Arcmark
A macOS Bookmark Manager Inspired by Arc Browser for Any Web Browser Sidebar
Organize your web life with this powerful macOS bookmark manager. Designed with an Arc Browser-inspired interface, it attaches as a sidebar to any browser including Chrome, Safari, and Brave. Features include workspace organization, nested folders, local-first storage, and automatic favicon fetching. This free and open-source tool allows for seamless browser imports and features an always-on-top mode for maximum productivity.
2026-02-22
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Arcmark Product Information
The Ultimate macOS Bookmark Manager: Organize Your Web with a Sidebar for Any Browser
Finding the right way to manage digital resources can be a challenge, but with the right macOS bookmark manager, you can transform your browsing experience. This innovative tool, inspired by the sleek design of the Arc Browser, allows you to attach your bookmarks to any browser window as a functional sidebar. Whether you use Chrome, Safari, Brave, or Arc, this macOS bookmark manager provides a centralized, efficient way to keep your web organized.
What's this macOS Bookmark Manager?
This macOS bookmark manager is a specialized desktop application built for Mac users who need more control over their web links than traditional browser interfaces allow. Built with Swift and AppKit, it is a native, high-performance solution that mimics the popular sidebar functionality of the Arc Browser but makes it available across your entire system.
As a free and open source tool under the MIT license, it prioritizes user privacy and transparency. It functions by attaching itself to your active browser window, providing a persistent and easily accessible list of your most important links without requiring you to switch tabs or open separate windows.
Key Features of the macOS Bookmark Manager
This tool is packed with features designed for power users who need a robust macOS bookmark manager to handle extensive link collections.
Seamless Browser Integration
- Browser Sidebar: The application attaches to Chrome, Arc, Safari, Brave, or any browser window you prefer.
- Always-on-top Mode: You can pin the window to stay visible above all other apps, ensuring your macOS bookmark manager is always within reach.
- Browser Import: Transitioning is easy; you can import existing bookmarks from Chrome, Safari, Firefox, or Arc browser instantly.
Advanced Organization Tools
- Workspace Organization: Separate your bookmark collections with custom-colored workspaces to distinguish between work, personal, and hobby projects.
- Nested Folders: Create complex hierarchical folder structures using a simple drag-and-drop interface.
- Inline Editing: No need for complex menus; rename your folders and links directly within the list.
Technical Excellence and Speed
- Local-first Data: Your privacy is respected as all data is stored in a single JSON file locally on your Mac.
- Search & Filter: The powerful search engine lets you quickly find any bookmark across all your defined workspaces.
- Auto Favicon & Title: The macOS bookmark manager automatically fetches website icons and page titles, keeping your list visually organized and easy to scan.
Use Case Scenarios
The Multi-Browser Researcher
If you frequently switch between Safari for energy efficiency and Chrome for development tools, this macOS bookmark manager acts as the bridge. By attaching the sidebar to whatever browser is active, your research links follow you regardless of the software you are using.
High-Level Project Management
For professionals managing multiple clients, the workspace organization feature is invaluable. You can create a dedicated workspace for each client, color-code them for quick identification, and use nested folders to store specific project resources, documentation, and communication portals.
Minimalist Browsing
Users who love the look of the Arc Browser but prefer the engine of another browser can use this tool to get the best of both worlds. The sidebar provides that modern navigation feel while allowing you to stay within the browser ecosystem you prefer.
Technical Foundation
This macOS bookmark manager is a testament to open-source development. It was made by Ahmed Sulaiman and is available on GitHub, where it has earned significant community support through stars and contributions. Because it is built with Swift and AppKit, it feels like a natural extension of the macOS operating system, providing smooth animations and low resource consumption.
"Everything you need to organize your web in a single, local-first application."
FAQ
Is my data synced to the cloud?
No. This macOS bookmark manager is local-first. All your data is stored in a single JSON file on your Mac, ensuring you have total control over your information.
Which browsers are supported?
It is designed to attach to any browser window, specifically tested with Chrome, Arc, Safari, and Brave.
Is the macOS bookmark manager free?
Yes, it is free and open source under the MIT license. You can view the source code and contribute to the project on GitHub.
Can I organize my bookmarks into categories?
Absolutely. You can use workspaces for high-level categorization and nested folders with drag-and-drop functionality for detailed organization within those workspaces.
How do I bring my existing bookmarks over?
Utilize the built-in browser import feature to fetch your current bookmarks from Chrome, Safari, Firefox, or Arc.








