{"slug": "sidebery", "name": "Sidebery", "category": "browsers", "category_name": "Browsers and extensions", "description": "Firefox extension for managing tabs as vertical tree-style lists, panels, and containers.", "recommenders": 6, "commenters": 8, "warners": 0, "score": 6.245, "rising": 0.69, "first": "2026-03-06", "latest": "2026-10-23", "why": "Liked for tree-style vertical tabs in Firefox, tab-organizing panels and saved tab trees, and a cleaner UI with saner defaults than Tree Style Tab.", "why_is_quote": false, "has_verdict": true, "sentiment": {"recommend": 6, "neutral": 2, "compare": 0, "warn": 0}, "spark": [0, 0, 0, 0, 0, 0, 0, 1, 3, 0, 1, 1], "listed": true, "loved": ["Tree-style tabs", "Tab organization"], "caveat": "CSS tweaks needed", "short_quote": "Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "icon": true, "domain": null, "github_repo": null, "official_url": "https://github.com/mbnuqw/sidebery", "pricing": "open source", "aliases": ["Sidebery"], "verdict": [{"text": "Liked for tree-style vertical tabs in Firefox", "cites": [{"id": 776899504, "item_id": 48556219, "url": "https://news.ycombinator.com/item?id=48556219", "by": "wussboy", "date": "2026-06-16", "stance": "recommend", "quote": "Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "excerpt": "What are you on about? :) Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "context": "", "use_case": "tree-style tabs", "switched_from": "", "story": "Google Chrome is killing all uBlock Origin bypasses, Edge, Opera to follow"}, {"id": 785511169, "item_id": 49094448, "url": "https://news.ycombinator.com/item?id=49094448", "by": "dvdkon", "date": "2026-07-29", "stance": "recommend", "quote": "I wouldn't want to replace my Sidebery vertical tabs with this setup", "excerpt": "I use Sway and happily manage my terminal windows using its tabs and splits. I can mix other \"graphical\" apps with the terminals or move them to another screen, all with the same keybindings. I agree, though, that I wouldn't want to replace my Sidebery vertical tabs with this setup, but I ultimately don't see why equivalent functionality couldn't be implemented inside the window manager in some alternate universe. Th", "context": "", "use_case": "vertical tabs in browser", "switched_from": "", "story": "Show HN: I was tired of opening 2 tabs for every HN link, so I made a userscript"}, {"id": 783127713, "item_id": 48945482, "url": "https://news.ycombinator.com/item?id=48945482", "by": "guilhas", "date": "2026-07-17", "stance": "recommend", "quote": "I use the extension 'Tree Style Tab', with some settings changed, or Sidebery.", "excerpt": "21k from around one year I use the extension 'Tree Style Tab', with some settings changed, or Sidebery. And 'Auto Tab Reaper' to unload old tabs Eventually I will probably just bookmark them Ctrl-Shift-D, which was what I was doing before, at the end of the day for all tabs open So later I can tell the llm to go mine something forgotten", "context": "has about 21k open tabs", "use_case": "managing many tabs", "switched_from": "", "story": "Ask HN: How do you manage too many open tabs?"}]}, {"text": ", tab-organizing panels and saved tab trees", "cites": [{"id": 784759568, "item_id": 49047473, "url": "https://news.ycombinator.com/item?id=49047473", "by": "naiveter", "date": "2026-07-25", "stance": "recommend", "quote": "Sidebery's panels (if you don't mind vertical tabs)", "excerpt": "I'm not a Vivaldi user, but just based off their feature page, you might be interested to check out some of the features/extensions: 1. Firefox's native tab groups [^1] 2. Sidebery's panels (if you don't mind vertical tabs) [^2] 3. Simple Tab Groups [^3] [1]: https://www.firefox.com/en-US/features/tab-groups/ [2]: https://addons.mozilla.org/en-US/firefox/addon/sidebery/ [3]: https://addons.mozilla.org/en-US/firefox/a", "context": "", "use_case": "workspace-like tab panels in Firefox", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 803298800, "item_id": 50206175, "url": "https://news.ycombinator.com/item?id=50206175", "by": "nextaccountic", "date": "2026-10-23", "stance": "recommend", "quote": "Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults.", "excerpt": "I used and love TST (plus a huge number of extensions - TST is an extension that is extended with further extensions!) but it's complex and clunky. Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults. Also it has a feature to save and restore all tabs, with the whole tree structure preserved (even though I think it should be its own extension) Only problem is that I suspect that Si", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "Tree Style Tab", "story": "A farewell to Arc browser"}]}, {"text": ", and a cleaner UI with saner defaults than Tree Style Tab.", "cites": [{"id": 803298800, "item_id": 50206175, "url": "https://news.ycombinator.com/item?id=50206175", "by": "nextaccountic", "date": "2026-10-23", "stance": "recommend", "quote": "Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults.", "excerpt": "I used and love TST (plus a huge number of extensions - TST is an extension that is extended with further extensions!) but it's complex and clunky. Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults. Also it has a feature to save and restore all tabs, with the whole tree structure preserved (even though I think it should be its own extension) Only problem is that I suspect that Si", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "Tree Style Tab", "story": "A farewell to Arc browser"}, {"id": 776899504, "item_id": 48556219, "url": "https://news.ycombinator.com/item?id=48556219", "by": "wussboy", "date": "2026-06-16", "stance": "recommend", "quote": "Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "excerpt": "What are you on about? :) Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "context": "", "use_case": "tree-style tabs", "switched_from": "", "story": "Google Chrome is killing all uBlock Origin bypasses, Edge, Opera to follow"}]}, {"text": " The caveats are needing custom Firefox CSS, which occasionally breaks", "cites": [{"id": 803299377, "item_id": 50206211, "url": "https://news.ycombinator.com/item?id=50206211", "by": "nextaccountic", "date": "2026-10-23", "stance": "recommend", "quote": "it's pretty rare for it to break. It actually broke a few days ago, I fixed it in a few minutes", "excerpt": "Indeed you need to write some firefox css to use either TST or Sidebery. But it's pretty rare for it to break. It actually broke a few days ago, I fixed it in a few minutes - ctrl+shift+alt+i opens the developer tools for the browser UI itself, then it's a matter of selecting the faulty element and writing the CSS to hide it or whatever. Or, ask a LLM to write the CCS for you. Or check out https://www.reddit.com/r/Fi", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "", "story": "A farewell to Arc browser"}]}, {"text": ", and a suspected memory leak.", "cites": [{"id": 803298800, "item_id": 50206175, "url": "https://news.ycombinator.com/item?id=50206175", "by": "nextaccountic", "date": "2026-10-23", "stance": "recommend", "quote": "Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults.", "excerpt": "I used and love TST (plus a huge number of extensions - TST is an extension that is extended with further extensions!) but it's complex and clunky. Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults. Also it has a feature to save and restore all tabs, with the whole tree structure preserved (even though I think it should be its own extension) Only problem is that I suspect that Si", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "Tree Style Tab", "story": "A farewell to Arc browser"}]}], "praise": [{"label": "Tree-style tabs", "summary": "Commenters rely on it for nested vertical tabs and would not give that up.", "quotes": [{"id": 776899504, "item_id": 48556219, "url": "https://news.ycombinator.com/item?id=48556219", "by": "wussboy", "date": "2026-06-16", "stance": "recommend", "quote": "Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "excerpt": "What are you on about? :) Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "context": "", "use_case": "tree-style tabs", "switched_from": "", "story": "Google Chrome is killing all uBlock Origin bypasses, Edge, Opera to follow"}, {"id": 785511169, "item_id": 49094448, "url": "https://news.ycombinator.com/item?id=49094448", "by": "dvdkon", "date": "2026-07-29", "stance": "recommend", "quote": "I wouldn't want to replace my Sidebery vertical tabs with this setup", "excerpt": "I use Sway and happily manage my terminal windows using its tabs and splits. I can mix other \"graphical\" apps with the terminals or move them to another screen, all with the same keybindings. I agree, though, that I wouldn't want to replace my Sidebery vertical tabs with this setup, but I ultimately don't see why equivalent functionality couldn't be implemented inside the window manager in some alternate universe. Th", "context": "", "use_case": "vertical tabs in browser", "switched_from": "", "story": "Show HN: I was tired of opening 2 tabs for every HN link, so I made a userscript"}, {"id": 783127713, "item_id": 48945482, "url": "https://news.ycombinator.com/item?id=48945482", "by": "guilhas", "date": "2026-07-17", "stance": "recommend", "quote": "I use the extension 'Tree Style Tab', with some settings changed, or Sidebery.", "excerpt": "21k from around one year I use the extension 'Tree Style Tab', with some settings changed, or Sidebery. And 'Auto Tab Reaper' to unload old tabs Eventually I will probably just bookmark them Ctrl-Shift-D, which was what I was doing before, at the end of the day for all tabs open So later I can tell the llm to go mine something forgotten", "context": "has about 21k open tabs", "use_case": "managing many tabs", "switched_from": "", "story": "Ask HN: How do you manage too many open tabs?"}]}, {"label": "Tab organization", "summary": "Panels and tab save and restore with the tree structure preserved help organize many tabs.", "quotes": [{"id": 784759568, "item_id": 49047473, "url": "https://news.ycombinator.com/item?id=49047473", "by": "naiveter", "date": "2026-07-25", "stance": "recommend", "quote": "Sidebery's panels (if you don't mind vertical tabs)", "excerpt": "I'm not a Vivaldi user, but just based off their feature page, you might be interested to check out some of the features/extensions: 1. Firefox's native tab groups [^1] 2. Sidebery's panels (if you don't mind vertical tabs) [^2] 3. Simple Tab Groups [^3] [1]: https://www.firefox.com/en-US/features/tab-groups/ [2]: https://addons.mozilla.org/en-US/firefox/addon/sidebery/ [3]: https://addons.mozilla.org/en-US/firefox/a", "context": "", "use_case": "workspace-like tab panels in Firefox", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 803298800, "item_id": 50206175, "url": "https://news.ycombinator.com/item?id=50206175", "by": "nextaccountic", "date": "2026-10-23", "stance": "recommend", "quote": "Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults.", "excerpt": "I used and love TST (plus a huge number of extensions - TST is an extension that is extended with further extensions!) but it's complex and clunky. Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults. Also it has a feature to save and restore all tabs, with the whole tree structure preserved (even though I think it should be its own extension) Only problem is that I suspect that Si", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "Tree Style Tab", "story": "A farewell to Arc browser"}, {"id": 792572657, "item_id": 49535791, "url": "https://news.ycombinator.com/item?id=49535791", "by": "kiliancs", "date": "2026-09-02", "stance": "recommend", "quote": "Sidebery, Tab Wrangler and the new Agents window", "excerpt": "I left Firefox for the first time since... well, I _think_ I used it before it was Firefox. This self-imposed exile only lasted a couple months. I left looking for low-friction answers to my need to organize tabs and content. I didn't love giving up control to some central organization to process my data, but I had promised myself I'd write one or two extensions to answer my needs \"next week\" for years. After doing s", "context": "", "use_case": "organizing tabs", "switched_from": "", "story": "Hang on to Your Firefox"}]}, {"label": "Simpler than TST", "summary": "Covers the parts of Tree Style Tab that matter, with a better UI and saner defaults.", "quotes": [{"id": 803298800, "item_id": 50206175, "url": "https://news.ycombinator.com/item?id=50206175", "by": "nextaccountic", "date": "2026-10-23", "stance": "recommend", "quote": "Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults.", "excerpt": "I used and love TST (plus a huge number of extensions - TST is an extension that is extended with further extensions!) but it's complex and clunky. Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults. Also it has a feature to save and restore all tabs, with the whole tree structure preserved (even though I think it should be its own extension) Only problem is that I suspect that Si", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "Tree Style Tab", "story": "A farewell to Arc browser"}, {"id": 776899504, "item_id": 48556219, "url": "https://news.ycombinator.com/item?id=48556219", "by": "wussboy", "date": "2026-06-16", "stance": "recommend", "quote": "Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "excerpt": "What are you on about? :) Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "context": "", "use_case": "tree-style tabs", "switched_from": "", "story": "Google Chrome is killing all uBlock Origin bypasses, Edge, Opera to follow"}]}, {"label": "Firefox anchor", "summary": "One commenter calls it the main reason they won't leave Firefox.", "quotes": [{"id": 776899504, "item_id": 48556219, "url": "https://news.ycombinator.com/item?id=48556219", "by": "wussboy", "date": "2026-06-16", "stance": "recommend", "quote": "Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "excerpt": "What are you on about? :) Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "context": "", "use_case": "tree-style tabs", "switched_from": "", "story": "Google Chrome is killing all uBlock Origin bypasses, Edge, Opera to follow"}]}], "caveats": [{"label": "CSS tweaks needed", "summary": "Hiding the native tab bar takes custom Firefox CSS that can occasionally break, though it is usually quick to fix.", "quotes": [{"id": 803299377, "item_id": 50206211, "url": "https://news.ycombinator.com/item?id=50206211", "by": "nextaccountic", "date": "2026-10-23", "stance": "recommend", "quote": "it's pretty rare for it to break. It actually broke a few days ago, I fixed it in a few minutes", "excerpt": "Indeed you need to write some firefox css to use either TST or Sidebery. But it's pretty rare for it to break. It actually broke a few days ago, I fixed it in a few minutes - ctrl+shift+alt+i opens the developer tools for the browser UI itself, then it's a matter of selecting the faulty element and writing the CSS to hide it or whatever. Or, ask a LLM to write the CCS for you. Or check out https://www.reddit.com/r/Fi", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "", "story": "A farewell to Arc browser"}]}, {"label": "Memory leaks", "summary": "One user suspects severe memory leaks but is not sure Sidebery is the cause.", "quotes": [{"id": 803298800, "item_id": 50206175, "url": "https://news.ycombinator.com/item?id=50206175", "by": "nextaccountic", "date": "2026-10-23", "stance": "recommend", "quote": "Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults.", "excerpt": "I used and love TST (plus a huge number of extensions - TST is an extension that is extended with further extensions!) but it's complex and clunky. Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults. Also it has a feature to save and restore all tabs, with the whole tree structure preserved (even though I think it should be its own extension) Only problem is that I suspect that Si", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "Tree Style Tab", "story": "A farewell to Arc browser"}]}, {"label": "Vertical tabs only", "summary": "Its panels suit people who are fine with vertical tabs.", "quotes": [{"id": 784759568, "item_id": 49047473, "url": "https://news.ycombinator.com/item?id=49047473", "by": "naiveter", "date": "2026-07-25", "stance": "recommend", "quote": "Sidebery's panels (if you don't mind vertical tabs)", "excerpt": "I'm not a Vivaldi user, but just based off their feature page, you might be interested to check out some of the features/extensions: 1. Firefox's native tab groups [^1] 2. Sidebery's panels (if you don't mind vertical tabs) [^2] 3. Simple Tab Groups [^3] [1]: https://www.firefox.com/en-US/features/tab-groups/ [2]: https://addons.mozilla.org/en-US/firefox/addon/sidebery/ [3]: https://addons.mozilla.org/en-US/firefox/a", "context": "", "use_case": "workspace-like tab panels in Firefox", "switched_from": "", "story": "Firefox Containers Preview"}]}], "who": [{"by": "guilhas", "context": "has about 21k open tabs", "url": "https://news.ycombinator.com/item?id=48945482", "date": "2026-07-17"}], "tags": ["for Firefox users", "for tab hoarders", "Tree Style Tab alternative"], "use_cases": ["vertical tabs in firefox", "organizing tabs", "vertical tabs in browser", "workspace-like tab panels in firefox", "managing many tabs", "tree-style tabs"], "compared": [{"slug": "tree-style-tab", "name": "Tree Style Tab", "co": 3, "switched_from": 1, "switched_to": 0}, {"slug": "firefox", "name": "Firefox", "co": 3, "switched_from": 0, "switched_to": 0}, {"slug": "ublock-origin", "name": "uBlock Origin", "co": 2, "switched_from": 0, "switched_to": 0}], "makers": [], "threads": [{"url": "https://news.ycombinator.com/item?id=50197601", "title": "A farewell to Arc browser", "mentions": 2}, {"url": "https://news.ycombinator.com/item?id=49892721", "title": "The new Firefox design is here", "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=49090607", "title": "Show HN: I was tired of opening 2 tabs for every HN link, so I made a userscript", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=48995409", "title": "Firefox Containers Preview", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=48934898", "title": "Ask HN: How do you manage too many open tabs?", "mentions": 1}], "sentiment_by_month": {"2025-11": {}, "2025-12": {}, "2026-01": {}, "2026-02": {}, "2026-03": {"neutral": 1}, "2026-04": {}, "2026-05": {}, "2026-06": {"recommend": 1}, "2026-07": {"recommend": 3}, "2026-08": {}, "2026-09": {"recommend": 1, "neutral": 1}, "2026-10": {"recommend": 1}}, "quotes": [{"id": 803299377, "item_id": 50206211, "url": "https://news.ycombinator.com/item?id=50206211", "by": "nextaccountic", "date": "2026-10-23", "stance": "recommend", "quote": "it's pretty rare for it to break. It actually broke a few days ago, I fixed it in a few minutes", "excerpt": "Indeed you need to write some firefox css to use either TST or Sidebery. But it's pretty rare for it to break. It actually broke a few days ago, I fixed it in a few minutes - ctrl+shift+alt+i opens the developer tools for the browser UI itself, then it's a matter of selecting the faulty element and writing the CSS to hide it or whatever. Or, ask a LLM to write the CCS for you. Or check out https://www.reddit.com/r/Fi", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "", "story": "A farewell to Arc browser"}, {"id": 803298800, "item_id": 50206175, "url": "https://news.ycombinator.com/item?id=50206175", "by": "nextaccountic", "date": "2026-10-23", "stance": "recommend", "quote": "Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults.", "excerpt": "I used and love TST (plus a huge number of extensions - TST is an extension that is extended with further extensions!) but it's complex and clunky. Sidebery can do the 80% of TST that matters, with a better UI and UX and saner defaults. Also it has a feature to save and restore all tabs, with the whole tree structure preserved (even though I think it should be its own extension) Only problem is that I suspect that Si", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "Tree Style Tab", "story": "A farewell to Arc browser"}, {"id": 798319888, "item_id": 49894993, "url": "https://news.ycombinator.com/item?id=49894993", "by": "anonthrownaway", "date": "2026-09-29", "stance": "neutral", "quote": "Maybe because I have Sidebery?", "excerpt": "{Adding to my above discussion} I installed the update on another macbook that's not my daily driver and browser.nova.enabled defaulted to false. Maybe because I have Sidebery? I switched to true and it didn't mess anything up, just added some strange minimal rounding to things. Whew. Keeping it off, but relieved that I can update the SW...", "context": "", "use_case": "vertical tabs in Firefox", "switched_from": "", "story": "The new Firefox design is here"}, {"id": 792572657, "item_id": 49535791, "url": "https://news.ycombinator.com/item?id=49535791", "by": "kiliancs", "date": "2026-09-02", "stance": "recommend", "quote": "Sidebery, Tab Wrangler and the new Agents window", "excerpt": "I left Firefox for the first time since... well, I _think_ I used it before it was Firefox. This self-imposed exile only lasted a couple months. I left looking for low-friction answers to my need to organize tabs and content. I didn't love giving up control to some central organization to process my data, but I had promised myself I'd write one or two extensions to answer my needs \"next week\" for years. After doing s", "context": "", "use_case": "organizing tabs", "switched_from": "", "story": "Hang on to Your Firefox"}, {"id": 785511169, "item_id": 49094448, "url": "https://news.ycombinator.com/item?id=49094448", "by": "dvdkon", "date": "2026-07-29", "stance": "recommend", "quote": "I wouldn't want to replace my Sidebery vertical tabs with this setup", "excerpt": "I use Sway and happily manage my terminal windows using its tabs and splits. I can mix other \"graphical\" apps with the terminals or move them to another screen, all with the same keybindings. I agree, though, that I wouldn't want to replace my Sidebery vertical tabs with this setup, but I ultimately don't see why equivalent functionality couldn't be implemented inside the window manager in some alternate universe. Th", "context": "", "use_case": "vertical tabs in browser", "switched_from": "", "story": "Show HN: I was tired of opening 2 tabs for every HN link, so I made a userscript"}, {"id": 784759568, "item_id": 49047473, "url": "https://news.ycombinator.com/item?id=49047473", "by": "naiveter", "date": "2026-07-25", "stance": "recommend", "quote": "Sidebery's panels (if you don't mind vertical tabs)", "excerpt": "I'm not a Vivaldi user, but just based off their feature page, you might be interested to check out some of the features/extensions: 1. Firefox's native tab groups [^1] 2. Sidebery's panels (if you don't mind vertical tabs) [^2] 3. Simple Tab Groups [^3] [1]: https://www.firefox.com/en-US/features/tab-groups/ [2]: https://addons.mozilla.org/en-US/firefox/addon/sidebery/ [3]: https://addons.mozilla.org/en-US/firefox/a", "context": "", "use_case": "workspace-like tab panels in Firefox", "switched_from": "", "story": "Firefox Containers Preview"}, {"id": 783127713, "item_id": 48945482, "url": "https://news.ycombinator.com/item?id=48945482", "by": "guilhas", "date": "2026-07-17", "stance": "recommend", "quote": "I use the extension 'Tree Style Tab', with some settings changed, or Sidebery.", "excerpt": "21k from around one year I use the extension 'Tree Style Tab', with some settings changed, or Sidebery. And 'Auto Tab Reaper' to unload old tabs Eventually I will probably just bookmark them Ctrl-Shift-D, which was what I was doing before, at the end of the day for all tabs open So later I can tell the llm to go mine something forgotten", "context": "has about 21k open tabs", "use_case": "managing many tabs", "switched_from": "", "story": "Ask HN: How do you manage too many open tabs?"}, {"id": 776899504, "item_id": 48556219, "url": "https://news.ycombinator.com/item?id=48556219", "by": "wussboy", "date": "2026-06-16", "stance": "recommend", "quote": "Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "excerpt": "What are you on about? :) Give Sidebery a try. The king of all tree-style tab browsers and the #1 reason I won't move away from Firefox.", "context": "", "use_case": "tree-style tabs", "switched_from": "", "story": "Google Chrome is killing all uBlock Origin bypasses, Edge, Opera to follow"}, {"id": 756401828, "item_id": 47275114, "url": "https://news.ycombinator.com/item?id=47275114", "by": "bergheim", "date": "2026-03-06", "stance": "neutral", "quote": "dark reader, vimium, sideberry", "excerpt": "Strange. I have a tab hoarding problem, I often have over 1000 tabs open [1][2], and I cannot remember the last time Firefox crashed. I'm thinking it must have been years? I use ublock origin though, which might help since ads do their best to steal your computer and soul through any means possible of course. I also use a bunch of other extensions though, dark reader, vimium, sideberry... I'd expect me to be a bit mo", "context": "", "use_case": "tab management", "switched_from": "", "story": "10% of Firefox crashes are caused by bitflips"}]}