Hey there @NHeinDev Welcome to the Forums! I hope I didn’t overhype the community. (Hint hint, Community, don’t let me down, ok? 
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- @Jamie did a great post on Connecting Netlify CMS with RedwoodJS
- @AryanJ-NYC did an early experiment on How To: Use RedwoodJS with Sanity.io
- and there were a few other examples in this thread Support for external CMSs
Anyone else have suggestions or experience?