Please enable JavaScript to use this web application.
Regular
Expressions
101
Social
Donate
Info
Regex Editor
Community Patterns
Account
Regex Quiz
Settings
Order By
Most Recent
Most upvotes
Most downvotes
Highest Score
Lowest Score
Filter by Flavor
PCRE2 (PHP >=7.3)
PCRE (PHP <7.3)
ECMAScript (JavaScript)
Python
Golang
Java 8
.NET 7.0 (C#)
Rust
Sponsors
There are currently no sponsors.
Become a sponsor today!
Community Patterns
Search among 6,580 community submitted regex patterns...
0
Kaspersky Update Domains
PCRE2 (PHP >=7.3)
Match Kaspersky update domains for exclusion from DNS logging
Submitted by
kernelmustard
-
a year ago
(Last modified a year ago)
0
ESET Secure Authentication Provisioning Server (DNS)
PCRE2 (PHP >=7.3)
Match domains of ESET Secure Authentication Provisioning Server for exclusion from DNS logs
Submitted by
kernelmustard
-
a year ago
(Last modified a year ago)
0
ESET LiveGrid reputation database (DNS)
PCRE2 (PHP >=7.3)
Match ESET LiveGrid reputation database domains for exclusion from DNS logs
Submitted by
kernelmustard
-
a year ago
(Last modified a year ago)
0
ESET Threat Lab domains (DNS)
PCRE2 (PHP >=7.3)
Match ESET Threat Lab domains for exclusion from DNS logs
Submitted by
kernelmustard
-
a year ago
(Last modified a year ago)
0
varnish
PCRE2 (PHP >=7.3)
varnish config
Submitted by
anonymous
-
a year ago
0
Markdown JSON codeblock match
ECMAScript (JavaScript)
Useful to extract JSON from LLM markdown responses
Submitted by
Lamer217
-
a year ago
(Last modified a year ago)
0
ESET Password Manager domains (DNS)
PCRE2 (PHP >=7.3)
Match ESET Password Manager domains for exclusion from DNS logs
Submitted by
kernelmustard
-
a year ago
(Last modified a year ago)
0
ESET Mail Security Antispam module domains (DNS)
PCRE2 (PHP >=7.3)
Match ESET Mail Security Antispam module domains for exclusion from DNS logs
Submitted by
kernelmustard
-
a year ago
(Last modified a year ago)
0
ESET Mobile Security activation URI (HTTP)
PCRE2 (PHP >=7.3)
Match the ESET Mobile Security activation URI for exclusion from HTTP logs
Submitted by
kernelmustard
-
a year ago
(Last modified a year ago)
0
Options symbol parse
ECMAScript (JavaScript)
parse option symbol
Submitted by
anonymous
-
a year ago
0
IP address validation
PCRE2 (PHP >=7.3)
IP address validation
Submitted by
anonymous
-
a year ago
0
Auto sentence capitalization
PCRE2 (PHP >=7.3)
only works in implementations with \U
Submitted by
anonymous
-
a year ago
(Last modified a year ago)
0
Match XML Comment
PCRE2 (PHP >=7.3)
Match any XML comment in an XML Document
Submitted by
Anthony Bateman
-
a year ago
0
Special character finder
PCRE2 (PHP >=7.3)
yep
Submitted by
anonymous
-
a year ago
0
Kaspersky Security Center update domains (HTTP)
PCRE2 (PHP >=7.3)
Match Kaspersky Security Center update domains for exclusion from HTTP logs
Submitted by
kernelmustard
-
a year ago
(Last modified a year ago)
0
8 Character Password
PCRE2 (PHP >=7.3)
RegEx
Submitted by
anonymous
-
a year ago
0
Remove JSON value quotes
ECMAScript (JavaScript)
Removes quotes from value of JSON string
Submitted by
anonymous
-
a year ago
0
Regex PO
PCRE2 (PHP >=7.3)
Regex PO
Submitted by
anonymous
-
a year ago
0
Regex PO 2
PCRE2 (PHP >=7.3)
Regex PO 2
Submitted by
anonymous
-
a year ago
0
parse data URL
ECMAScript (JavaScript)
Parse Data URL like: data:image/png;base64,__iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==__
Submitted by
Alan S. Ferreira
-
a year ago
1
...
324
325
326
327
328
329
Community Library Entry
52
Regular Expression
PCRE (PHP <7.3)
/
^
(?'Username'
[
-
\w\d
\.
]
+
?
)
(?:
\s
+
at
\s
+
|
\s
*
@
\s
*
|
\s
*
(?:
[
\[\]
@
]
){3}
\s
*
)
(?'Domain'
[
-
\w\d
\.
]
*
?
)
\s
*
(?:
dot
|
\.
|
(?:
[
\[\]
dot
\.
]
){3,5}
)
\s
*
(?'TLD'
\w
+
)
$
/
gm
Open regex in editor
Description
Matches distorted email addresses and converts them back to real ones.
Submitted by
dislick
-
12 years ago