# Hyperscan vs RE2

| Attribute | Hyperscan | RE2 |
|---|---|---|
| **Vioscale score** | 58 (19% (low)) | 48.8 (26% (low)) |
| activity.commits_last_30d | 2 | 0 |
| adoption.github_stars | 5,475 | 9,785 |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | An open-source C library using hybrid automata techniques to efficiently match large numbers of regular expressions across data streams. Typically used in deep packet inspection (DPI) applications. | RE2 is a C++ library providing a thread-safe alternative to traditional backtracking regex engines like PCRE and Perl, prioritizing predictable performance and security over feature completeness. |
| integrations.count | - | 1 |
| integrations.list | - | `[{"name":"GitHub"}]` |
| language.primary | C++ | C++ |
| license.spdx | - | BSD-3-Clause |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"linux":true,"windows":true}` | `{"cli":true,"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://github.com/pricing","retrievedAt":"2026-08-19T21:11:38.903Z"}` | `{"type":"open_source","summary":"Open source, free","freeTier":true,"sourceUrl":"https://github.com/pricing","retrievedAt":"2026-08-19T21:07:02.645Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | commercial |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.cadence_days | 77 | 30 |
| release.history | `[{"url":"https://github.com/intel/hyperscan/releases/tag/v5.4.2","date":"2023-04-19T09:39:32Z","type":"stable","version":"v5.4.2"},{"url":"https://github.com/intel/hyperscan/releases/tag/v5.4.1","date":"2023-02-21T15:00:48Z","type":"stable","version":"v5.4.1"},{"url":"https://github.com/intel/hyperscan/releases/tag/v5.4.0","date":"2021-01-13T08:42:33Z","type":"stable","version":"v5.4.0"},{"url":"https://github.com/intel/hyperscan/releases/tag/v5.3.0","date":"2020-05-25T08:04:37Z","type":"stable","version":"v5.3.0"},{"url":"https://github.com/intel/hyperscan/releases/tag/v5.2.1","date":"2019-10-30T09:35:06Z","type":"stable","version":"v5.2.1"},{"url":"https://github.com/intel/hyperscan/releases/tag/v5.2.0","date":"2019-08-13T07:24:52Z","type":"stable","version":"v5.2.0"},{"url":"https://github.com/intel/hyperscan/releases/tag/v5.1.1","date":"2019-04-10T07:43:16Z","type":"stable","version":"v5.1.1"},{"url":"https://github.com/intel/hyperscan/releases/tag/v5.1.0","date":"2019-01-31T02:12:49Z","type":"stable","version":"v5.1.0"},{"url":"https://github.com/intel/hyperscan/releases/tag/v5.0.0","date":"2018-07-09T09:32:38Z","type":"stable","version":"v5.0.0"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.7.0","date":"2018-01-23T23:21:58Z","type":"stable","version":"v4.7.0"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.6.0","date":"2017-09-22T05:24:18Z","type":"stable","version":"v4.6.0"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.5.2","date":"2017-07-26T06:14:30Z","type":"stable","version":"v4.5.2"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.5.1","date":"2017-06-16T00:12:50Z","type":"stable","version":"v4.5.1"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.5.0","date":"2017-06-09T00:21:43Z","type":"stable","version":"v4.5.0"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.4.1","date":"2017-03-01T02:15:08Z","type":"stable","version":"v4.4.1"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.4.0","date":"2017-01-20T03:22:05Z","type":"stable","version":"v4.4.0"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.3.2","date":"2016-11-14T23:19:03Z","type":"stable","version":"v4.3.2"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.3.1","date":"2016-08-29T03:54:40Z","type":"stable","version":"v4.3.1"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.2.1","date":"2016-08-29T04:47:35Z","type":"stable","version":"v4.2.1"},{"url":"https://github.com/intel/hyperscan/releases/tag/v4.3.0","date":"2016-08-24T04:35:47Z","type":"stable","version":"v4.3.0"}]` | `[{"url":"https://github.com/google/re2/releases/tag/2025-11-05","date":"2025-11-05T14:47:56Z","type":"stable","version":"2025-11-05"},{"url":"https://github.com/google/re2/releases/tag/2025-08-12","date":"2025-08-12T21:55:43Z","type":"stable","version":"2025-08-12"},{"url":"https://github.com/google/re2/releases/tag/2025-08-05","date":"2025-08-05T19:17:59Z","type":"stable","version":"2025-08-05"},{"url":"https://github.com/google/re2/releases/tag/2025-07-22","date":"2025-07-22T15:33:14Z","type":"stable","version":"2025-07-22"},{"url":"https://github.com/google/re2/releases/tag/2025-07-17","date":"2025-07-17T21:38:46Z","type":"stable","version":"2025-07-17"},{"url":"https://github.com/google/re2/releases/tag/2024-07-02","date":"2024-07-01T14:01:30Z","type":"stable","version":"2024-07-02"},{"url":"https://github.com/google/re2/releases/tag/2024-07-01","date":"2024-06-30T14:08:55Z","type":"stable","version":"2024-07-01"},{"url":"https://github.com/google/re2/releases/tag/2024-06-01","date":"2024-05-31T14:06:16Z","type":"stable","version":"2024-06-01"},{"url":"https://github.com/google/re2/releases/tag/2024-05-01","date":"2024-04-30T14:20:08Z","type":"stable","version":"2024-05-01"},{"url":"https://github.com/google/re2/releases/tag/2024-04-01","date":"2024-03-31T13:09:37Z","type":"stable","version":"2024-04-01"},{"url":"https://github.com/google/re2/releases/tag/2024-03-01","date":"2024-02-29T13:08:49Z","type":"stable","version":"2024-03-01"},{"url":"https://github.com/google/re2/releases/tag/2024-02-01","date":"2024-01-31T13:10:12Z","type":"stable","version":"2024-02-01"},{"url":"https://github.com/google/re2/releases/tag/2023-11-01","date":"2023-10-31T15:21:01Z","type":"stable","version":"2023-11-01"},{"url":"https://github.com/google/re2/releases/tag/2023-09-01","date":"2023-08-31T14:44:43Z","type":"stable","version":"2023-09-01"},{"url":"https://github.com/google/re2/releases/tag/2023-08-01","date":"2023-07-31T14:42:03Z","type":"stable","version":"2023-08-01"},{"url":"https://github.com/google/re2/releases/tag/2023-07-01","date":"2023-06-30T17:59:47Z","type":"stable","version":"2023-07-01"},{"url":"https://github.com/google/re2/releases/tag/2023-06-02","date":"2023-06-01T14:08:47Z","type":"stable","version":"2023-06-02"},{"url":"https://github.com/google/re2/releases/tag/2023-06-01","date":"2023-05-31T15:26:12Z","type":"stable","version":"2023-06-01"},{"url":"https://github.com/google/re2/releases/tag/2023-03-01","date":"2023-03-01T07:36:46Z","type":"stable","version":"2023-03-01"},{"url":"https://github.com/google/re2/releases/tag/2023-02-01","date":"2023-02-01T07:45:12Z","type":"stable","version":"2023-02-01"}]` |
| security.disclosure_policy | - | yes |
| security.scorecard | 5.1 | 6.3 |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=google-re2&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Regex Tools)

| Capability | Hyperscan | RE2 |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Redos resistant | - | - |
| Lookaround support | - | - |
| Backreferences | - | - |
| Unicode property escapes | - | - |
| Named captures | - | - |
| Multi pattern matching | - | - |
| Interface type | - | - |
| Visualization | - | - |
| Code generation | - | - |

*Source: Vioscale. Generated 2026-09-01T14:56:19.751Z. "-" = undocumented, not absent.*