# Vosk

- **Canonical URI:** https://www.vioscale.ai/software/vosk
- **Category:** Speech To Text
- **Homepage:** https://alphacephei.com/vosk/
- **Also known as:** vosk
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-26T19:33:07.236Z

## Vioscale score

**37.5 / 100**, confidence 28% (low). Computed 2026-09-01. _(updating — computed under an earlier model version or past its freshness window.)_

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| capabilities | 0 | 0.07844444444444446 | 0 | - |
| repo_stars | 78.8 | 0.026 | 2 | ✓ |
| integrations | 36.8 | 0.07033333333333334 | 2.6 | ✓ |
| dependent_projects | 37.7 | 0.063 | 2.4 | ✓ |
| dev_activity | 9.5 | 0.094 | 0.9 | ✓ |
| release_cadence | 71.7 | 0.052 | 3.7 | ✓ |
| security_posture | 0 | 0.073 | 0 | - |
| package_downloads | 0 | 0.136 | 0 | - |
| security_score | 33 | 0.042 | 1.4 | ✓ |
| community_qa_activity | 0 | 0.063 | 0 | - |

## About

Vosk enables voice-to-text conversion that runs locally without internet connectivity, supporting over 20 language variants with portable models suitable for mobile and embedded systems. It provides real-time streaming capabilities and allows dynamic vocabulary adjustment.

_Independently observed._

## Platform & deployment

- **Platforms:** iOS, Linux, Android
- **Deployment:** On-premise, Self-hosted

## Integrations (18)

_Independently observed._

- Asterisk
- Freeswitch
- Jigasi
- ROS
- openFrameworks
- Opencast
- IBus
- GStreamer
- nerd-dictation
- dicio-android
- openaudiosearch
- LVTerminal
- Dexter
- numenvoice
- JustSayIt
- OpenVoiceOS
- CaptionIt
- voice_perception

## Release history

| Version | Date | Type |
|---|---|---|
| [v0.3.50](https://github.com/alphacep/vosk-api/releases/tag/v0.3.50) | 2024-04-22 | stable |
| [v0.3.45](https://github.com/alphacep/vosk-api/releases/tag/v0.3.45) | 2022-12-14 | stable |
| [v0.3.43](https://github.com/alphacep/vosk-api/releases/tag/v0.3.43) | 2022-07-14 | stable |
| [v0.3.42](https://github.com/alphacep/vosk-api/releases/tag/v0.3.42) | 2022-05-26 | stable |
| [v0.3.38](https://github.com/alphacep/vosk-api/releases/tag/v0.3.38) | 2022-05-24 | stable |
| [v0.3.32](https://github.com/alphacep/vosk-api/releases/tag/v0.3.32) | 2021-10-30 | stable |
| [v0.3.31](https://github.com/alphacep/vosk-api/releases/tag/v0.3.31) | 2021-08-31 | stable |
| [v0.3.30](https://github.com/alphacep/vosk-api/releases/tag/v0.3.30) | 2021-07-11 | stable |
| [v0.3.27](https://github.com/alphacep/vosk-api/releases/tag/v0.3.27) | 2021-05-05 | stable |
| [0.3.21](https://github.com/alphacep/vosk-api/releases/tag/0.3.21) | 2021-02-12 | stable |
| [0.3.18](https://github.com/alphacep/vosk-api/releases/tag/0.3.18) | 2021-02-07 | stable |
| [0.3.17](https://github.com/alphacep/vosk-api/releases/tag/0.3.17) | 2021-01-09 | stable |
| [0.3.16](https://github.com/alphacep/vosk-api/releases/tag/0.3.16) | 2021-01-07 | stable |
| [0.3.15](https://github.com/alphacep/vosk-api/releases/tag/0.3.15) | 2020-10-13 | stable |
| [0.3.10](https://github.com/alphacep/vosk-api/releases/tag/0.3.10) | 2020-06-29 | stable |

_… and 5 earlier release(s)._

## Security & compliance


Known vulnerabilities: 0 (0 in the last 12 months) ([source](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=vosk&per_page=100)). A count reflects scale and disclosure, not quality.

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### integrations

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| integrations.count | 18 | [link](https://alphacephei.com/vosk/) | 2026-08-20 | 60% (medium) |

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 1 | [link](https://github.com/alphacep/vosk-api/pulse) | 2026-08-26 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 15,076 | [link](https://github.com/alphacep/vosk-api) | 2026-08-26 | 90% (high) |
| adoption.dependent_repos | 183 | [link](https://packages.ecosyste.ms/api/v1/packages/lookup?repository_url=https%3A%2F%2Fgithub.com%2Falphacep%2Fvosk-api) | 2026-08-26 | 85% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | Jupyter Notebook | [link](https://github.com/alphacep/vosk-api) | 2026-08-26 | 90% (high) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/alphacep/vosk-api) | 2026-08-26 | 95% (high) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 51 | [link](https://github.com/alphacep/vosk-api/releases) | 2026-08-26 | 70% (medium) |

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.scorecard | 3.3 | [link](https://api.securityscorecards.dev/projects/github.com/alphacep/vosk-api) | 2026-08-26 | 90% (high) |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=vosk&per_page=100","last_12m":0,"max_severity":null}` | [link](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=vosk&per_page=100) | 2026-08-26 | 90% (high) |

---
*Source: Vioscale (https://www.vioscale.ai/software/vosk). Independent, evidence-based software intelligence. Cite the canonical URI.*