Amazon KDPkdp.amazon.com
FreemiumDominant ebook/print self-publishing platform; ~67% of the U.S. ebook market (83% counting Kindle Unlimited), per WordsRated.
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StreetLib alternatives
10 distribution & publishing tools for self-published authors, similar to StreetLib. Compare pricing and platforms, then pick what fits your workflow.
Apple Booksauthors.apple.com
FreemiumDirect ebook/audiobook publishing to Apple.
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Barnes & Noble Presspress.barnesandnoble.com
FreeDirect Nook ebook + print publishing.
Web
BookBaby (audio)bookbaby.com
PaidAudiobook production services (human/AI/author-narrated).
AI
Draft2Digitaldraft2digital.com
PaidUser-friendly ebook/print aggregator (acquired Smashwords); free formatting.
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Google Play Booksplay.google.com/books
FreeAuto-narration (AI) + audiobook distribution.
AIWeb
IngramSparkingramspark.com
PaidPrint + ebook distribution to 40,000+ retailers/libraries.
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Kobo Writing Lifekobo.com
FreemiumDirect ebook/audiobook publishing to Kobo + Kobo Plus.
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PublishDrivepublishdrive.com
SubscriptionSubscription aggregator (keep 100% royalties); 400+ stores.
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Smashwordssmashwords.com
PaidOriginal aggregator (now part of D2D).
Web