Arc-style sidebar: tabs, bookmarks & reading list + local AI (grouping, cleanup, summary, search), Workspaces. API key optional.
Users
373
β46 in 30 days
Rating
4.4 / 5
unchanged in 30 days
Ratings
7
0 in 30 days
Store rank
#49K
#42K among extensions
Version
1.20.0
updated 19 Aug 2026
Users
monthly, 13 months
Latest, 16 Oct 2026:373 usersMove the mouse over the chart for any month
Ratings count
monthly, 13 months
Latest, 16 Oct 2026:7 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Sidebar for Tabs/Bookmarks
# Arc-like Vertical Tabs & Bookmarks Β· Your Knowledge Workspace for Chrome
π **Local by default** Β· π **No API key needed (BYO optional)** Β· π€ **Built-in Gemini Nano AI**
Chrome's native vertical tabs (2025) only show your tabs vertically. **This is a full knowledge workspace**: unified tabs + bookmarks + reading list, AI-powered (auto group naming, tab cleanup, hover summaries, natural-language search), Workspaces for hibernate-and-restore tab bundles synced across devices, a βK Command Palette, and Bookmark Tools for tagging, deduping, and dead-link cleanup β on-device by default (no API key), with optional bring-your-own-key cloud AI (Gemini API / Claude / OpenAI-compatible / Ollama).
Tired of getting lost in dozens of cluttered tabs? Craving the sleek, vertical tab experience of the Arc browser but can't leave the Chrome ecosystem?
**Arc-like Vertical Tabs & Bookmarks** is your ultimate answer! π
## π Why not just Chrome's native vertical tabs?
| Feature | Native Vertical Tabs | This Extension |
| :--- | :---: | :---: |
| Vertical tab list, tab groups | β | β |
| Bookmarks in the same panel | β | β |
| Reading List integrated | β | β |
| RSS subscriptions | β | β |
| Cross-window tab view | β | β |
| **Workspaces (hibernate + restore, cross-device)** | β | β |
| **Auto Grouping Rules (site β group routing)** | β | β |
| **Auto-Archive + Snooze** | β | β |
| **AI Auto Group Naming** | β | β Local AI |
| **AI Tab Cleanup Suggestions** | β | β Local AI |
| **AI Hover Summary** | β | β Local AI |
| **Ask AI Find (natural-language search)** | β | β Local AI |
| **Bookmark Tools** (tags / dedupe / dead-link) | β | β |
| **Command Palette (βK)** | β | β |
| **Custom theme + background image** | β | β |
| API key required | N/A | β Optional |
| Local & offline | β | β By default |
We've completely reimagined Chrome, introducing a modern side panel that unifies **Vertical Tabs**, **Tab Groups**, and **Bookmark Management**. Say goodbye to the traditional horizontal tab bar and regain control of your browser. Experience focus and efficiency like never before.
π **Official Website**: [https://sidebar-for-tabs-bookmarks.taislife.work/](https://sidebar-for-tabs-bookmarks.taislife.work/)
---
## π₯ Key Features
### π€ Knowledge Workspace 2026 (new)
- **AI Auto Group Naming**: New empty tab groups get an emoji + short label automatically (Gemini Nano).
- **AI Tab Cleanup Suggestions**: π§Ή button β AI tells you which tabs you can probably close, with short reasons.
- **AI Hover Summary**: Hover any tab 2s for a one-sentence page summary.
- **AI Reading List Summary Memory**: Added to Reading List? AI summarizes once and stores locally β preview later, even offline.
- **Ask AI to Find (βK)**: Natural-language search across tabs, bookmarks, and reading list β "the React Hooks article I read last week" actually works.
- **Workspaces**: Bundle tabs as named workspaces, hibernate-and-restore one-click, metadata sync across devices.
- **Command Palette (βK / Ctrl+K)**: Linear/Raycast-style unified search + actions overlay.
- **Bookmark Tools**: π οΈ for multi-tag, duplicate finder, dead-link checker.
- **Local by Default, Cloud Optional**: AI runs on Chrome's built-in Gemini Nano out of the box β nothing leaves your machine. Optionally connect your own API key (Gemini API / Claude / OpenAI-compatible / Ollama).
### π Exclusive Innovation: Linked Tabs
This is our most powerful feature! When you open a bookmark from the sidebar, we automatically create a **"Link"**.
- **Avoid Tab Clutter**: Click the link icon next to a bookmark to see all tabs opened from it, helping you avoid opening duplicates and saving system resources.
- **Two-Way Sync**: When a tab is closed, the bookmark status updates automatically; when a bookmark is deleted, the linked tab is handled intelligently.
- **Visual Feedback**: A refined link icon appears next to bookmarks, letting you know at a glance which ones are currently active.
### β‘οΈ Smart Rendering
Have thousands of bookmarks? No problem!
- **Dynamic Rendering**: Switched from Virtual Scrolling to an efficient Dynamic Rendering mechanism, ensuring smooth performance with better compatibility.
- **Smooth Experience**: Navigate through large bookmark libraries effortlessly without lag.
### πͺ Cross-Window Management
- **Window Overview**: View tabs from all open Chrome windows directly in the sidebar, not just the current one.
- **Global Search**: Search results include tabs from all windows, allowing for instant navigation across your entire session.
### π Professional Grade Search
Don't just searchβfind instantly.
- **Multi-Keyword Filtering**: Supports space-separated keywords (e.g., "google docs work") for precise targeting.
- **Domain Search**: Type a domain (like `github.com`) to instantly filter tabs and bookmarks from specific sources.
- **Smart Highlighting**: Real-time highlighting of matched keywords keeps your visual focus clear.
- **Every Section Covered**: Filtering, keyword highlighting and domain matching now span every sidebar section β including the new Archive.
### ποΈ Unified Workspace
- **Vertical Tabs**: View full page titles, no longer compressed into tiny icons.
- **Native Group Support**: Perfectly integrates with Chrome Tab Groups, syncing colors and names.
- **Custom Window Naming**: Assign custom names to your windows (e.g., "Work", "Personal") for clearer context.
- **Drag & Drop**: Intuitive managementβmove items effortlessly between tabs, groups, and bookmark folders.
- **Drag to Save**: Drag a tab into the bookmarks area to save it instantly; drag a bookmark to the tabs area to open it.
- **Reading List & RSS**: Your personal hub for article curation. Sync with the native Chrome Reading List, subscribe to RSS feeds, and manage everything in one place with smart deduplication and sorting.
### π¦ Tab Autopilot (new)
- **Auto Grouping Rules**: Right-click a tab once β every future tab from that site slides into its group the moment it loads. Fuβ¦