In plain words
A calendar: events, invitations, availability and scheduling, inside the suite.
Like the calendar you know, in the suite.
IRON ID Platform
Early accessConçue en FranceIRON ID RubidiumCalendar
A calendar for the people already in your organization.
IRON ID Rubidium is the calendar of Silicon: events, invitations, availability and scheduling, for your members and teams.
Why Rubidium?
RubidiumRb · atomic number 37
Rubidium keeps time: rubidium atomic clocks run telecom networks and satellites. The element of exact time names the calendar.
Colour on this page: the red-violet flame rubidium is named after.
Who it is for
Everyone with meetings.
What you do with it
- Schedule
- Invite
- Plan
Early accessopen to the first cohorts by waitlist, before the launch on 20 November 2026
What is IRON ID Rubidium?
Time, shared by the whole organization.
Rubidium holds the meetings, deadlines and availability of your members and teams. Invitations go to the people already in your organization; guests are invited by email.
A meeting planned in Rubidium opens in Helium; an invitation leaves through Argon.
In Silicon
- Who is invited: members and teams from Fe.
- Where the meeting happens: a Helium room.
- How guests are invited: by email, through Argon.
Features
What a calendar does here.
- EventsCreate events for yourself or a team.Early access
- InvitationsInvite members, teams and guests.Early access
- AvailabilitySee when people are free before you invite.Early access
- Team calendarsOne calendar per team, shared with its members.Early access
- Meetings in HeliumAn event can open a Helium meeting room.Early access
- RemindersReminders before every event.Early access
Rubidium is part of Silicon and free, like the rest of the Platform. You pay only for storage beyond 5 GB and for professional mailboxes.
See pricingFAQ
Questions buyers ask first.
Is Rubidium a separate product?
No. Rubidium is part of Silicon, the workspace suite: same account, same organization, same permissions, no extra subscription.
Can we try Rubidium now?
Yes. Rubidium is in early access by waitlist before the launch on 20 November 2026, and can be shown in a demo on request.
Where are our calendars?
In Xenon, with the rest of your files: hosted in France for customers in France and the European Union; elsewhere according to demand, or on your own infrastructure.
Launch
34 days to go
See IRON ID for your organization.
Join the waitlist to be onboarded in the first cohorts before launch, request a demo of the Platform, or request a quote for a Silver Sign SDK integration.
Reply within two business days · contact@iron-id.io