Best free Krisp alternatives (open source, 2026)
Updated · 20 repos compared · data refreshed nightly from GitHub
The most popular free Krisp alternative for most people is VoxCPM (40k GitHub stars, Apache-2.0 license). MockingBird works on a Mac according to its README. All 20 options below are open source and run on your own computer or server, so there's no subscription.
Krisp (AI noise cancellation) is a paid, closed-source product. The open-source projects below do the same job and run on your own computer or server. Stars and activity come straight from GitHub.
Top picks
VoxCPM2: Tokenizer-Free TTS for Multilingual Speech Generation, Creative Voice Design, and True-to-Life Cloning
- Needs:
- Hardware not stated in its README
- Trade-off
- Better than Krisp: the biggest community (40k stars), a permissive Apache-2.0 license. Worse: you install and run it yourself instead of Krisp's hosted app.
🚀Clone a voice in 5 seconds to generate arbitrary speech in real-time
- Needs:
- works on Mac (per README)
- Trade-off
- Better than Krisp: free and private, with no usage limits. Worse: license not detected by GitHub; check it before commercial use; slower development (last update 7mo ago).
A scalable generative AI framework built for researchers and developers working on Large Language Models, Multimodal, and Speech AI (Automatic Speech Recognition and Text-to-Speech)
- Needs:
- Hardware not stated in its README
- Trade-off
- Better than Krisp: a permissive Apache-2.0 license, very active development. Worse: you install and run it yourself instead of Krisp's hosted app.
Comparison
✓ yes · ✗ no · – not stated in the README. Hardware details are read from each README and may be incomplete.
Krisp vs open source: what you give up
- Setup. Krisp is ready as soon as you sign up. These projects need installing, usually with Python, Node or Docker.
- Hardware. 1 of 20 lists a GPU requirement, starting at 8 GB of GPU memory. 1 says it runs on a regular CPU. 5 mention Mac support.
- Polish and support. Paid products usually have a smoother interface, managed updates and customer support. Open source gives you privacy, no usage limits and no monthly bill.
- Maintenance. 15 of 20 were updated in the last 30 days.
- License. 15 of 20 use a standard open-source license (MIT, Apache, GPL and similar). Check the license before commercial use.
How we picked
Projects that describe themselves as a Krisp alternative come first, then projects that do the same job, ranked by how well they match and by GitHub stars. Projects that need a paid API key, and projects from Krisp's own company, are left out. Stars and activity are verified with the GitHub API every night; hardware details come from each README. Full method.
FAQ
Is there a free alternative to Krisp?
Yes. We list 20 free, open-source GitHub projects that do the same job as Krisp. The most popular are VoxCPM, MockingBird and fish-speech.
What is the best open-source Krisp alternative?
It depends on your setup. Most popular: VoxCPM. Mac users: MockingBird. Best match for the job: Speech. Compare GitHub stars, license and hardware needs in the table on this page.
Can I run a Krisp alternative on a Mac?
Yes. According to their READMEs, mlx-audio, MockingBird and sherpa-onnx run on macOS.
Do I need a GPU to replace Krisp?
1 of the 20 lists a GPU requirement, starting at 8 GB of GPU memory. 1 says it runs on a regular CPU.
Are these Krisp alternatives really free?
Yes. All 20 are open source on GitHub, and projects that need a paid API key are left out. 15 use a standard open-source license such as MIT, Apache or GPL; check the license before commercial use.