AVR-GCC

by Zak Kemblev14.1.0

Last updated Jun 8, 2026

AVR toolchain for Windows by Zak Kemble

Install with winget

$ winget install --id ZakKemble.avr-gcc --exact --version 14.1.0

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

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Installers · v14.1.0

Architecture	Type	Scope	Install	Download
x86	ZIP archive	-		Direct
x64	ZIP archive	-		Direct

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

Security

5 known CVEs via NVD

medium4.8Fix in v2023-09-12CVE-2023-4039affects before 2023-09-12Sep 12, 2023
**DISPUTED**A failure in the -fstack-protector feature in GCC-based toolchains that target AArch64 allows an attacker to exploit an existing buffer overflow in dynamically-sized local variables in your application without this being detected. This stack-protector failure only...
Patch
medium6.5Patched in wingetCVE-2021-3826affects v11.2Sep 1, 2022
Heap/stack buffer overflow in the dlang_lname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service (segmentation fault and crash) via a crafted mangled symbol.
Patch Vendor advisory
medium5.5Patched in wingetCVE-2022-27943affects v11.2Mar 26, 2022
libiberty/rust-demangle.c in GNU GCC 11.2 allows stack consumption in demangle_const, as demonstrated by nm-new.
Vendor advisory
medium5.5Patched in wingetCVE-2021-46195affects v12.0Jan 14, 2022
GCC v12.0 was discovered to contain an uncontrolled recursion via the component libiberty/rust-demangle.c. This vulnerability allows attackers to cause a Denial of Service (DoS) by consuming excessive CPU and memory resources.
Vendor advisory
high7.8Patched in wingetCVE-2021-37322affects before 10.1Nov 18, 2021
GCC c++filt v2.26 was discovered to contain a use-after-free vulnerability via the component cplus-dem.c.
Vendor advisory

Source: NVD, updated 1h 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.

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Frequently asked questions

How do I install AVR-GCC on Windows?

Open Windows Terminal, PowerShell, or Command Prompt and run: winget install --id ZakKemble.avr-gcc --exact --version 14.1.0. winget downloads the installer from Zak Kemble and runs it. Requires Windows 10 (1809+) or Windows 11.

How do I install AVR-GCC silently for unattended deployment?

Add --silent and accept the agreements upfront: winget install --id ZakKemble.avr-gcc --exact 14.1.0 --silent --accept-package-agreements --accept-source-agreements. This is the variant Intune, Configuration Manager, and other deployment tools should use.

How do I uninstall AVR-GCC via winget?

Run: winget uninstall --id ZakKemble.avr-gcc --exact. Add --silent for unattended uninstalls. winget will use the registered uninstaller from AVR-GCC's Apps & Features entry.

Is AVR-GCC free?

AVR-GCC is distributed under BSD-3-Clause. Refer to the publisher for the full license terms - Wingetly itself does not charge for installation.

Does AVR-GCC 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 AVR-GCC directly from the publisher.

How do I keep AVR-GCC up to date?

Run winget upgrade --id ZakKemble.avr-gcc --exact, or winget upgrade --all to update everything winget tracks. We index 3 versions of AVR-GCC from microsoft/winget-pkgs.

Recent versions

14.1.0latest
13.2.0
12.1.0