It writes original background music for your videos just by describing the mood you want.
Audio & Voice
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Audio & Voice Checked Jul 13, 2026
Harmonai
It’s a free open-source lab that lets you make brand‑new music samples from text or existing audio.
Best for: sound designers, AI music researchers and experimental producers
What you can do with it
- Generating royalty‑free drum loops and melodies from scratch
- Performing style transfer between two songs to explore new textures
- Creating a custom sample library for electronic music research or prototyping
Good to know
- Open-source diffusion tools
- CC0 commercial licensing
- Advanced style interpolation features
Limitations
- Experimental audio nature
- Requires technical sound knowledge
- Limited to samples and loops
Keep exploring
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It composes original songs in hundreds of styles and lets you edit them, even training the AI with your own influences.
