I'm trying to list popular tools used by musicians for live-looping today. This would include tools manufactured by music tech industry, prototypes developed in academic researches, iOS/android apps... basically, whatever you could use in your music for live-looping.
I've found these four amazing resources  which helped me to get started (thank you people who made them, impressive work!), but I still have a feeling there might be tools missing.
The list so far is here:
Do you know any tool I might be missing? If so, please, let me know in private!
This would help a lot!
PS: This is my first email to this list! :)