A regex to match against Roblox cookies. Two captures; the first is the warning text; the second is the cookie itself.

JS/TS regex for token validation.

convert 16 chars into four hyphen separated groups

English address that can start with numbers, # sign or words (\w) followed with any combination of previously mentioned. Multi-line, global and case insensitive supported. Address CANNOT START WITH \w character _ or 0 or any other symbols

Example: Received: from VI1PR0102CA0029.eurprd01.prod.exchangelabs.com (2603:10a6:802::42) by VE1PR01MB5599.eurprd01.prod.exchangelabs.com (2603:10a6:803:11f::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2602.12; Thu, 9 Jan ...

Lrc file

Match each tag in a lrc file

Group tags and lyrics in one lrc file, multiple lines

indonesian telephone number

Beginnings of defining a log format for Salt to use within LNAV. https://docs.lnav.org/en/latest/formats.html

.Net regular expression for resolving placeholders in the format of ${rewriter(multilevel:key)?fallback} (+ variations)

Validate and split street address (street and house number) with leading house number

Validate and split street address (street and house number) with trailing house number

Validate unicode email addresses

[ [ { "content": "_}24I:9t58Tu?m@e", "isParticipating": true, "groupNum": 0,...

This allows multiple continuous strings of only alpha numeric characters & limiting punctuation to: ?().,'+ /:@-

RegExp matches each (combined) Unicode symbol, character, or emoji consecutively. Note: there are some edge cases where it does not combine some symbols that should be seen as one symbol (after Default Grapheme Cluster Boundary of UAX #29). For Unicode code point info see codepoints.net Also, see ...

Get the python substitution strings from inside of print statements. Replace the whole substitution string with {{ ArgumentName }} for use in a Jinja2 rendering. Supports fstrings...

Extract substitution parameters from python print strings works with fstrings old style format strings old style %(variable) strings

Regex URL validation pattern