command-line tool for image compression written in Rust that delivers exceptional results
with minimal effort. Whether you need pixel-perfect lossless compression or aggressive size reduction, caesiumclt has
you covered.
Built on the robust libcaesium engine, it combines high performance with
flexibility to fit seamlessly into your workflow.
✨ Features
Multiple Compression Modes
🔍 Quality-based lossy compression
💎 Lossless compression—preserve image quality while reducing size
📏 Maximum size compression - target specific file sizes
Advanced Image Processing
📐 Resize images with multiple options (width, height, long/short edge)
🔄 Convert between formats (JPEG, PNG, WebP)
🏷️ EXIF metadata preservation
Workflow Optimization
*️⃣ Recursive directory compression
📁 Folder structure preservation
🕒 File timestamp preservation
📝 Custom suffix for output files
⚡ Fast and customizable multithreaded processing
Supported Formats
Format
Lossy
Lossless
JPEG
✅
✅
PNG
✅
✅
WebP
✅
✅
GIF
✅
❌
🚀 Getting Started
Binaries
Download the latest binaries from the release page.
