Specimen V · 01
regex101
freemium high relevance
Multi-flavor regex tester with match explanations
PCRE2/JS/Python/Go/Java/.NET. Savable library with account. Privacy caveat: keystrokes sent server-side.
| Habitat | Tools |
| Access tier | freemium |
| Relevance to stack | high |
| Last active signal | Industry standard, active 2026 |
| Verified alive | yes — pressed 2026 |
| Specimen no. | V · 01 |
| Live habitat | https://regex101.com |