PaddleSpeech is a free, open-source alternative to ElevenLabs. It can be used without subscription fees — and its source code is open for anyone to inspect, modify and self-host.
Easy-to-use Speech Toolkit including Self-Supervised Learning model, SOTA/Streaming ASR with punctuation, Streaming TTS with text frontend, Speaker Verification System, End-to-End Speech Translation and Keyword Spotting. Won NAACL2022 Best Demo Award. Its license (Apache-2.0) is permissive: free to use, modify and redistribute — including inside commercial and proprietary products.