Open Source Alternatives

Open Source Speech to Text

The best open source alternatives to popular Speech to Text tools. Scored and analyzed.

4 proprietary tools tracked · 12 alternatives

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All alternatives / Speech to Text

Proprietary Tools in This Space

Rev

Transcription and captioning platform offering AI speech-to-text plus pay-per-minute human transcription and subtitles, sold by subscription and per minute.

5 alternativesView alts →

Otter.ai

AI meeting notetaker that auto-joins Zoom, Teams, and Google Meet to transcribe calls live and generate summaries and action items, priced per seat.

3 alternativesView alts →

AssemblyAI

Speech-to-text API platform with transcription, speaker diarization, summarization, and an LLM layer for querying audio, priced per hour.

2 alternativesView alts →

Deepgram

Speech-to-text and voice AI API for developers, with streaming and pre-recorded transcription, diarization, and voice agents, priced per minute of audio.

2 alternativesView alts →

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