Regex matches Chrome OS user agents. Tested against 4.5k apache log lines. By Dennis Faas https://www.infopackets.com

Validates an email address

ss

I've used this for filtering files which are bigger than 100 M and smaller than 1 GB

Not made with ill intentions.

VIL ID

Identify and group Certificate and Private Key from a combination PEM file

Get the IP Address and port from the proxybroker report "bluet/proxybroker2"

// Expecting this is a string, will try to replace md links // in wrong format: // [link nowhere] or [link] // to just link nowhere or link

Filenames in urls

Match filenames in URLS (updated)

Group first character and remaining word and flip order

Paste the text of your email in the "TEST STRING" text box. Then click

Vivaldi

Finds all unmatched smart quotes, double and single, but ignores close single smart quote when used as an apostrophe.

Matches ISBN-10 or ISBN-13 in any text (separator can be space or -). You still need to use code to compute checksum using the last digit to validate.

Здесь можно тренироваться с регулярками

Split Http(s) Response

An example of lookahead and lookbehind, both negative and positive. Allows to limit matches within specified limits without capture groups

MySQL DATETIME