Firefox Multi-Account Containers
Hacker ApprovedRanked 2 of 70 browser extensions by recommenders
Recommended for keeping several accounts of one site logged in side by side, and for splitting browsing into isolated containers. Critics say setup is manual and the interface is barebones.
Recommended for keeping several accounts of one site logged in side by side, and for splitting browsing into isolated containers. Critics say setup is manual and the interface is barebones.
89 people gave an opinion
- recommend it
- 76
- criticize it
- 13
- approval share
- 85%
Recommended in 10 of 13 months
- November 2025: recommended
- December 2025: recommended
- January 2026: not recommended
- February 2026: recommended
- March 2026: recommended
- April 2026: recommended
- May 2026: not recommended
- June 2026: recommended
- July 2026: recommended
- August 2026: recommended
- September 2026: recommended
- October 2026: recommended
- November 2026: not recommended (month in progress)
Owned for 7.5 years
Median of the 3 owners who said how long they have had it.
Each square is one year.
Why it carries the badge
- 76 people recommend itNeeds 10 or more, met.
- 5.8 recommenders for every criticNeeds 2 to 1 or better, met.
- Recommended in 10 of 13 monthsNeeds 4 or more, met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Multiple accounts logged in at once
“Containers are also very useful indeed; I have to log into various different Google and Github accounts and can do this in a single browser window.”
Comment from 17 Dec 2025 in “Is Mozilla trying hard to kill itself?” “the real killer feature of containers is that it becomes a breeze to use the same service with different accounts & identities”
Comment from 22 Jul 2026 in “Firefox Containers Preview” “I do this a lot and I have dedicated containers for each customer so I can easily switch with out having to log out and in”
Comment from 21 Jul 2026 in “Firefox Containers Preview” - Comment from 6 Nov 2025 on Hacker News
- Comment from 6 Nov 2025 on Hacker News
- Comment from 21 Jul 2026 in “Firefox Containers Preview”
- Comment from 6 Nov 2025 on Hacker News
Separate containers for banking, shopping, social
“I have a container for finances, a container for shopping, a container for untrusted, etc... I can't imagine restarting Firefox every time I wanted to transition between those.”
Comment from 25 Jul 2026 in “Firefox Containers Preview” “It is nice to keep banking in one container, Amazon in its own container, social media in its own, and so on.”
Comment from 21 Jul 2026 in “Firefox Containers Preview” “Containers I like using for those hard privacy walls of pinned sites to avoid more "personalized" ads.”
Comment from 22 Jul 2026 in “Firefox Containers Preview” - Comment from 3 Feb 2026 in “Firefox Getting New Controls to Turn Off AI Features”
Per-tab proxy or VPN routing
“It allows me to access different networks (that might only be reachable via jumphosts or similar) from the same browser.”
Comment from 21 Jul 2026 in “Firefox Containers Preview” “With Multi-account containers I get to choose which tabs use the proxy :)”
Comment from 26 Jul 2026 in “Firefox Containers Preview” “Really useful if you route all of your traffic through a VPN by default”
Comment from 25 Jul 2026 in “Firefox Containers Preview” Sites auto-open in assigned containers
“I really like the "Always Open Site in Container" along with "Limit to Designated Sites" once it's set up”
Comment from 6 Nov 2025 on Hacker News “Use Multi-Account Containers plugin, where you define which domain should be opened in which container.”
Comment from 25 Jun 2026 in “A Practical Guide to SSH Tunnels: Local and Remote Port Forwarding”
What people warn about
Each mark is one comment
Manual setup and site assignment
“Firefox multicontainers are pretty cool. But it's an advanced process that most people wouldn't do or do correctly.”
Comment from 29 Mar 2026 in “ChatGPT Won't Let You Type Until Cloudflare Reads Your React State” “It’s so odd that there is no way to edit the list of sites manually.”
Comment from 6 Nov 2025 on Hacker News “you have to add every Meta domain into that container manually”
Comment from 4 Feb 2026 in “Firefox Getting New Controls to Turn Off AI Features” Weaker isolation than separate profiles
“My biggest struggle with containers is that I constantly accidentally shift out of them without noticing.”
Comment from 6 Nov 2025 on Hacker News “Firefox's MAC seems like it's not quite as isolated as a separate profile”
Comment from 25 Jul 2026 in “Firefox Containers Preview” “eventually they actually got in my way just as profiles do”
Comment from 15 Nov 2025 in “I think nobody wants AI in Firefox, Mozilla” - Comment from 16 Apr 2026 in “Mozilla Thunderbolt”
Barebones, neglected, lacks features
“they are barebones and there is so much more that could be added”
Comment from 25 Jul 2026 in “Firefox Containers Preview” “the feature has been sort of "contained" for far too long and not been made flexible/usable enough.”
Comment from 25 Jul 2026 in “Firefox Containers Preview” “The containers extension has been languishing for years now.”
Comment from 25 Jul 2026 in “Firefox Containers Preview”
Other browser extensions people recommend
The four most recommended other browser extensions, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
| Product | Recommend | Criticize | Approval | Months | Owned | Badge |
|---|---|---|---|---|---|---|
| SponsorBlock | 137 | 4 | 97% | 13 | — | Approved |
| Firefox Multi-Account ContainersThis page | 76 | 13 | 85% | 10 | 7.5 yrs3 owners | Approved |
| NoScript | 61 | 11 | 85% | 12 | 10 yrs4 owners | Approved |
| Claude in Chrome | 53 | 42 | 56% | 9 | — | — |
| Unhook | 48 | 5 | 91% | 11 | — | Approved |
What people said
40 of the 94 comments that mention it, newest first. Each links to the original comment.
“With Multi-account containers I get to choose which tabs use the proxy :)”
“Firefox's MAC seems like it's not quite as isolated as a separate profile”
“This is great, previously I was just using every wireguard tunnel as a traditional interface”
“Really useful if you route all of your traffic through a VPN by default”
“The containers extension has been languishing for years now.”
“Within the Multi-Account Containers extension (Mozilla's extension) you can setup this, so I guess they will implement it also.”
“they are barebones and there is so much more that could be added”
“MAC is a great add-on and far head of any browser out there in this regard”
“the feature has been sort of "contained" for far too long and not been made flexible/usable enough.”
“I have a container for finances, a container for shopping, a container for untrusted, etc... I can't imagine restarting Firefox every time I wanted to transition between those.”
“In a few seconds, I had a doz temp containers to keep the sessions alive and isolated”
“The boundary is hard where I need it (the privacy protections) but soft for make workflows easier.”
“This has been one of my use cases for the Multi-Account Containers extension for some time now.”
“Containers I like using for those hard privacy walls of pinned sites to avoid more "personalized" ads.”
“the real killer feature of containers is that it becomes a breeze to use the same service with different accounts & identities”
“MAC + Temporary Containers extension is how web browsing should be handled by default imo”
“It is nice to keep banking in one container, Amazon in its own container, social media in its own, and so on.”
“I do this a lot and I have dedicated containers for each customer so I can easily switch with out having to log out and in”
“It allows me to access different networks (that might only be reachable via jumphosts or similar) from the same browser.”
“This is (or was, before I switched to Vivaldi) the killer feature of Firefox containers for me.”
“For me the big use case is having different Google accounts active in one window.”
“Use Multi-Account Containers plugin, where you define which domain should be opened in which container.”
“we can achieve security through extensions like noscript or ublock origin or firefox containers”
“it is more a workaround than a complete replacement”
“you can achieve the same results with Firefox containers without a specific extension like mine if you configure it manually”
“I love the containers too. My current use case is to keep my YouTube account separate from my Google one.”
“Firefox multicontainers are pretty cool. But it's an advanced process that most people wouldn't do or do correctly.”
“Privacy Badger and Firefox Multi-Account Containers, which I suppose is the three I really need.”
“you have to add every Meta domain into that container manually”
“one for email, one for banking, one for shopping, one for socials”
“Containers are also very useful indeed; I have to log into various different Google and Github accounts and can do this in a single browser window.”
“tab containers and Facebook containers are optional addons that are well integrated into the browser”
“Firefox has a great feature for this: multi-account containers. The UI is trash, but it's usable.”
“eventually they actually got in my way just as profiles do”
“It’s so odd that there is no way to edit the list of sites manually.”
“My biggest struggle with containers is that I constantly accidentally shift out of them without noticing.”
“I really like the "Always Open Site in Container" along with "Limit to Designated Sites" once it's set up”
“Today is the day I no longer need to open a private browser to manage Entra.”
“containers are magic, because I can be logged into eg 2-3 different microsoft accounts simultaneously in the same window”
“I quite like the multi containers extension in Firefox for managing bazillion AWS accounts”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.