Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs that preserve your privacy. Cookies are separated by container, allowing you to use the web with multiple identities or accounts simultaneously.
JavaScript
3,163
1,229 commits
updated Oct 16, 2026
The Firefox Multi-Account Containers extension lets you carve out a separate box for each of your online lives – no more opening a different browser just to check your work email!
Learn more about Multi-Account Containers in our end-user documentation.
Everyone is welcome to contribute to Multi-Account Containers. To learn how to contribute a patch to Multi-Account Container, please read our contributing guide.
You can also chat with us on our Matrix room or ask in our discussions board.
This repository is governed by Mozilla's code of conduct and etiquette guidelines. For more details, please read the Mozilla Community Participation Guidelines.
This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with this file, You can obtain one at https://mozilla.org/MPL/2.0/.
(top 24 of 80)
9,815 followers · starred Jun 2022
2,567 followers · starred Jun 2019
1,149 followers · starred Mar 2018
368 followers · starred Feb 2020
Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs that preserve your privacy. Cookies are separated by container, allowing you to use the web with multiple identities or accounts simultaneously.
JavaScript
3,163
1,229 commits
updated Oct 16, 2026
The Firefox Multi-Account Containers extension lets you carve out a separate box for each of your online lives – no more opening a different browser just to check your work email!
Learn more about Multi-Account Containers in our end-user documentation.
Everyone is welcome to contribute to Multi-Account Containers. To learn how to contribute a patch to Multi-Account Container, please read our contributing guide.
You can also chat with us on our Matrix room or ask in our discussions board.
This repository is governed by Mozilla's code of conduct and etiquette guidelines. For more details, please read the Mozilla Community Participation Guidelines.
This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with this file, You can obtain one at https://mozilla.org/MPL/2.0/.
(top 24 of 80)
9,815 followers · starred Jun 2022
2,567 followers · starred Jun 2019
1,149 followers · starred Mar 2018
368 followers · starred Feb 2020
