Python (Django, Flask) and Golang programmer & enterprise software lover | Data Science | Ex-500 Startups | Ex-YC
There are quite a few out there I remember integrating TinyMCE. You should evaluate https://quilljs.com/ it’s a really good editor and close next would be Froala.
@jpfong stripe is definitely good and by default required. Also look at Atlas from Stripe (https://stripe.com/atlas) and Braintree (https://www.braintreepayments.com/features/paypal)
Jira for all it's "quirks" is still the best and most customisable to your workflow software out there. Not "opinionated" software . You can work with the the the way you want it, we have Epics and…
Can have bit of learning curve for new users.
How it manages so many complex workflows.