KLog

by EA4Kv2.5

Last updated Jul 27, 2026

KLog is a multiplatform free hamradio logger. It runs natively on Linux, macOS and Windows.

Install with winget

$ winget install --id EA4K.KLog --exact --version 2.5

Run in Command Prompt, PowerShell, or Windows Terminal. Prompts for any agreements.

Built by Pckgr

For IT teams

Deploy this app to your whole fleet with Pckgr RMM.

App deployment, patching, and remote support in one place. Push this app to every device you manage, keep it patched automatically, and see new CVEs the moment they land. Works with Intune or fully standalone.

Free for up to 5 devices.

Installers · v2.5

Architecture	Type	Scope	Install	Download
x64	EXE	-		Direct

Copy a command tailored to that specific architecture, type, and scope - useful when winget would otherwise pick a different default.

Security

2 known CVEs via NVD

high8.8Patched in wingetCVE-2021-3317affects <=2.4.1Jan 26, 2021
KLog Server through 2.4.1 allows authenticated command injection. async.php calls shell_exec() on the original value of the source parameter.
critical9.8Patched in wingetCVE-2020-35729affects v2.4.1Dec 26, 2020
KLog Server 2.4.1 allows OS command injection via shell metacharacters in the actions/authenticate.php user parameter.

Source: NVD, updated 2h ago. Patch status is best-effort: NVD's fix version is compared against the latest version in winget, but the two version formats don't always align. Confirm with the vendor advisory before treating any specific build as safe.

See a CVE that affects your fleet? Pckgr RMM flags vulnerable devices and pushes the patched version automatically.

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More from EA4K or browse amateur-radio, dxcluster, free.

Frequently asked questions

How do I install KLog on Windows?

Open Windows Terminal, PowerShell, or Command Prompt and run: winget install --id EA4K.KLog --exact --version 2.5. winget downloads the installer from EA4K and runs it. Requires Windows 10 (1809+) or Windows 11.

How do I install KLog silently for unattended deployment?

Add --silent and accept the agreements upfront: winget install --id EA4K.KLog --exact 2.5 --silent --accept-package-agreements --accept-source-agreements. This is the variant Intune, Configuration Manager, and other deployment tools should use.

How do I uninstall KLog via winget?

Run: winget uninstall --id EA4K.KLog --exact. Add --silent for unattended uninstalls. winget will use the registered uninstaller from KLog's Apps & Features entry.

Is KLog free?

KLog is distributed under GPL-3.0. Refer to the publisher (https://github.com/ea4k/klog) for the full license terms - Wingetly itself does not charge for installation.

Does KLog work on Windows 10?

Yes, as long as your Windows 10 build supports winget (1809 or newer). winget ships with App Installer on Windows 10/11 and pulls KLog directly from the publisher.

How do I keep KLog up to date?

Run winget upgrade --id EA4K.KLog --exact, or winget upgrade --all to update everything winget tracks. We index 6 versions of KLog from microsoft/winget-pkgs.

Recent versions

2.5latest
2.4.3
2.4.2
2.4.1
2.3.4
2.3.2