When comparing CLCL vs CopyQ, the Slant community recommends CopyQ for most people. In the question“What are the best clipboard managers for Windows?” CopyQ is ranked 2nd while CLCL is ranked 6th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Choose clips with only a mouse click, or cursor keys
Pro You can make clip list as long as you want
Pro Simple
Hit Ctrl+Shift+V (or any other chosen shortcut) and you have a menu of recent clipboard entries (text, image, etc.). Choose your entry (with preview in tooltip) and it is pasted in your application.
Pro Supports templates
You can copy an entry to your templates, organized in folders.
So you can quickly recall frequently used strings (URLs, signatures, etc.).
Pro Flexible
Paste a text or an image even after having made several copies after it. Allows to copy several snippets, then to paste them out of order, or in order.
CLCL has template management, allowing to paste frequently used text fragments; it can manipulate the clipboard content; and has a clipboard viewer showing the various clipboard formats.
Pro Plugins and tools
Plugins allows to support more clipboard formats.
Tools can alter text in clipboard before pasting it.
Pro Clipboard viewer
You can see the various clipboard formats, with hexa dump.
Pro Simple to setup
Pro Easy to use
Pro Free
Pro Add notes or tags to items
Most effective with stacks that don't automatically delete the oldest members, tags and notes allow you to use CopyQ as a personal database for important information with easy access and retrieval.
Pro Cross-platform and cross-DE
CopyQ supports all major Linux desktop environments (including KDE Plasma, GNOME, Xfce, etc.), Windows and MacOS X 10.9+.
Pro Can sort and store based on content type
Built-in support for text, HTML, images or any other custom formats, allowing for type-based clip stacks that each have their own custom actions (open images in a photo editor, open URLs in a browser, etc.)
Pro Browse and filter items in history
Quickly locate that snippet you copied months ago but don't recall precisely what it was.
Cons
Con Development has stalled for many years
Con Clip list is too short
You can only see about ten clips at a time.
Con impossible to quit/start copyq via script
Con In linux, it sometimes does not react to shortcuts
Also buggy when hiding.
Con Sometimes copies filtered entries in between selection
Con Can't export images in bulk
Con Slow with many entries
Con Slow to place selected content on editor
Takes a while to place the selected text into the editor.