Regular expression for matching reserved filename characters

Regular expression for matching scoped npm package names

Make a regular expression time out if it takes too long to execute

Validity style validator to match simple regex's to a property.

Regular expression for matching JavaScript identifiers

Parses well-formed HTML (meaning all tags closed) into an AST and back. quickly.

Give a regex, get a robust predicate function that tests it against a string.

Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag

Compile ES2015 Unicode regex to ES5

A tool for regex match in node.js，include phone,email,address......

Pass two numbers, get a regex-compatible source string for matching ranges. Validated against more than 2.78 million test assertions.

Compile ES2015 Unicode regex to ES5

Regular expression for matching a shebang line

Compile ES2015 sticky regex to an ES5 RegExp constructor

Compile regular expressions using named groups to ES5.

Regular expression for matching IP addresses in CIDR notation

Compile Unicode property escapes in Unicode regular expressions to ES5.

Compile regular expressions using the `s` (`dotAll`) flag to ES5.

Eslint rule for consistent folder names.

Deterministic reference scorers as AIP-14 TOOL contracts + one builtin AIP-30 PROVIDER. A scorer IS a tool whose outputSchema is the shared `Score` shape — no new scorer port. Ships exact-match, regex-match, json-schema-valid, and latency-budget. No LLM/m