CaesiumCLT

CaesiumCLT 1.5.0

caesiumclt is a powerful command-line tool for image compression written in Rust

Download for Windows

About CaesiumCLT

caesiumclt is a powerful command-line tool for image compression written in Rust

What's new in 1.5.0

Downloads
────────┬────────────┬────────────────────────────────────────────────────────
Platform│Architecture│Filename
────────┼────────────┼────────────────────────────────────────────────────────
macOS │ARM64 │caesiumclt-v1.5.0-aarch64-apple-darwin.tar.gz
────────┼────────────┼────────────────────────────────────────────────────────
macOS │x86_64 │caesiumclt-v1.5.0-x86_64-apple-darwin.tar.gz
────────┼────────────┼────────────────────────────────────────────────────────
Linux │ARM64 │caesiumclt-v1.5.0-aarch64-unknown-linux-musl.tar.gz
────────┼────────────┼────────────────────────────────────────────────────────
Linux │x86_64 │caesiumclt-v1.5.0-x86_64-unknown-linux-musl.tar.gz
────────┼────────────┼────────────────────────────────────────────────────────
Windows │x86_64 │caesiumclt-v1.5.0-x86_64-pc-windows-msvc.zip
────────┴────────────┴────────────────────────────────────────────────────────

Full release notes »

Technical details

PublisherSaeraSoft
Version1.5.0
Release date2026-09-16
LicenseApache License v2
Installer typezip
Architecturex64
Package IDSaeraSoft.CaesiumCLT

Install CaesiumCLT from the command line

Install with Windows Package Manager
winget install --id=SaeraSoft.CaesiumCLT -e
Update to the latest version
winget upgrade --id=SaeraSoft.CaesiumCLT -e
Uninstall
winget uninstall --id=SaeraSoft.CaesiumCLT -e

command-line-toolcompressionimage-compressionjpeglibcaesiumpngwebp

CaesiumCLT version history

1.4.0 Jul 8, 2026

Downloads
────────┬────────────┬────────────────────────────────────────────────────────
Platform│Architecture│Filename
────────┼────────────┼────────────────────────────────────────────────────────
macOS │ARM64 │caesiumclt-v1.4.0-aarch64-apple-darwin.tar.gz
────────┼────────────┼────────────────────────────────────────────────────────
macOS │x86_64 │caesiumclt-v1.4.0-x86_64-apple-darwin.tar.gz
────────┼────────────┼────────────────────────────────────────────────────────
Linux │ARM64 │caesiumclt-v1.4.0-aarch64-unknown-linux-musl.tar.gz
────────┼────────────┼────────────────────────────────────────────────────────
Linux │x86_64 │caesiumclt-v1.4.0-x86_64-unknown-linux-musl.tar.gz
────────┼────────────┼────────────────────────────────────────────────────────
Windows │x86_64 │caesiumclt-v1.4.0-x86_64-pc-windows-msvc.zip
────────┴────────────┴────────────────────────────────────────────────────────

1.2.0

Frequently asked questions

Is CaesiumCLT free?

Yes. CaesiumCLT is free and open-source software released under the Apache License v2 license.

What is the latest version of CaesiumCLT?

The latest version is 1.5.0, released on Sep 16, 2026.

Is it safe to download CaesiumCLT?

The download button links to the official installer published on github.com, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with 4d8469be5d2c0ff07a08cc48a166f6130837c4cbd4cd77fa04cb9f25fd76b790.

Which Windows versions does CaesiumCLT support?

CaesiumCLT runs on Windows and is available for 64-bit (x64) systems.

How do I uninstall CaesiumCLT?

Open Settings › Apps › Installed apps, find CaesiumCLT and select Uninstall. From the command line, run winget uninstall --id=SaeraSoft.CaesiumCLT -e.

Is there a portable version of CaesiumCLT?

Yes. CaesiumCLT is available as a portable ZIP archive (caesiumclt-v1.5.0-x86_64-pc-windows-msvc.zip, 64-bit (x64)) that runs without installation. Copy it to any folder or USB drive and run it from there.

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