The calendar files in which & kalarm; stores its alarms are text files whose format is defined by the document RFC2445 - Internet Calendaring and Scheduling Core Object Specification (iCalendar). This is the standard format used by all kdepim applications. & kalarm; uses certain non-standard properties, in conformance with RFC2445. In the VEVENT component: X-KDE-KALARM-FLAGS, X-KDE-KALARM-NEXTRECUR, X-KDE-KALARM-REPEAT, X-KDE-KALARM-ARCHIVE, X-KDE-KALARM-LOG, and in the VALARM component: X-KDE-KALARM-TYPE, X-KDE-KALARM-NEXTREPEAT, X-KDE-KALARM-FONTCOLOR, X-KDE-KALARM-VOLUME, X-KDE-KALARM-SPEAK, X-KDE-KALARM-EMAILID.
Os ficheiros de calendario nos que o & kalarm; almacena as alarmas son ficheiros de texto cuxo formato está definido polo documento RFC2445 - Internet Calendaring and Scheduling Core Object Specification (iCalendar). Este é o formato padrón empregado por todas as aplicacións de kdepim. O & kalarm; emprega algunhas propiedades non padrón, en conformidade con RFC2445. No componente VEVENT: X- KDE- KALARM- FLAGS, X- KDE- KALARM- NEXTRECUR, X- KDE- KALARM- REPEAT, X- KDE- KALARM- ARCHIVE, X- KDE- KALARM- LOG, and in the VALARM component: X- KDE- KALARM- TYPE, X- KDE- KALARM- NEXTREPEAT, X- KDE- KALARM- FONTCOLOR, X- KDE- KALARM- VOLUME, X- KDE- KALARM- SPEAK, X- KDE- KALARM- EMAILID.