Supported Protocols

URI Scheme Link Health Subdir. Forwarding / Query Param. Pass
bitcoin:YES
ftp:, ftps:YESYES
geo:YES*
http:, https:YESYES
mailto:YES
mobilepay:YES
sftp:YESYES
slack:YES
tel:
viber:YES
zoommtg:, zoomus:YES

Special cases

If scheme part of the URL is ommited, a default scheme will be added automatically:
example.com --> http://example.com
//example.com --> http://example.com.

Some schemes are banned. Particularly: