The Unsplash API - No-limits, do-what-you-want API for access to 200K+ HD pics.
Play.ht - AI Voice and Speech Generation tool
PublicAPIs - Explore the largest API directory in the galaxy
Blogcast - Turn your articles into audio
API List - A collective list of APIs. Build something.
BeyondWords - BeyondWords is an AI voice and audio CMS platform that brings frictionless audio publishing to writers, newsrooms, and businesses. Free Pilot plan available!