# Zapzap (open-source chat app)

> Zapzap is a free, open-source chat app for Windows, macOS and Linux. WhatsApp desktop application written in PyQt6 + PyQt6-WebEngine. It has 1,629 GitHub stars and is released under the GPL-3.0 license. Its source code is on GitHub at rafatosta/zapzap.

ZapZap is an unofficial WhatsApp Web desktop client built with Python, PyQt6 and QtWebEngine. It wraps in a desktop application and adds native integration for accounts, notifications, tray behavior, theming and packaging.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/rafatosta/zapzap |
| Platforms | Linux, macOS, Windows |
| Interface | desktop GUI |
| GitHub stars | 1,629 |
| License | GPL-3.0 (open source) |
| Replaces | n/a |
| Language | Python |
| Website | none listed |
| Official | no |
| Category | Chat & communication |
| Latest release | 7.4.5 (Sep 23, 2026) |
| Last commit | Oct 7, 2026 |

## Install

### Flathub (Linux)

```sh
flatpak install flathub com.rtosta.zapzap
```

Package page: https://flathub.org/apps/com.rtosta.zapzap

### Snap (Linux)

```sh
snap install zapzap
```

Package page: https://snapcraft.io/zapzap

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