| Character encodings | ||
|---|---|---|
| OMBLOWFISH | Blowfish | |
| OMFF8859 | ISO/IEC 8859 | |
| OMFFBASE64 | Base 64 | |
| OMFFBIG5 | Big5 | |
| OMFFBLOWFISH | Blowfish | |
| OMFFEUC | EUC | |
| OMFFJIS | JIS | |
| OMFFSJIS | Shift JIS | |
| OMFFUTF16 | UTF-16 | |
| OMFFUTF32 | UTF-32 | |
| OMUNICODE | Unicode | |
| OMUTF8 | UTF-8 | |
| General | ||
| OMDATE | Date and time functions | |
| OMIOBUF | Buffers | |
| OMPROCESS | Process execution | |
| OMSORT | Sorting | |
| OMUTIL | Utilities | |
| OMVFS | File system utilities | |
| Interfaces | ||
| OMDB | Database access | |
| OMLDAP | LDAP support | |
| Math | ||
| OMBCD | Binary coded decimal numbers | |
| OMBESSEL | Bessel functions | |
| OMFLOAT | Floating point number support | |
| OMRANDOM | Random number utilities | |
| OMTRIG | Trigonometry | |
| Net | ||
| OMCGI | CGI programming support | |
| OMFTP | FTP support | |
| OMHTTP | HTTP support | |
| OMMAIL | Email support, SMTP and POP3 | |
| OMNETUTIL | Network utilities | |
| OMTCP | TCP/IP client and server support | |
| OMURI | URI handling | |
| OMWSB | Web Services Broker | |
| XML and parsing | ||
| OMMARKUPUTILITIES | Markup utilities | |
| OMOASISCATALOGS | OASIS catalogs | |
| OMREGEX | Regular expressions (beta) | |
| OMRELAXNG | RELAX NG | |
| OMRTF | Rich Text Format (RTF) | |
| OMSGMLWRITE | SGML serializer (beta) | |
| OMXERCES | Xerces XML parser | |
| OMXMLSCHEMA | XML schema (beta) | |
| OMXMLWRITE | XML serializer | |
| OMXSLT | XSLT support | |