# Zaproxy (open-source security and privacy app)

> Zaproxy is a free, open-source security and privacy app for Windows, macOS and Linux. The ZAP by Checkmarx Core project. It has 15,895 GitHub stars and is released under the Apache-2.0 license. Its source code is on GitHub at zaproxy/zaproxy.

The Zed Attack Proxy (ZAP) by Checkmarx is the world’s most widely used web app scanner. Free and open source. A community based GitHub Top 1000 project that anyone can contribute to.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/zaproxy/zaproxy |
| Platforms | Linux, macOS, Windows |
| Interface | desktop GUI |
| GitHub stars | 15,895 |
| License | Apache-2.0 (open source) |
| Replaces | n/a |
| Language | Java |
| Website | https://www.zaproxy.org |
| Official | yes (published by the project behind the app) |
| Category | Password managers, encryption & privacy |
| Latest release | v2.17.0 (Dec 15, 2025) |
| Last commit | Oct 6, 2026 |

## Install

Download a build for your system from the project's releases (https://github.com/zaproxy/zaproxy/releases) or website, or build it from source by following the README.

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Canonical page: https://appsgit.com/desktop-apps/zaproxy
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