IP Address

\b(?:(?:2(?:[0-4][0-9]|5[0-5])|[0-1]?[0-9]?[0-9])\.){3}(?:(?:2([0-4][0-9]|5[0-5])|[0-1]?[0-9]?[0-9]))\b

URL

/[-a-zA-Z0-9@:%_\+.~#?&//=]{2,256}\.[a-z]{2,4}\b(\/[-a-zA-Z0-9@:%_\+.~#?&//=]*)?/gi

Base64

/^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})$/g

GitHub OAuth2.0 ID

[A-Za-z0-9_]{255}

AWS AccessKey

AKIA[0-9A-Z]{16}

AWS SecretKey

[0-9a-zA-Z/+]{40}

GCP OAuth2.0 ID

[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}

GCP API Key

[A-Za-z0-9_]{21}--[A-Za-z0-9_]{8}