PrivacyShell
PrivacyShell is a Firefox extension that automatically starts each new tab in strict isolation mode. Users can explicitly relax the isolation when needed, helping separate browsing sessions and limit cross-site access.
Overview
5 featuresPrivacyShell sits in PulseGate's Browser DevTools & extensions category. It focuses on preventing websites opened in new tabs from accessing existing browsing context and data. It is built as a consumer product for privacy-conscious Firefox users. PrivacyShell costs nothing to use. It ships for the web, embeddable surfaces, macOS, Windows, and Linux.
It is developed by Desourdy, and it first shipped in 2026. Among its 5 catalogued features are strict isolation mode, temporary privacy shell, and new-tab protection. The interface is available in 32 languages, including Czech, German, and Greek.
Summary written by a language model from the project’s public pages.
- Strict isolation mode
- Temporary privacy shell
- New-tab protection
- Explicit relaxation
- Website access control
Built with & integrations
Trust & compliance
Indexing history
1What PulseGate has recorded for this listing
Frequently asked questions about PrivacyShell
- What does PrivacyShell do?
- PrivacyShell focuses on preventing websites opened in new tabs from accessing existing browsing context and data. It is catalogued under Browser DevTools & extensions on PulseGate.
- Who is PrivacyShell for?
- PrivacyShell is a consumer product built for privacy-conscious Firefox users.
- Does PrivacyShell have a free plan?
- Yes — PrivacyShell is free to use.
- What platforms does PrivacyShell run on?
- PrivacyShell runs on the web, embeddable surfaces, macOS, Windows, and Linux.
- Is PrivacyShell still active?
- Unverified. PrivacyShell has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
- What projects are similar to PrivacyShell?
- Similar projects tracked by PulseGate include PrivacyNest, Privacy Screen, and NightShell.PrivacyNestPrivacy ScreenNightShell
- Who makes PrivacyShell?
- PrivacyShell is developed by Desourdy.
- How long has PrivacyShell been around?
- PrivacyShell first shipped in 2026.
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