https://regex-forge-hub.pages.dev/ 1.0 monthly https://regex-forge-hub.pages.dev/regex/e-01-tool 0.8 monthly https://regex-forge-hub.pages.dev/regex/e-02-tool 0.8 monthly https://regex-forge-hub.pages.dev/regex/e-03-regex 0.8 monthly https://regex-forge-hub.pages.dev/regex/e-04-pcre-js-python-go-java 0.8 monthly https://regex-forge-hub.pages.dev/regex/e-05-catastrophic-backtracking 0.8 monthly