Oniguruma
A C library for regular expression pattern matching
- Also known as
- oniguruma
Available worldwide
What is Oniguruma?
An open-source library allowing developers to embed text pattern-matching capabilities in applications, supporting multiple character encodings and Unicode character properties.
Oniguruma pricing
We don't have Oniguruma's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.
What Oniguruma does
The capabilities that matter for regex tools, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Redos resistant
- -
- Lookaround support
- -
- Backreferences
- -
- Unicode property escapes
- ✓
- Named captures
- -
- Multi pattern matching
- -
- Interface type
- Library
- Visualization
- -
- Code generation
- -
Platform & deployment
Independently observed- Linux
- Windows
- Self-hosted
Security & compliance
Known vulnerabilities: 0 (0 in the last 12 months) sourcea count reflects scale & disclosure, not quality
Oniguruma FAQ
Common questions about Oniguruma, answered from independent, dated evidence.
What is Oniguruma?
Open-source regular expression library offering POSIX, GNU regex, and extended APIs with support for various character encodings. Available as a library for inclusion in programs on Linux, Unix, Cygwin, and Windows platforms. It is indexed under Regex Tools.
Source: https://github.com/pricing
Is Oniguruma free to use?
Oniguruma is open source, so it can be self-hosted and used at no licence cost. Pricing changes often, so verify at source before relying on it.
Source: https://github.com/pricing
What platforms does Oniguruma support?
Oniguruma supports Windows and Linux. Platforms we have not confirmed are simply not listed here rather than ruled out.
Source: https://github.com/pricing
Can Oniguruma be self-hosted?
Yes. Oniguruma can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.
Source: https://github.com/pricing
Oniguruma alternatives
Other regex tools we track, ranked by the same independent score.
- regex (Python module)Python regex engine extending the standard re module with additional featureslow · 43%
- PCRE2Pattern matching library with Perl 5 compatible syntaxlow · 29%
- HyperscanA high-performance C library for efficiently matching multiple regular expressions at oncelow · 31%
- RegExrTest regular expressions with real-time feedbacklow · 22%
- RE2A fast and safe regular expression library that prevents performance catastropheslow · 35%
- RegexBuddyA desktop tool for learning, creating, debugging, and managing regular expressionslow · 19%
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for Oniguruma, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Release cadence | 95 | 0.07 | 6.4 | ✓ |
| Dependent projects | 34 | 0.08 | 2.7 | ✓ |
| Capabilities | 29 | 0.08 | 2.4 | ✓ |
| Stars | 64 | 0.03 | 2.1 | ✓ |
| Security score | 39 | 0.05 | 2.1 | ✓ |
| Integrations | 0 | 0.05 | 0.0 | - |
| Development activity | 0 | 0.12 | 0.0 | ✓ |
| Security posture | 0 | 0.09 | 0.0 | - |
| Package downloads | 0 | 0.17 | 0.0 | - |
| Developer Q&A activity | 0 | 0.08 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 0 | mediumsource · 2026-08-24 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 4 items | mediumsource · 2026-09-10 · 60% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Interface type: library · Unicode property escapes: Yes | mediumsource · 2026-10-15 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | C | highsource · 2026-10-15 · 90% |
Market
| Attribute | Value | Evidence |
|---|---|---|
| Availability | PrimaryMarkets: … · AvailabilityScope: global · AvailableCountries: … · NotAvailableCountries: … | highsource · 2026-08-19 · 75% |
Pricing
Release
Security
| Attribute | Value | Evidence |
|---|---|---|
| Scorecard | 3.9 | highsource · 2026-10-15 · 90% |
| Trust center | https://github.com/security | mediumsource · 2026-10-15 · 60% |
| Vulnerabilities | Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=homebrew&package_name=oniguruma&per_page=100 · Last 12m: 0 | highsource · 2026-10-15 · 90% |
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