Klipper is described as 'is the KDE clipboard cut & paste utility' and is an app in the Office & Productivity category. There are more than 50 alternatives to Klipper for a variety of platforms, including Windows, Mac, Linux, Android and iPhone. The best alternative is CopyQ, which is both free and Open Source. Other great apps like Klipper are Ditto (Free, Open Source), RecentX (Paid), ClipboardFusion (Freemium) and 1clipboard (Free).
SmartReact is an awesome little utility combining functionality in one tool, you usually need multiple utilities for! For a start: It's a simple but extremely helpful clipboard manager for your Mac. Running in the status bar, your clipboard history is only a click away.
Advanced Recent Access is designed to see more properties of your recent used resources (files and directories). Key features: can see more properties of the recent resources, such as path, size, type, date modified and date created. And more.
clipLogger logs text copied to the clipboard, putting everything in one textbox for easy access. Clipboard captures can be separated & labeled with a timestamp, or just appended by themselves. It can also log the paths of copied or dragged&dropped files.