{"slug": "firefox-multi-account-containers", "name": "Firefox Multi-Account Containers", "category": "browsers", "category_name": "Browsers and extensions", "description": "Mozilla's Firefox extension that separates cookies and logins into color-coded tab containers.", "recommenders": 10, "commenters": 13, "warners": 0, "score": 10.218, "rising": 2.04, "first": "2026-07-02", "latest": "2026-10-10", "why": "Liked for isolating banking and tracking-heavy sites in their own containers, replacing separate browser profiles for multiple logins, and sending only chosen tabs through a proxy.", "why_is_quote": false, "has_verdict": true, "sentiment": {"recommend": 10, "neutral": 2, "compare": 1, "warn": 0}, "spark": [0, 0, 0, 0, 0, 0, 0, 0, 6, 2, 1, 1], "listed": true, "loved": ["Site isolation", "Replaces profiles"], "caveat": "Native overlap", "short_quote": "With Multi-account containers I get to choose which tabs use the proxy :)", "icon": false, "domain": null, "github_repo": null, "official_url": "https://addons.mozilla.org/en-US/firefox/addon/multi-account-containers/", "pricing": "open source", "aliases": ["Multi-Account Containers", "Firefox Containers", "Firefox Multi-Account Containers", "Firefox containers"], "verdict": [{"text": "Liked for isolating banking and tracking-heavy sites in their own containers", "cites": [{"id": 800487137, "item_id": 50030446, "url": "https://news.ycombinator.com/item?id=50030446", "by": "usr1106", "date": "2026-10-10", "stance": "recommend", "quote": "For important stuff like banking I use Firefox containers.", "excerpt": "Yes, it has access to the internal storage mechanisms of the browser. I used to use Cookie Auto Delete for years. But when I last checked it seemed unmaintained. I log out of all somewhat important services anyway every time I am done. For important stuff like banking I use Firefox containers. Yeah, all of them could have their weaknesses and vulnerabilities. I just hope no attacker hits exactly the stack I use...", "context": "", "use_case": "isolating banking sessions", "switched_from": "Cookie Auto Delete", "story": "Telegram Desktop vulnerability allowed any user's file to be stolen"}, {"id": 783947024, "item_id": 48996689, "url": "https://news.ycombinator.com/item?id=48996689", "by": "bityard", "date": "2026-07-21", "stance": "recommend", "quote": "the killer feature of Firefox containers for me", "excerpt": "> site-specific container assignments This is (or was, before I switched to Vivaldi) the killer feature of Firefox containers for me. I could banish certain tracking-heavy sites to their own containers so that they could only track where I've been on their own properties and not across the whole web. (Without having to remember to switch to their containers beforehand.) So I guess if I go back to Firefox, I'll still ", "context": "", "use_case": "isolating tracking-heavy sites", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 784165760, "item_id": 49010360, "url": "https://news.ycombinator.com/item?id=49010360", "by": "WorldMaker", "date": "2026-07-22", "stance": "recommend", "quote": "This has been one of my use cases for the Multi-Account Containers extension for some time now.", "excerpt": "This has been one of my use cases for the Multi-Account Containers extension for some time now. It's actually such a motivating use case that one of Firefox explorations into a \"simpler\" focused UX alternative to the Multi-Account Container extension is called \"Facebook Container\" and does only that, isolate Facebook, specifically into its own Container. As noted, it can't defeat all forms of device fingerprinting, b", "context": "", "use_case": "isolating Facebook tracking", "switched_from": "", "story": "Firefox Containers Preview"}]}, {"text": ", replacing separate browser profiles for multiple logins", "cites": [{"id": 789240464, "item_id": 49327529, "url": "https://news.ycombinator.com/item?id=49327529", "by": "digitalPhonix", "date": "2026-08-17", "stance": "recommend", "quote": "It has completely eliminated my need to have multiple browser profiles.", "excerpt": "> Multiple Profiles > Firefox has robust profile support which creates completely separate identities. If you have a Work profile and a Personal profile and want to sync each, you need separate Mozilla accounts for each, though. Depending on your use case, you should check out https://addons.mozilla.org/en-US/firefox/addon/multi-account-containers/ It has completely eliminated my need to have multiple browser profile", "context": "", "use_case": "separating browser identities", "switched_from": "", "story": "22 Years on Firefox, and Today I'm All In"}, {"id": 783942320, "item_id": 48996395, "url": "https://news.ycombinator.com/item?id=48996395", "by": "giancarlostoro", "date": "2026-07-21", "stance": "recommend", "quote": "I used the Multi-Account Containers Extension to manage QA testing of web apps", "excerpt": "Back in like 2017? or 2018 when Containers came out for Firefox, I used the Multi-Account Containers Extension to manage QA testing of web apps, I'd have a container labeled for the user I wanted to log in as and test. It's insanely useful for the web. What's also interesting is Tor Browser could probably take full advantage of containers later on, but I'm not sure if they would come up with a specific way of using i", "context": "web app QA tester", "use_case": "QA testing with multiple user logins", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 792493473, "item_id": 49530842, "url": "https://news.ycombinator.com/item?id=49530842", "by": "Aozora7", "date": "2026-09-02", "stance": "recommend", "quote": "now that I got used to multi-account containers, I can't go back to chrome since it has no good equivalent", "excerpt": "I switched to Firefox when chrome announced manifest v3, and I'm still happy with it. Not only I get a browser with a real adblock, now that I got used to multi-account containers, I can't go back to chrome since it has no good equivalent. And I'm also using it on mobile since it's one of the few mobile browsers with extensions too.", "context": "", "use_case": "separating accounts", "switched_from": "", "story": "Hang on to Your Firefox"}]}, {"text": ", and sending only chosen tabs through a proxy.", "cites": [{"id": 784982784, "item_id": 49061424, "url": "https://news.ycombinator.com/item?id=49061424", "by": "HappMacDonald", "date": "2026-07-26", "stance": "recommend", "quote": "With Multi-account containers I get to choose which tabs use the proxy :)", "excerpt": "I use the proxy feature extensively as a network administrator, it is quite frequent that I need to SSH tunnel to get to the Web UI of a remote resource (for security or at least as often to bypass a routing deficiency I am troubleshooting) and before Multi-account Containers I'd basically have to fire up a completely different browser since the proxy settings I use would control every tab and every site I tried to r", "context": "network administrator", "use_case": "per-tab proxy selection", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 784728528, "item_id": 49045533, "url": "https://news.ycombinator.com/item?id=49045533", "by": "lxgr", "date": "2026-07-25", "stance": "recommend", "quote": "This one is one of my favorite things about Firefox containers.", "excerpt": "> [...] integration with Mozilla VPN or your own proxy [...] This one is one of my favorite things about Firefox containers. I love being able to only route a given streaming or banking site through my home network when traveling without incurring the latency and bandwidth hit on my other browsing. Unfortunately Firefox's native \"VPN\" (the new, built-in, free, Fastly-powered one that's actually a proxy) seems to have", "context": "travels and routes banking/streaming via home network", "use_case": "routing sites through home network proxy", "switched_from": "", "story": "Firefox Containers Preview"}]}, {"text": " The most common caveat is that Firefox now has containers built in", "cites": [{"id": 783935472, "item_id": 48995967, "url": "https://news.ycombinator.com/item?id=48995967", "by": "pentagrama", "date": "2026-07-21", "stance": "neutral", "quote": "I\u2019ve been using Firefox Containers for years through Mozilla\u2019s Multi-Account Containers extension.", "excerpt": "I\u2019ve been using Firefox Containers for years through Mozilla\u2019s Multi-Account Containers extension.[1] Now that container management is available directly in Firefox, I\u2019d prefer to use the native implementation if possible. Mozilla notes that the extension still adds some functionality: > \u201cInstalling the Multi-Account Containers extension developed by Mozilla provides a few benefits on top of the native container func", "context": "", "use_case": "browser container isolation", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 783934464, "item_id": 48995904, "url": "https://news.ycombinator.com/item?id=48995904", "by": "ars", "date": "2026-07-21", "stance": "neutral", "quote": "I've been using the containers feature already for years now on Firefox.", "excerpt": "I'm a little confused here, I've been using the containers feature already for years now on Firefox. And I have no add-on installed for it, it just works. So what is it that they're adding?", "context": "", "use_case": "container tabs", "switched_from": "", "story": "Firefox Containers Preview"}]}, {"text": ", which leaves some users unsure what the extension still adds.", "cites": [{"id": 783934464, "item_id": 48995904, "url": "https://news.ycombinator.com/item?id=48995904", "by": "ars", "date": "2026-07-21", "stance": "neutral", "quote": "I've been using the containers feature already for years now on Firefox.", "excerpt": "I'm a little confused here, I've been using the containers feature already for years now on Firefox. And I have no add-on installed for it, it just works. So what is it that they're adding?", "context": "", "use_case": "container tabs", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 783935472, "item_id": 48995967, "url": "https://news.ycombinator.com/item?id=48995967", "by": "pentagrama", "date": "2026-07-21", "stance": "neutral", "quote": "I\u2019ve been using Firefox Containers for years through Mozilla\u2019s Multi-Account Containers extension.", "excerpt": "I\u2019ve been using Firefox Containers for years through Mozilla\u2019s Multi-Account Containers extension.[1] Now that container management is available directly in Firefox, I\u2019d prefer to use the native implementation if possible. Mozilla notes that the extension still adds some functionality: > \u201cInstalling the Multi-Account Containers extension developed by Mozilla provides a few benefits on top of the native container func", "context": "", "use_case": "browser container isolation", "switched_from": "", "story": "Firefox Containers Preview"}]}], "praise": [{"label": "Site isolation", "summary": "Commenters assign banking and tracking-heavy sites to their own containers to keep cookies and tracking separate.", "quotes": [{"id": 783947024, "item_id": 48996689, "url": "https://news.ycombinator.com/item?id=48996689", "by": "bityard", "date": "2026-07-21", "stance": "recommend", "quote": "the killer feature of Firefox containers for me", "excerpt": "> site-specific container assignments This is (or was, before I switched to Vivaldi) the killer feature of Firefox containers for me. I could banish certain tracking-heavy sites to their own containers so that they could only track where I've been on their own properties and not across the whole web. (Without having to remember to switch to their containers beforehand.) So I guess if I go back to Firefox, I'll still ", "context": "", "use_case": "isolating tracking-heavy sites", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 784165760, "item_id": 49010360, "url": "https://news.ycombinator.com/item?id=49010360", "by": "WorldMaker", "date": "2026-07-22", "stance": "recommend", "quote": "This has been one of my use cases for the Multi-Account Containers extension for some time now.", "excerpt": "This has been one of my use cases for the Multi-Account Containers extension for some time now. It's actually such a motivating use case that one of Firefox explorations into a \"simpler\" focused UX alternative to the Multi-Account Container extension is called \"Facebook Container\" and does only that, isolate Facebook, specifically into its own Container. As noted, it can't defeat all forms of device fingerprinting, b", "context": "", "use_case": "isolating Facebook tracking", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 800487137, "item_id": 50030446, "url": "https://news.ycombinator.com/item?id=50030446", "by": "usr1106", "date": "2026-10-10", "stance": "recommend", "quote": "For important stuff like banking I use Firefox containers.", "excerpt": "Yes, it has access to the internal storage mechanisms of the browser. I used to use Cookie Auto Delete for years. But when I last checked it seemed unmaintained. I log out of all somewhat important services anyway every time I am done. For important stuff like banking I use Firefox containers. Yeah, all of them could have their weaknesses and vulnerabilities. I just hope no attacker hits exactly the stack I use...", "context": "", "use_case": "isolating banking sessions", "switched_from": "Cookie Auto Delete", "story": "Telegram Desktop vulnerability allowed any user's file to be stolen"}]}, {"label": "Replaces profiles", "summary": "Separate logins in one window remove the need for multiple browser profiles, for example when testing as different users.", "quotes": [{"id": 789240464, "item_id": 49327529, "url": "https://news.ycombinator.com/item?id=49327529", "by": "digitalPhonix", "date": "2026-08-17", "stance": "recommend", "quote": "It has completely eliminated my need to have multiple browser profiles.", "excerpt": "> Multiple Profiles > Firefox has robust profile support which creates completely separate identities. If you have a Work profile and a Personal profile and want to sync each, you need separate Mozilla accounts for each, though. Depending on your use case, you should check out https://addons.mozilla.org/en-US/firefox/addon/multi-account-containers/ It has completely eliminated my need to have multiple browser profile", "context": "", "use_case": "separating browser identities", "switched_from": "", "story": "22 Years on Firefox, and Today I'm All In"}, {"id": 783942320, "item_id": 48996395, "url": "https://news.ycombinator.com/item?id=48996395", "by": "giancarlostoro", "date": "2026-07-21", "stance": "recommend", "quote": "I used the Multi-Account Containers Extension to manage QA testing of web apps", "excerpt": "Back in like 2017? or 2018 when Containers came out for Firefox, I used the Multi-Account Containers Extension to manage QA testing of web apps, I'd have a container labeled for the user I wanted to log in as and test. It's insanely useful for the web. What's also interesting is Tor Browser could probably take full advantage of containers later on, but I'm not sure if they would come up with a specific way of using i", "context": "web app QA tester", "use_case": "QA testing with multiple user logins", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 792493473, "item_id": 49530842, "url": "https://news.ycombinator.com/item?id=49530842", "by": "Aozora7", "date": "2026-09-02", "stance": "recommend", "quote": "now that I got used to multi-account containers, I can't go back to chrome since it has no good equivalent", "excerpt": "I switched to Firefox when chrome announced manifest v3, and I'm still happy with it. Not only I get a browser with a real adblock, now that I got used to multi-account containers, I can't go back to chrome since it has no good equivalent. And I'm also using it on mobile since it's one of the few mobile browsers with extensions too.", "context": "", "use_case": "separating accounts", "switched_from": "", "story": "Hang on to Your Firefox"}]}, {"label": "Per-container proxy", "summary": "Commenters can route only selected tabs or sites through a proxy or home network instead of all browsing.", "quotes": [{"id": 784982784, "item_id": 49061424, "url": "https://news.ycombinator.com/item?id=49061424", "by": "HappMacDonald", "date": "2026-07-26", "stance": "recommend", "quote": "With Multi-account containers I get to choose which tabs use the proxy :)", "excerpt": "I use the proxy feature extensively as a network administrator, it is quite frequent that I need to SSH tunnel to get to the Web UI of a remote resource (for security or at least as often to bypass a routing deficiency I am troubleshooting) and before Multi-account Containers I'd basically have to fire up a completely different browser since the proxy settings I use would control every tab and every site I tried to r", "context": "network administrator", "use_case": "per-tab proxy selection", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 784728528, "item_id": 49045533, "url": "https://news.ycombinator.com/item?id=49045533", "by": "lxgr", "date": "2026-07-25", "stance": "recommend", "quote": "This one is one of my favorite things about Firefox containers.", "excerpt": "> [...] integration with Mozilla VPN or your own proxy [...] This one is one of my favorite things about Firefox containers. I love being able to only route a given streaming or banking site through my home network when traveling without incurring the latency and bandwidth hit on my other browsing. Unfortunately Firefox's native \"VPN\" (the new, built-in, free, Fastly-powered one that's actually a proxy) seems to have", "context": "travels and routes banking/streaming via home network", "use_case": "routing sites through home network proxy", "switched_from": "", "story": "Firefox Containers Preview"}]}, {"label": "Long-term use", "summary": "Users say they have relied on containers for years and do not want to go back to browsing without them.", "quotes": [{"id": 780250992, "item_id": 48765687, "url": "https://news.ycombinator.com/item?id=48765687", "by": "ddejohn", "date": "2026-07-02", "stance": "recommend", "quote": "I use the Firefox Multi-Account Containers, Temporary Containers, and Containerize extensions to manage my browsing and it's (mostly) a very nice experience.", "excerpt": "Great to see this feature being added to other browsers. I use the Firefox Multi-Account Containers, Temporary Containers, and Containerize extensions to manage my browsing and it's (mostly) a very nice experience. There are some rough edges for certain tasks, but I've not had any desire to go back to containerless browsing for a few years now.", "context": "", "use_case": "browser container management", "switched_from": "", "story": "Brave's latest browser release offers Containers for better and easier workflow"}, {"id": 783935472, "item_id": 48995967, "url": "https://news.ycombinator.com/item?id=48995967", "by": "pentagrama", "date": "2026-07-21", "stance": "neutral", "quote": "I\u2019ve been using Firefox Containers for years through Mozilla\u2019s Multi-Account Containers extension.", "excerpt": "I\u2019ve been using Firefox Containers for years through Mozilla\u2019s Multi-Account Containers extension.[1] Now that container management is available directly in Firefox, I\u2019d prefer to use the native implementation if possible. Mozilla notes that the extension still adds some functionality: > \u201cInstalling the Multi-Account Containers extension developed by Mozilla provides a few benefits on top of the native container func", "context": "", "use_case": "browser container isolation", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 792493473, "item_id": 49530842, "url": "https://news.ycombinator.com/item?id=49530842", "by": "Aozora7", "date": "2026-09-02", "stance": "recommend", "quote": "now that I got used to multi-account containers, I can't go back to chrome since it has no good equivalent", "excerpt": "I switched to Firefox when chrome announced manifest v3, and I'm still happy with it. Not only I get a browser with a real adblock, now that I got used to multi-account containers, I can't go back to chrome since it has no good equivalent. And I'm also using it on mobile since it's one of the few mobile browsers with extensions too.", "context": "", "use_case": "separating accounts", "switched_from": "", "story": "Hang on to Your Firefox"}]}], "caveats": [{"label": "Native overlap", "summary": "Firefox now has built-in containers, and the extension mainly adds site assignments, sync and proxy integration.", "quotes": [{"id": 783935472, "item_id": 48995967, "url": "https://news.ycombinator.com/item?id=48995967", "by": "pentagrama", "date": "2026-07-21", "stance": "neutral", "quote": "I\u2019ve been using Firefox Containers for years through Mozilla\u2019s Multi-Account Containers extension.", "excerpt": "I\u2019ve been using Firefox Containers for years through Mozilla\u2019s Multi-Account Containers extension.[1] Now that container management is available directly in Firefox, I\u2019d prefer to use the native implementation if possible. Mozilla notes that the extension still adds some functionality: > \u201cInstalling the Multi-Account Containers extension developed by Mozilla provides a few benefits on top of the native container func", "context": "", "use_case": "browser container isolation", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 783934464, "item_id": 48995904, "url": "https://news.ycombinator.com/item?id=48995904", "by": "ars", "date": "2026-07-21", "stance": "neutral", "quote": "I've been using the containers feature already for years now on Firefox.", "excerpt": "I'm a little confused here, I've been using the containers feature already for years now on Firefox. And I have no add-on installed for it, it just works. So what is it that they're adding?", "context": "", "use_case": "container tabs", "switched_from": "", "story": "Firefox Containers Preview"}]}, {"label": "Proxy breakage", "summary": "One user reports that Firefox's new built-in VPN broke the per-container proxy feature.", "quotes": [{"id": 784728528, "item_id": 49045533, "url": "https://news.ycombinator.com/item?id=49045533", "by": "lxgr", "date": "2026-07-25", "stance": "recommend", "quote": "This one is one of my favorite things about Firefox containers.", "excerpt": "> [...] integration with Mozilla VPN or your own proxy [...] This one is one of my favorite things about Firefox containers. I love being able to only route a given streaming or banking site through my home network when traveling without incurring the latency and bandwidth hit on my other browsing. Unfortunately Firefox's native \"VPN\" (the new, built-in, free, Fastly-powered one that's actually a proxy) seems to have", "context": "travels and routes banking/streaming via home network", "use_case": "routing sites through home network proxy", "switched_from": "", "story": "Firefox Containers Preview"}]}, {"label": "Weaker than profiles", "summary": "One commenter prefers profiles because their boundaries are harder, for example against accidental Google sign-ins.", "quotes": [{"id": 783951856, "item_id": 48996991, "url": "https://news.ycombinator.com/item?id=48996991", "by": "lukeschlather", "date": "2026-07-21", "stance": "compare", "quote": "I use profiles for this, I wonder what the tradeoffs are between the two approaches.", "excerpt": "I use profiles for this, I wonder what the tradeoffs are between the two approaches. I've actually been thinking about building some tools to make it easier to create and manage profiles on the fly. For me I really think profiles are better since the boundaries are harder - there's no worry about accidentally hitting the \"log in with Google\" button and clearly identifying myself to a site or similar, because I read t", "context": "", "use_case": "separating browsing identities", "switched_from": "", "story": "Firefox Containers Preview"}]}, {"label": "Limited protection", "summary": "Containers block cookie tracking but cannot stop all device fingerprinting.", "quotes": [{"id": 784165760, "item_id": 49010360, "url": "https://news.ycombinator.com/item?id=49010360", "by": "WorldMaker", "date": "2026-07-22", "stance": "recommend", "quote": "This has been one of my use cases for the Multi-Account Containers extension for some time now.", "excerpt": "This has been one of my use cases for the Multi-Account Containers extension for some time now. It's actually such a motivating use case that one of Firefox explorations into a \"simpler\" focused UX alternative to the Multi-Account Container extension is called \"Facebook Container\" and does only that, isolate Facebook, specifically into its own Container. As noted, it can't defeat all forms of device fingerprinting, b", "context": "", "use_case": "isolating Facebook tracking", "switched_from": "", "story": "Firefox Containers Preview"}]}, {"label": "Rough edges", "summary": "One long-time user reports rough edges for certain tasks.", "quotes": [{"id": 780250992, "item_id": 48765687, "url": "https://news.ycombinator.com/item?id=48765687", "by": "ddejohn", "date": "2026-07-02", "stance": "recommend", "quote": "I use the Firefox Multi-Account Containers, Temporary Containers, and Containerize extensions to manage my browsing and it's (mostly) a very nice experience.", "excerpt": "Great to see this feature being added to other browsers. I use the Firefox Multi-Account Containers, Temporary Containers, and Containerize extensions to manage my browsing and it's (mostly) a very nice experience. There are some rough edges for certain tasks, but I've not had any desire to go back to containerless browsing for a few years now.", "context": "", "use_case": "browser container management", "switched_from": "", "story": "Brave's latest browser release offers Containers for better and easier workflow"}]}], "who": [{"by": "HappMacDonald", "context": "network administrator", "url": "https://news.ycombinator.com/item?id=49061424", "date": "2026-07-26"}, {"by": "lxgr", "context": "travels and routes banking/streaming via home network", "url": "https://news.ycombinator.com/item?id=49045533", "date": "2026-07-25"}, {"by": "giancarlostoro", "context": "web app QA tester", "url": "https://news.ycombinator.com/item?id=48996395", "date": "2026-07-21"}], "tags": ["for privacy-conscious users", "for multiple accounts", "for web app QA", "for network administrators", "for travelers"], "use_cases": ["separating browser identities", "isolating banking sessions", "separating accounts", "per-tab proxy selection", "routing sites through home network proxy", "isolating facebook tracking"], "compared": [{"slug": "cookie-autodelete", "name": "Cookie AutoDelete", "co": 2, "switched_from": 1, "switched_to": 0}, {"slug": "temporary-containers", "name": "Temporary Containers", "co": 2, "switched_from": 0, "switched_to": 0}, {"slug": "chrome", "name": "Chrome", "co": 2, "switched_from": 0, "switched_to": 0}, {"slug": "firefox", "name": "Firefox", "co": 2, "switched_from": 0, "switched_to": 0}], "makers": [], "threads": [{"url": "https://news.ycombinator.com/item?id=48995409", "title": "Firefox Containers Preview", "mentions": 8}, {"url": "https://news.ycombinator.com/item?id=50029123", "title": "Telegram Desktop vulnerability allowed any user's file to be stolen", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=49527748", "title": "Hang on to Your Firefox", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=49321531", "title": "22 Years on Firefox, and Today I'm All In", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=49145646", "title": "Ask HN: What free browser tools do you use daily?", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=48763595", "title": "Brave's latest browser release offers Containers for better and easier workflow", "mentions": 1}], "sentiment_by_month": {"2025-11": {}, "2025-12": {}, "2026-01": {}, "2026-02": {}, "2026-03": {}, "2026-04": {}, "2026-05": {}, "2026-06": {}, "2026-07": {"recommend": 6, "neutral": 2, "compare": 1}, "2026-08": {"recommend": 2}, "2026-09": {"recommend": 1}, "2026-10": {"recommend": 1}}, "quotes": [{"id": 800487137, "item_id": 50030446, "url": "https://news.ycombinator.com/item?id=50030446", "by": "usr1106", "date": "2026-10-10", "stance": "recommend", "quote": "For important stuff like banking I use Firefox containers.", "excerpt": "Yes, it has access to the internal storage mechanisms of the browser. I used to use Cookie Auto Delete for years. But when I last checked it seemed unmaintained. I log out of all somewhat important services anyway every time I am done. For important stuff like banking I use Firefox containers. Yeah, all of them could have their weaknesses and vulnerabilities. I just hope no attacker hits exactly the stack I use...", "context": "", "use_case": "isolating banking sessions", "switched_from": "Cookie Auto Delete", "story": "Telegram Desktop vulnerability allowed any user's file to be stolen"}, {"id": 792493473, "item_id": 49530842, "url": "https://news.ycombinator.com/item?id=49530842", "by": "Aozora7", "date": "2026-09-02", "stance": "recommend", "quote": "now that I got used to multi-account containers, I can't go back to chrome since it has no good equivalent", "excerpt": "I switched to Firefox when chrome announced manifest v3, and I'm still happy with it. Not only I get a browser with a real adblock, now that I got used to multi-account containers, I can't go back to chrome since it has no good equivalent. And I'm also using it on mobile since it's one of the few mobile browsers with extensions too.", "context": "", "use_case": "separating accounts", "switched_from": "", "story": "Hang on to Your Firefox"}, {"id": 789240464, "item_id": 49327529, "url": "https://news.ycombinator.com/item?id=49327529", "by": "digitalPhonix", "date": "2026-08-17", "stance": "recommend", "quote": "It has completely eliminated my need to have multiple browser profiles.", "excerpt": "> Multiple Profiles > Firefox has robust profile support which creates completely separate identities. If you have a Work profile and a Personal profile and want to sync each, you need separate Mozilla accounts for each, though. Depending on your use case, you should check out https://addons.mozilla.org/en-US/firefox/addon/multi-account-containers/ It has completely eliminated my need to have multiple browser profile", "context": "", "use_case": "separating browser identities", "switched_from": "", "story": "22 Years on Firefox, and Today I'm All In"}, {"id": 786336755, "item_id": 49146047, "url": "https://news.ycombinator.com/item?id=49146047", "by": "inigyou", "date": "2026-08-02", "stance": "recommend", "quote": "Multi-Account Containers", "excerpt": "SponsorBlock Return YouTube Dislike uBlock Origin Multi-Account Containers", "context": "", "use_case": "separating browser identities", "switched_from": "", "story": "Ask HN: What free browser tools do you use daily?"}, {"id": 784982784, "item_id": 49061424, "url": "https://news.ycombinator.com/item?id=49061424", "by": "HappMacDonald", "date": "2026-07-26", "stance": "recommend", "quote": "With Multi-account containers I get to choose which tabs use the proxy :)", "excerpt": "I use the proxy feature extensively as a network administrator, it is quite frequent that I need to SSH tunnel to get to the Web UI of a remote resource (for security or at least as often to bypass a routing deficiency I am troubleshooting) and before Multi-account Containers I'd basically have to fire up a completely different browser since the proxy settings I use would control every tab and every site I tried to r", "context": "network administrator", "use_case": "per-tab proxy selection", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 784728528, "item_id": 49045533, "url": "https://news.ycombinator.com/item?id=49045533", "by": "lxgr", "date": "2026-07-25", "stance": "recommend", "quote": "This one is one of my favorite things about Firefox containers.", "excerpt": "> [...] integration with Mozilla VPN or your own proxy [...] This one is one of my favorite things about Firefox containers. I love being able to only route a given streaming or banking site through my home network when traveling without incurring the latency and bandwidth hit on my other browsing. Unfortunately Firefox's native \"VPN\" (the new, built-in, free, Fastly-powered one that's actually a proxy) seems to have", "context": "travels and routes banking/streaming via home network", "use_case": "routing sites through home network proxy", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 784165760, "item_id": 49010360, "url": "https://news.ycombinator.com/item?id=49010360", "by": "WorldMaker", "date": "2026-07-22", "stance": "recommend", "quote": "This has been one of my use cases for the Multi-Account Containers extension for some time now.", "excerpt": "This has been one of my use cases for the Multi-Account Containers extension for some time now. It's actually such a motivating use case that one of Firefox explorations into a \"simpler\" focused UX alternative to the Multi-Account Container extension is called \"Facebook Container\" and does only that, isolate Facebook, specifically into its own Container. As noted, it can't defeat all forms of device fingerprinting, b", "context": "", "use_case": "isolating Facebook tracking", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 783951856, "item_id": 48996991, "url": "https://news.ycombinator.com/item?id=48996991", "by": "lukeschlather", "date": "2026-07-21", "stance": "compare", "quote": "I use profiles for this, I wonder what the tradeoffs are between the two approaches.", "excerpt": "I use profiles for this, I wonder what the tradeoffs are between the two approaches. I've actually been thinking about building some tools to make it easier to create and manage profiles on the fly. For me I really think profiles are better since the boundaries are harder - there's no worry about accidentally hitting the \"log in with Google\" button and clearly identifying myself to a site or similar, because I read t", "context": "", "use_case": "separating browsing identities", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 783947024, "item_id": 48996689, "url": "https://news.ycombinator.com/item?id=48996689", "by": "bityard", "date": "2026-07-21", "stance": "recommend", "quote": "the killer feature of Firefox containers for me", "excerpt": "> site-specific container assignments This is (or was, before I switched to Vivaldi) the killer feature of Firefox containers for me. I could banish certain tracking-heavy sites to their own containers so that they could only track where I've been on their own properties and not across the whole web. (Without having to remember to switch to their containers beforehand.) So I guess if I go back to Firefox, I'll still ", "context": "", "use_case": "isolating tracking-heavy sites", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 783942320, "item_id": 48996395, "url": "https://news.ycombinator.com/item?id=48996395", "by": "giancarlostoro", "date": "2026-07-21", "stance": "recommend", "quote": "I used the Multi-Account Containers Extension to manage QA testing of web apps", "excerpt": "Back in like 2017? or 2018 when Containers came out for Firefox, I used the Multi-Account Containers Extension to manage QA testing of web apps, I'd have a container labeled for the user I wanted to log in as and test. It's insanely useful for the web. What's also interesting is Tor Browser could probably take full advantage of containers later on, but I'm not sure if they would come up with a specific way of using i", "context": "web app QA tester", "use_case": "QA testing with multiple user logins", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 783935472, "item_id": 48995967, "url": "https://news.ycombinator.com/item?id=48995967", "by": "pentagrama", "date": "2026-07-21", "stance": "neutral", "quote": "I\u2019ve been using Firefox Containers for years through Mozilla\u2019s Multi-Account Containers extension.", "excerpt": "I\u2019ve been using Firefox Containers for years through Mozilla\u2019s Multi-Account Containers extension.[1] Now that container management is available directly in Firefox, I\u2019d prefer to use the native implementation if possible. Mozilla notes that the extension still adds some functionality: > \u201cInstalling the Multi-Account Containers extension developed by Mozilla provides a few benefits on top of the native container func", "context": "", "use_case": "browser container isolation", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 783934464, "item_id": 48995904, "url": "https://news.ycombinator.com/item?id=48995904", "by": "ars", "date": "2026-07-21", "stance": "neutral", "quote": "I've been using the containers feature already for years now on Firefox.", "excerpt": "I'm a little confused here, I've been using the containers feature already for years now on Firefox. And I have no add-on installed for it, it just works. So what is it that they're adding?", "context": "", "use_case": "container tabs", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 780250992, "item_id": 48765687, "url": "https://news.ycombinator.com/item?id=48765687", "by": "ddejohn", "date": "2026-07-02", "stance": "recommend", "quote": "I use the Firefox Multi-Account Containers, Temporary Containers, and Containerize extensions to manage my browsing and it's (mostly) a very nice experience.", "excerpt": "Great to see this feature being added to other browsers. I use the Firefox Multi-Account Containers, Temporary Containers, and Containerize extensions to manage my browsing and it's (mostly) a very nice experience. There are some rough edges for certain tasks, but I've not had any desire to go back to containerless browsing for a few years now.", "context": "", "use_case": "browser container management", "switched_from": "", "story": "Brave's latest browser release offers Containers for better and easier workflow"}]}