Tootfinder

finding all regex matches has always been O(n²). even in the engines built to prevent it
every regex engine that promises linear time breaks that promise the moment you ask for all matches. the problem has been there since the 70s, hiding in plain sight.
— by ian erik varatalu
🤔 https://iev.ee/blog/the-…

from my link log —
All longest regex matches in linear time is possible.
https://iev.ee/blog/all-longest-regex-matches-in-linear-time/
saved 2026-03-17

I’ve been messing around with Apple Shortcuts lately and was pleased to see that Regular Expressions are supported.

from my link log —
What 127.5 million forms can tell you about the state of front-end regex input validation on the Web.
https://amandastjerna.se/blog/127-million-forms/
saved 2026-03-02

Finally a package where I can't suspect the author of vibecoding!
"""
Version: 2026.3.32
Fixed segfault.
Version: 2026.3.31
Fixed bug again.
Version: 2026.3.30
Fixed bug.
"""
https://github.com/mrabarnett/mrab-regex/blob/5d51c75da03116e08bb6fb537fae6d8c804cc92c/changelog.txt
(It's also a horribly bad package, with tons of unmaintainable code, heavily relying on CPython internals.)

🧠 Bidirectional token-classification — unlike autoregressive LLMs, #PrivacyFilter reads input from both directions simultaneously for deeper context awareness, catching subtle #PII that simple pattern-matching or RegEx rules miss
⚡ 1.5B parameter model with only ~50M active parameters …

Class too large (too many methods)
− 1 file
🟡 Design / code quality
Duplicate literals − should be constants
− ~7 files
Duplicate / suspicious code blocks
− 1 file
🟢 Minor / low-level issues
Regex improvements
− ~4 files
Redundant / unnecessary code (e.g. temp vars, inherited method)
− ~3 files