browser productivity extensions

Recent window: last 5.4 months (2026-05-01 → 2026-10-11), compared with the prior 5.4 months.

horizontal · 114 members · Data as of 2026-10-14

Browser productivity extensions embed directly into web browsers to streamline daily workflows through tab management, page decluttering, AI assistance, and automated browsing utilities. Knowledge workers, researchers, and digital power users adopt them to eliminate friction and navigate the web more efficiently. Unlike standalone desktop apps or web-based software, these tools operate natively within the user's active viewport without requiring context switching.

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Pulled from real Hacker News comment threads on this niche's launches.

Most asked for

Dedicated HN browser (Chromium-based) with built-in commenting/submission (1)
Raised on I was tired of opening 2 tabs for every HN link, so I made a userscript
Delay documentation fetch until code block visible for n milliseconds to avoid throttling (1)
Raised on Hover
Dupe detection or unsubmitted link detection (1)
Raised on I was tired of opening 2 tabs for every HN link, so I made a userscript
Expand mobile site content (1)
Raised on Yellopages
Fetch official docs mapped to actual code version being viewed (1)
Raised on Hover
Firefox browser support (1)
Raised on Yellopages
Firefox version/support (1)
Raised on GoPeek
Long press activation for link preview (1)
Raised on I was drowning in browser tabs, so I built this

Concerns raised

Auto-update requires @updateURL/@downloadURL specification (1)
Raised on I was tired of opening 2 tabs for every HN link, so I made a userscript
Chrome developer account registration fee payment issues (1)
Raised on I was drowning in browser tabs, so I built this
Control learning curve for new users (1)
Raised on I was drowning in browser tabs, so I built this
Filter could enable tracking/privacy issues through adversarial collision scenarios (1)
Raised on I was tired of opening 2 tabs for every HN link, so I made a userscript
Generated explanations invent methods and parameters that don't exist (1)
Raised on Hover
Impractical to maintain universal token-to-documentation mappings (1)
Raised on Hover
LLM hallucinations produce false/inaccurate information (1)
Raised on Hover
Mobile site lacks information (1)
Raised on Yellopages

Compared to

Chrome extensions (1)
Raised on I was tired of opening 2 tabs for every HN link, so I made a userscript
cht.sh (cheat sheet wiki) (1)
Raised on Hover
Firefox (1)
Raised on Yellopages
Firefox built-in link previews with AI (1)
Raised on Hover
Firefox extensions (historical) (1)
Raised on I was tired of opening 2 tabs for every HN link, so I made a userscript
GSuite/Google Docs comments (1)
Raised on I was tired of opening 2 tabs for every HN link, so I made a userscript
Language servers (LSP) (1)
Raised on Hover
Reddit as a discussion source (1)
Raised on I was tired of opening 2 tabs for every HN link, so I made a userscript

Members

Name	Source	Upvotes ▲	Launched
TabRollback	PH	2	2026-09-24
Tabuki	PH	2	2026-09-10
SpotRecall - AI Search for Your Browsing	PH	2	2026-09-28
TabMint	PH	2	2026-09-11
Tabosmart	PH	2	2026-09-11
Locul	PH	2	2026-10-04
CanvasTab	PH	2	2026-10-04
Vim Todo List 2.0	PH	2	2026-09-15
WebMemo	PH	2	2026-09-15
Atopu	PH	2	2026-09-15
Locksy: Tab Locker & Password Protection	PH	2	2026-09-22
Éclat Tab	PH	2	2026-09-14
SideDock	PH	2	2026-09-29
Ghostfill Browser Extension	PH	2	2026-09-15
UnifiWorkspace	PH	2	2026-09-30
Tabox Pro	PH	2	2026-10-01
Smart NotebookLM Importer	PH	2	2026-10-04
Highlight to Action	PH	2	2026-10-04
re:note	PH	2	2026-09-24
Fixyt	PH	2	2026-09-06
Daily Workspace	PH	2	2026-09-18
TabStack	PH	2	2026-09-12
TabTools	PH	2	2026-09-13
OneDock	PH	2	2026-09-14
Universal Select	PH	2	2026-09-17
GatherQuill	PH	2	2026-09-22
Alcove	PH	2	2026-10-02
Kortex: Spatial Tab Manager & Workspace	PH	2	2026-10-02
ClaudePack	PH	2	2026-10-13
Focus Reader	PH	2	2026-10-13
TubeFocus	PH	2	2026-10-13
TabYell	PH	3	2026-09-12
Viewport Kit – Chrome Extension	PH	3	2026-10-01
typed.cc	PH	3	2026-10-10
DeMarkup	PH	4	2026-10-07
Context Atlas	PH	4	2026-09-23
A high-performance, all-in-one extension for managing tabs	HN	5	2026-09-12
Chrome extension for clean, readable SEC filings (10-K, 10-Q, 8-K)	HN	5	2026-07-24
I built a Chrome extension so Claude can close my 300 tabs	HN	5	2026-07-29
Tab Freezer	HN	5	2025-11-23
linkedin-quiet	GITHUB	7	2026-09-16
lumo-common-prompts	GITHUB	7	2026-09-14
Better Twitter	PH	8	2026-09-17
I was drowning in browser tabs, so I built this	HN	9	2026-06-19
Dashi	HN	9	2026-08-24
UI Context for Agents	PH	10	2026-10-08
Persian-Typo-Fixer	GITHUB	12	2026-09-15
ZEUS	GITHUB	14	2026-09-19
x-scanner	GITHUB	15	2026-09-18
focusflow	GITHUB	16	2026-09-20