Open-source alternatives to Otter.ai

Otter.ai in the AI category. These are the open alternatives we recommend looking at.

Meetily

Meeting assistant that transcribes and summarises meetings fully locally on your computer, without a cloud service.

MITPermissive

SaaS: YesClosed product: Yes

GitHub stars
31.4k
Deployment
Desktop

Buzz

Desktop app that transcribes and translates audio offline with Whisper.

MITPermissive

SaaS: YesClosed product: Yes

GitHub stars
21.8k
Deployment
Desktop

Anarlog (formerly Hyprnote)

Local-first meeting notes app that transcribes and helps summarise with AI.

MITPermissiveOpen core

SaaS: YesClosed product: Yes

GitHub stars
9.4k
Deployment
Desktop

Vibe

Desktop app that transcribes audio and video locally on your computer.

MITPermissive

SaaS: YesClosed product: Yes

GitHub stars
7.7k
Deployment
Desktop

Whisper

Speech recognition model from OpenAI that transcribes and translates speech in many languages.

MITPermissive

SaaS: YesClosed product: Yes

GitHub stars
110k
Deployment
Library

whisper.cpp

Fast C/C++ port of Whisper for transcription on ordinary computers, mobiles or embedded devices.

MITPermissive

SaaS: YesClosed product: Yes

GitHub stars
54.1k
Deployment
Library

faster-whisper

Faster variant of Whisper built on CTranslate2, with lower memory use.

MITPermissive

SaaS: YesClosed product: Yes

GitHub stars
25.7k
Deployment
Library

FunASR

Speech recognition toolkit: training, streaming recognition, punctuation and speaker diarization.

MITPermissive

SaaS: YesClosed product: Yes

GitHub stars
20.6k
Deployment
Library

NVIDIA NeMo Speech

NVIDIA's framework for training and running speech AI such as speech recognition and text to speech.

Apache-2.0Permissive

SaaS: YesClosed product: Yes

GitHub stars
18.5k
Deployment
Library

sherpa-onnx

Speech to text, text to speech and speaker diarization that run offline, including on mobile and embedded devices.

Apache-2.0Permissive

SaaS: YesClosed product: Yes

GitHub stars
15.1k
Deployment
Library

whisper-large-v3

Speech recognition model from OpenAI that transcribes and translates speech in many languages. The model card lists Swedish support.

Apache-2.0Permissive

SaaS: YesClosed product: Yes

Deployment
transformers

whisper-large-v3-turbo

Faster, smaller version of Whisper large-v3 for transcription with slightly lower accuracy. Based on openai/whisper-large-v3. The model card lists Swedish support.

MITPermissive

SaaS: YesClosed product: Yes

Deployment
transformers

faster-whisper-large-v3

Whisper large-v3 converted to CTranslate2 format for faster transcription with faster-whisper. The model card lists Swedish support.

MITPermissive

SaaS: YesClosed product: Yes

Deployment
ctranslate2

distil-large-v3

Distilled version of Whisper that transcribes English faster with similar accuracy.

MITPermissive

SaaS: YesClosed product: Yes

Deployment
transformers

KB-Whisper (large)

Swedish speech-to-text model from the National Library of Sweden.

Apache-2.0Permissive

SaaS: YesClosed product: Yes

Deployment
Python, Docker

This is guidance, not legal advice (inte juridisk rådgivning). Check with a lawyer before deciding.

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