Google Calendar · Codex plugin

MassCalendar

A security-first multi-account Google Calendar assistant for bounded calendar and event reading, availability and separately authorised guarded workflows.

Status: Private betaPrivate beta

Verified current capability

What exists now.

  • Independent Google OAuth, encrypted account isolation and explicit account aliasing.
  • Read catalogue for status, calendar discovery, event reads and search, free-busy, settings and bounded scheduling.
  • Separately scoped guarded Full catalogue for typed preview, confirmation and idempotent event or calendar workflows.
  • Separately scoped Admin source for ACL, eligible Workspace resources and CalDAV, still behind live gates.
  • Request-wide free-plan budget and fail-closed continuation, replay and substitution controls.

Explicit limits

Where it stops.

  • Private beta with no public app, marketplace listing or signup.
  • The accepted directory cap is eight accounts and only one personal account is currently connected.
  • No Full mutation, destructive Admin operation or CalDAV workflow has passed live acceptance.
  • Workspace resource and audit features require an eligible Workspace account and are unavailable for the current consumer account.
  • No Gmail dependency, domain-wide delegation or paid service.

No public access.

This entry exists to make current work visible without turning a private or unfinished project into a launch claim.