VisitOslo – Official Tourism Agency
http://www.visitoslo.com/no/hva-skjer/kalender/
Free / Gratis events:
http://www.visitoslo.com/no/oslo-for-deg/billig-oslo/arrangement/

Vamos – The event app – Oslo
http://www.getvamos.com/oslo

Underskog – Kultur
https://underskog.no/kalender

Eventbrite
http://www.eventbrite.com/directory?loc=Oslo%2C+Norway

Meetup
http://www.meetup.com/cities/no/oslo/

Bagera, Facebook integration
http://bagera.no/#/now

Nettavisen – DittOslo
http://tjenester.nettavisen.no/kundeweb/dittoslo/kalender/

Wherevent.com – Events from Facebook
http://www.wherevent.com/search/Norway/Oslo+Fylke/Oslo

Origo
http://oslo.origo.no/-/explore/events/sandbox/10092_oslo

Oslosurf Det skjer i Oslo
http://www.detskjerioslo.no/

DittOslo Skjer i Oslo
http://skjerioslo.dittoslo.no/

Nattogdag Hva skjer
http://www.nattogdag.no/hvaskjer

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Check out the promising evensi.com service.
http:/www.evensi.com

EventDP.com Event Data Platform
Experimental Facebook integration by Glimt.com
www.eventdp.com

Also check out the Vamos app.
GetVamos
http:/getvamos.com

Oslo Events calendar maintained by Glimt.com:
https://www.google.com/calendar/embed?src=ngnbhlrljfa151sv12oavdepcs%40group.calendar.google.com&ctz=Europe%2FOslo&mode=AGENDA

Oslo Startup Digest maintained by Frode Jensen:
https://www.google.com/calendar/embed?src=startupdigest.com_67psrg7gt9802n701vq8smgiko%40group.calendar.google.com&mode=AGENDA

Oslo Tech Calendar maintained by Glimt.com:
https://www.google.com/calendar/embed?src=3k405mddqiv6iq3g2at74kupd0%40group.calendar.google.com&mode=AGENDA

Oslo Finans kalender maintained by Glimt.com:
https://www.google.com/calendar/embed?src=n2dpl7v3t6rl5olajb6da5l2ms%40group.calendar.google.com&mode=AGENDA

Events at MESH maintained by MESH coworking facility:
https://www.google.com/calendar/embed?src=meshnorway.com_1kvb7g1n721r86c1l7qgj66nm0%40group.calendar.google.com&mode=AGENDA 

Mobile Business Network – maintained by Mobizmag.no
https://www.google.com/calendar/embed?src=vri3dsm92p23ft6rbk5qqkue5s%40group.calendar.google.com&mode=AGENDA

Oslo SV kalender:
https://www.google.com/calendar/embed?src=46mi6dmhjvd93jmkpqkin5qf2s@group.calendar.google.com&mode=AGENDA

Mises Institute Norge:
https://www.google.com/calendar/embed?src=7bh51pddg137mceno56u4n28ns%40group.calendar.google.com&mode=agenda

Mamma og Pappa i Oslo:
https://www.google.com/calendar/embed?src=gpe5eu8kj3gcumav4qk9a39je0%40group.calendar.google.com&mode=AGENDA

Send us tips/links to other good Public Google Calendars that should be here: hanslysglimt at gmail.com
To add a particular Google Calendar to YOUR list of Google calendars in your panel click this icon at the BOTTOM of each calendars once you have opened them: