Add Collector (#153)

README.md

@@ -527,6 +527,7 @@ Clients for commercial social platforms that had their API access cut off in a w
 - [Actioneer](https://github.com/phase1geo/actioneer) - Tool to automate actions on file changes `#vala` `#granite`.
 - [Boatswain](https://gitlab.gnome.org/World/boatswain) - Elgato Stream Deck controller `#c` `#libadwaita`.
 - [Cigale](https://github.com/emmanueltouzery/cigale) - Timesheet for your activities with support for emails, Git, GitLab and Stack Exchange `#rust`.
+- [Collector](https://mijorus.it/projects/collector) - Dropover utility that allows to drag files/images/text into a collection window and drop them anywhere `#python` `#libadwaita`.
 - [GNOME Characters](https://apps.gnome.org/app/org.gnome.Characters) - Emoji picker `#c` `#libadwaita` `#gnome`.
 - [Notify](https://github.com/ranfdev/Notify) - Client for ntfy `#rust` `#libadwaita`.
 - [Random](https://random.amongtech.cc) - Randomization made easy with advanced functions `#vala` `#libadwaita`.