Open-source alternatives to Otter.ai

Compare community-driven replacements for Otter.ai in speech-to-text & dictation workflows. We curate active, self-hostable options with transparent licensing so you can evaluate the right fit quickly.

Otter.ai logo

Otter.ai

Otter.ai provides real-time transcription, meeting summaries, and action items with up to 95% accuracy. It integrates with video conferencing platforms and CRM systems.Read more
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Key stats

  • 7Alternatives
  • 6Active development

    Recent commits in the last 6 months

  • 5Permissive licenses

    MIT, Apache, and similar licenses

Counts reflect projects currently indexed as alternatives to Otter.ai.

Start with these picks

These projects match the most common migration paths for teams replacing Otter.ai.

Say logo
Say
Privacy-first alternative

Why teams pick it

Local storage of notes for privacy and offline access

WhisperLive logo
WhisperLive
Fastest to get started

Why teams pick it

Dockerized deployment with automatic GPU support

All open-source alternatives

WhisperX logo

WhisperX

Fast, word-level ASR with speaker diarization and 70× realtime speed

Active developmentPermissive licenseIntegration-friendlyPython

Why teams choose it

  • 70× realtime transcription with large‑v2 model via batched inference
  • Word‑level timestamps using wav2vec2 forced alignment
  • Multispeaker diarization with pyannote‑audio and speaker ID labels

Watch for

Requires CUDA‑12.8 and compatible GPU for optimal performance

Migration highlight

Live meeting transcription

Generate near‑real‑time captions with speaker names for Zoom, Teams, or Google Meet recordings.

WhisperLive logo

WhisperLive

Near‑real‑time speech transcription with flexible AI backends

Active developmentPermissive licenseFast to deployPython

Why teams choose it

  • Multi‑backend inference (faster_whisper, TensorRT, OpenVINO) for CPU/GPU optimization
  • Supports microphone, file, RTSP and HLS streams with optional VAD
  • Dockerized deployment with automatic GPU support

Watch for

Optimal performance requires proper GPU driver and backend installation

Migration highlight

Live meeting captioning

Generate real‑time subtitles for virtual conferences and team calls

Say logo

Say

Browser‑based AI transcription app turning speech into editable notes

Active developmentPermissive licensePrivacy-firstTypeScript

Why teams choose it

  • Browser‑based recording with real‑time waveform visualization
  • In‑browser AI transcription using Whisper, T5 and Transformers.js
  • Rich text editor for immediate formatting and correction

Watch for

Requires a modern browser with WebAssembly support

Migration highlight

Meeting minutes capture

Record discussions, get instant transcriptions, edit, and export formatted notes for team reference.

VoiceInk logo

VoiceInk

Instant offline voice-to-text transcription for macOS

Active developmentPrivacy-firstIntegration-friendlySwift

Why teams choose it

  • 99% accurate offline transcription using local AI models
  • Privacy‑first design: no data leaves the device
  • Power Mode auto‑applies settings based on active app or URL

Watch for

Requires macOS 14.0 or newer

Migration highlight

Live coding documentation

Generate accurate code comments and documentation while speaking, instantly inserted into the IDE.

Handy logo

Handy

Offline, privacy‑first speech‑to‑text app for all platforms

Active developmentPermissive licensePrivacy-firstTypeScript

Why teams choose it

  • Local transcription using Whisper and Parakeet models
  • Configurable global keyboard shortcuts for start/stop
  • Silero Voice Activity Detection filters silence

Watch for

Optimal Whisper performance needs modern GPU

Migration highlight

Instant dictation in word processors

Press the shortcut, speak, and have text appear directly in Word, Google Docs, or any editor without leaving the document.

OpenWhispr logo

OpenWhispr

Dictate anywhere, get instant AI-powered transcription with privacy options

Active developmentPermissive licensePrivacy-firstTypeScript

Why teams choose it

  • Customizable global hotkey for instant dictation start/stop
  • Choice of local Whisper or cloud AI providers (OpenAI, Anthropic, Google)
  • Privacy‑first local processing with model download and one‑click cleanup

Watch for

Requires Node.js 18+ and optional Python for local models

Migration highlight

Write emails while coding

Dictate email drafts, have the AI polish language, and paste directly into the email client without switching apps.

WhisperWriter logo

WhisperWriter

Instantly transcribe speech to any active window with a keystroke

Privacy-firstIntegration-friendlyAI-powered workflowsPython

Why teams choose it

  • PyQt5 settings window with full UI configuration
  • Four flexible recording modes for different workflows
  • Local Whisper via faster‑whisper or remote OpenAI API

Watch for

Requires Python 3.11 and optional NVIDIA libraries for GPU use

Migration highlight

Live note‑taking during meetings

Transcribed speech appears directly in your document editor, freeing you to focus on discussion.

Choosing a speech-to-text & dictation alternative

Teams replacing Otter.ai in speech-to-text & dictation workflows typically weigh self-hosting needs, integration coverage, and licensing obligations.

  • 6 options are actively maintained with recent commits.

Tip: shortlist one hosted and one self-hosted option so stakeholders can compare trade-offs before migrating away from Otter.ai.