# PCRE2

- **Canonical URI:** https://www.vioscale.ai/software/pcre2
- **Category:** Regex Tools
- **Homepage:** https://www.pcre.org/
- **Also known as:** pcre2
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-26T19:58:55.485Z

## Vioscale score

**44.4 / 100**, confidence 27% (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 |
|---|--:|--:|--:|:--:|
| price_level | 100 | 0.052 | 5.2 | ✓ |
| reliability | 0 | 0.073 | 0 | - |
| capabilities | 0 | 0.084 | 0 | - |
| repo_stars | 59 | 0.026 | 1.5 | ✓ |
| integrations | 13.7 | 0.09355555555555557 | 1.3 | ✓ |
| dependent_projects | 35.2 | 0.063 | 2.2 | ✓ |
| dev_activity | 48.2 | 0.094 | 4.5 | ✓ |
| release_cadence | 72.2 | 0.052 | 3.8 | ✓ |
| security_posture | 0 | 0.073 | 0 | - |
| package_downloads | 0 | 0.136 | 0 | - |
| security_score | 0 | 0.042 | 0 | - |
| pricing_transparency | 25 | 0.084 | 2.1 | ✓ |
| community_qa_activity | 0 | 0.063 | 0 | - |

## Pricing

_As of 2026-08-19, [verify at source](https://www.pcre.org/). Independently observed._

Open source · Free tier

## About

A free regular expression matching library that implements Perl 5 syntax with extensive Unicode and character encoding support. It offers both traditional backtracking and JIT-compiled matching engines, available through native and POSIX-compatible APIs.

_Independently observed._

## Platform & deployment

- **Platforms:** CLI, macOS, Linux, Windows
- **Deployment:** Self-hosted

## Integrations (2)

_Independently observed._

- Exim
- Nginx

## Release history

| Version | Date | Type |
|---|---|---|
| [pcre2-10.48-RC1](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48-RC1) | 2026-08-25 | prerelease |
| [pcre2-10.47](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.47) | 2025-10-21 | stable |
| [pcre2-10.46](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.46) | 2025-08-27 | stable |
| [pcre2-10.45](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.45) | 2025-02-05 | stable |
| [pcre2-10.45-RC1](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.45-RC1) | 2024-12-27 | prerelease |
| [pcre2-10.44](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.44) | 2024-06-07 | stable |
| [pcre2-10.43](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.43) | 2024-02-16 | stable |
| [pcre2-10.43-RC1](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.43-RC1) | 2023-12-28 | prerelease |
| [pcre2-10.42](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.42) | 2022-12-12 | stable |
| [pcre2-10.41](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.41) | 2022-12-06 | stable |
| [pcre2-10.40](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.40) | 2022-04-15 | stable |
| [pcre2-10.39](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.39) | 2021-10-29 | stable |
| [pcre2-10.38](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.38) | 2021-10-01 | stable |
| [pcre2-10.38-RC1](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.38-RC1) | 2021-08-31 | prerelease |
| [pcre2-10.37](https://github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.37) | 2021-08-22 | 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=conda&package_name=pcre2&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 | 2 | [link](https://www.pcre.org/) | 2026-08-19 | 60% (medium) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://www.pcre.org/) | 2026-08-19 | 60% (medium) |
| pricing.price_level | free | [link](https://www.pcre.org/) | 2026-08-19 | 60% (medium) |
| pricing.model | commercial | [link](https://www.pcre.org/) | 2026-08-26 | 70% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 1,341 | [link](https://github.com/pcre2project/pcre2) | 2026-08-26 | 90% (high) |
| adoption.dependent_repos | 129 | [link](https://packages.ecosyste.ms/api/v1/packages/lookup?repository_url=https%3A%2F%2Fgithub.com%2Fpcre2project%2Fpcre2) | 2026-08-26 | 85% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | C | [link](https://github.com/pcre2project/pcre2) | 2026-08-26 | 90% (high) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 50 | [link](https://github.com/pcre2project/pcre2/releases) | 2026-08-26 | 70% (medium) |

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 33 | [link](https://github.com/pcre2project/pcre2/pulse) | 2026-08-26 | 65% (medium) |

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=conda&package_name=pcre2&per_page=100","last_12m":0,"max_severity":null}` | [link](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=conda&package_name=pcre2&per_page=100) | 2026-08-26 | 90% (high) |

---
*Source: Vioscale (https://www.vioscale.ai/software/pcre2). Independent, evidence-based software intelligence. Cite the canonical URI.*