Partisan SMS, a fork of QKSMS, is also worth mentioning.
I would suggest InviZible Pro if you can configure it well.
Apkpure fetched some unknown dummy apks two times in the past. Then I switched to apkmirror with no issues till now.
Commenting this from Infinity. Kudos to the dev.
Using Florisboard (only because it has its own private clipboard support.)
I’m content with Joplin enough.