* [detectIncognito.js v1.7.0](https://github.com/Joe12387/detectIncognito) – JavaScript library for detecting incognito and private browsing modes in various modern browsers.

* [is-incognito-mode v2.3.0](https://github.com/yankouskia/is-incognito-mode) – Detects private/incognito browser sessions using storage and quota probes and returns an async boolean.