Clipboard managers enhance productivity by allowing you to store and access multiple copied items. Here are some of the best options for Mac users:

1. Alfred: More than just a clipboard manager, Alfred offers a wide range of productivity features.
2. Paste: Offers a sleek interface and iCloud sync across devices.
3. CopyClip: A simple, free option that sits in your menu bar.
4. Flycut: Open-source and lightweight, great for text-based clippings.
5. Copied: Supports text, images, and links, with a focus on design and user experience.
6. iClipboard: Part of the Setapp suite, offering robust features and integration with other apps.
7. Unclutter: Combines clipboard management with file storage and note-taking.
8. ClipMenu: A free option with customizable hotkeys and snippet support.

These clipboard managers offer various features to suit different needs, from basic clipboard history to advanced productivity tools.