# Detectron2

- **Canonical URI:** https://www.vioscale.ai/software/detectron2
- **Category:** Computer Vision Apis
- **Homepage:** https://ai.meta.com/tools/detectron2/
- **Also known as:** detectron2
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-26T19:15:41.087Z

## Vioscale score

**34.3 / 100**, confidence 21% (low). Computed 2026-09-01.

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 | 85.6 | 0.026 | 2.2 | ✓ |
| integrations | 0 | 0.07033333333333334 | 0 | - |
| dependent_projects | 13 | 0.063 | 0.8 | ✓ |
| dev_activity | 9.5 | 0.094 | 0.9 | ✓ |
| release_cadence | 67.2 | 0.052 | 3.5 | ✓ |
| security_posture | 0 | 0.073 | 0 | - |
| package_downloads | 0 | 0.136 | 0 | - |
| security_score | 49 | 0.042 | 2.1 | ✓ |
| community_qa_activity | 0 | 0.063 | 0 | - |

## Pricing

_As of 2026-08-20, [verify at source](https://ai.meta.com/tools/detectron2/). Independently observed._

Open source · Free tier

## About

A library providing implementations of detection and segmentation algorithms for computer vision applications, designed to support research and production projects.

_Independently observed._

## Release history

| Version | Date | Type |
|---|---|---|
| [v0.6](https://github.com/facebookresearch/detectron2/releases/tag/v0.6) | 2021-11-15 | stable |
| [v0.5](https://github.com/facebookresearch/detectron2/releases/tag/v0.5) | 2021-07-23 | stable |
| [v0.4](https://github.com/facebookresearch/detectron2/releases/tag/v0.4) | 2021-03-13 | stable |
| [v0.3](https://github.com/facebookresearch/detectron2/releases/tag/v0.3) | 2020-11-06 | stable |
| [v0.2.1](https://github.com/facebookresearch/detectron2/releases/tag/v0.2.1) | 2020-08-04 | stable |
| [v0.2](https://github.com/facebookresearch/detectron2/releases/tag/v0.2) | 2020-07-08 | stable |
| [v0.1.3](https://github.com/facebookresearch/detectron2/releases/tag/v0.1.3) | 2020-05-17 | stable |
| [v0.1.2](https://github.com/facebookresearch/detectron2/releases/tag/v0.1.2) | 2020-05-04 | stable |
| [v0.1.1](https://github.com/facebookresearch/detectron2/releases/tag/v0.1.1) | 2020-03-05 | stable |
| [v0.1](https://github.com/facebookresearch/detectron2/releases/tag/v0.1) | 2020-02-07 | stable |

## Security & compliance


Known vulnerabilities: 0 (0 in the last 12 months) ([source](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=conda&package_name=detectron2&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.

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 1 | [link](https://github.com/facebookresearch/detectron2/pulse) | 2026-08-26 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 34,688 | [link](https://github.com/facebookresearch/detectron2) | 2026-08-26 | 90% (high) |
| adoption.dependent_repos | 5 | [link](https://packages.ecosyste.ms/api/v1/packages/lookup?repository_url=https%3A%2F%2Fgithub.com%2Ffacebookresearch%2Fdetectron2) | 2026-08-26 | 85% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | Python | [link](https://github.com/facebookresearch/detectron2) | 2026-08-26 | 90% (high) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/facebookresearch/detectron2) | 2026-08-26 | 95% (high) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 59 | [link](https://github.com/facebookresearch/detectron2/releases) | 2026-08-26 | 70% (medium) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://ai.meta.com/tools/detectron2/) | 2026-08-20 | 60% (medium) |
| pricing.model | open_source | [link](https://ai.meta.com/tools/detectron2/) | 2026-08-20 | 60% (medium) |
| pricing.price_level | free | [link](https://ai.meta.com/tools/detectron2/) | 2026-08-20 | 60% (medium) |

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.scorecard | 4.9 | [link](https://api.securityscorecards.dev/projects/github.com/facebookresearch/detectron2) | 2026-08-26 | 90% (high) |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=conda&package_name=detectron2&per_page=100","last_12m":0,"max_severity":null}` | [link](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=conda&package_name=detectron2&per_page=100) | 2026-08-26 | 90% (high) |

---
*Source: Vioscale (https://www.vioscale.ai/software/detectron2). Independent, evidence-based software intelligence. Cite the canonical URI.*