Mamusai version history - 6 versions
Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 1.14
Released Oct 29, 2026 - 494.14 KBWorks with firefox 140.0 and later, android 142.0 and laterVersion 1.14- Renamed to Mamusai.
- Normal profile is now more compatible: Resist Fingerprinting and First-Party Isolation moved to the Strict profile.
- External blocklists now respect Firefox's rule limit and actually apply; malware and phishing lists also block page navigation.
- FilterLists subscriptions now block correctly and stop when disabled.
- Fixed protections on plain HTTP pages (settings and whitelist were not applied there).
- Error messages seen by websites no longer reveal the extension; blocklist downloads no longer send a custom User-Agent.
- Removed the remote dynamic list and signature server (unowned domain).
- Corporate mode now enforces locked profile and settings.
- Many security and stability fixes.
Source code released under GNU Lesser General Public License v3.0 only
Older versions
Version 1.13
Released Oct 29, 2026 - 494.66 KBWorks with firefox 140.0 and later, android 142.0 and laterVersion 1.13- Renamed to Mamusai.
- Normal profile is now more compatible: Resist Fingerprinting and First-Party Isolation moved to the Strict profile.
- External blocklists now respect Firefox's rule limit and actually apply; malware and phishing lists also block page navigation.
- FilterLists subscriptions now block correctly and stop when disabled.
- Fixed protections on plain HTTP pages (settings and whitelist were not applied there).
- Error messages seen by websites no longer reveal the extension; blocklist downloads no longer send a custom User-Agent.
- Removed the remote dynamic list and signature server (unowned domain).
- Corporate mode now enforces locked profile and settings.
- Many security and stability fixes.
Source code released under GNU Lesser General Public License v3.0 only
Version 1.12
Released Oct 25, 2026 - 447.8 KBWorks with firefox 140.0 and later, android 142.0 and later1.12: Los interruptores de rastreo ahora activan y desactivan de verdad sus listas de bloqueo. Detección real de CNAME cloaking. La lista blanca también exime de las listas de bloqueo. Se corrigen reglas que rompían sitios (facebook.com, jsdelivr, URLs con tokens), el Referer en vídeos embebidos y una cabecera Sec-Fetch falsa que podía saltarse las defensas CSRF de los servidores.Source code released under GNU Lesser General Public License v3.0 only
Version 1.11
Released Oct 25, 2026 - 433.85 KBWorks with firefox 140.0 and later, android 142.0 and later1.11 — Corrección general para Firefox: las protecciones de red ya se aplican siempre (también tras la suspensión del proceso en segundo plano), los escudos anti-huellas actúan sobre las páginas, las listas de bloqueo se descargan y actualizan correctamente, se corrige la incompatibilidad con webs como YouTube, GitHub o DuckDuckGo, y se arreglan Detectar Tor, la sincronización, DoH, el proxy (contraseña ahora cifrada), el borrado de datos y varios problemas de seguridad en los informes exportados.Source code released under GNU Lesser General Public License v3.0 only
Version 1.10
Released Apr 9, 2026 - 415.39 KBWorks with firefox 140.0 and later, android 142.0 and laterv1.10 — Extended protection
• 156 threat vectors mitigated (18 new since v1.0)
• New XS-Leak mitigations: connection coalescing timing,
media query boolean leaks, BroadcastChannel login detection
• Cross-tab correlation guard (visibilitychange jitter + hasFocus spoof)
• Extended FedCM block: credentials.get({identity/silent}) in iframes
• CSS Custom Highlight API, Document PiP and Web Locks now blocked
• Proxy password encrypted with AES-GCM — never stored in plaintextSource code released under GNU Lesser General Public License v3.0 only
Version 1.0.0
Released Apr 4, 2026 - 407.21 KBWorks with firefox 140.0 and later, android 142.0 and laterSource code released under GNU Lesser General Public License v3.0 only