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Cal.com

by OOMOL · GitHub ↗ · v1.0.0 · MIT-0
cross-platform ⚠ suspicious
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Install in OpenClaw
/install oo-cal
Description
Cal.com (cal.com). Use this skill for ANY Cal.com request — reading, creating, updating, and deleting data. Whenever a task involves Cal.com, use this skill...
README (SKILL.md)

Cal.com

Operate Cal.com through your OOMOL-connected account. This skill calls the cal connector with the oo CLI; OOMOL injects credentials server-side, so you never handle raw tokens.

Category: Productivity, Communication. Exposes 47 action(s).

Running an action

Assume the user has already installed the oo CLI, signed in, and connected Cal.com. Do not run oo auth login or open the connection URL proactively — just run the action. Fall back to First-time setup only when a command actually fails with an auth or connection error.

1. Inspect the contract to get the authoritative input/output schema before building a payload:

oo connector schema "cal" --action "\x3Caction_name>"

2. Run the action with a JSON payload that matches the input schema:

oo connector run "cal" --action "\x3Caction_name>" --data '\x3Cjson>' --json
  • --data takes a JSON object string or @path/to/file.json; omit it to send {}.
  • The response is { "data": ..., "meta": { "executionId": "..." } }; the execution id lives under meta.executionId.

Each action below links to a reference file with its purpose and exact commands. Read the linked file, then fetch the live schema with oo connector schema before constructing --data.

Available actions

  • add_attendee — Add an attendee to a Cal.com booking.
  • cancel_booking — Cancel a Cal.com booking by UID, optionally providing a cancellation reason.
  • cancel_booking_via_uid — Compatibility alias for Composio's cancel-booking-via-uid action. Cancels a booking by UID.
  • confirm_booking_by_uid — Confirm a Cal.com booking by UID.
  • create_booking — Create a Cal.com booking.
  • create_event_type — Create a Cal.com event type for the authenticated user.
  • create_schedule — Create a schedule for the authenticated Cal.com user.
  • create_user_availability_schedule — Compatibility alias for Composio's create-user-availability-schedule action. Creates a schedule.
  • decline_booking_with_reason — Decline a Cal.com booking by UID with an optional reason.
  • delete_event_type — Delete a Cal.com event type by numeric ID.
  • delete_event_type_by_id — Compatibility alias for Composio's delete-event-type-by-id action. Deletes a Cal.com event type by ID.
  • delete_schedule — Delete a schedule for the authenticated Cal.com user.
  • delete_schedule_by_id — Compatibility alias for Composio's delete-schedule-by-id action. Deletes a schedule.
  • fetch_all_bookings — Compatibility alias for Composio's fetch-all-bookings action. Lists bookings with optional filters and pagination.
  • fetch_event_type_details — Compatibility alias for Composio's fetch-event-type-details action. Gets a single Cal.com event type by ID.
  • fetch_schedule_by_id — Compatibility alias for Composio's fetch-schedule-by-id action. Gets a schedule by numeric ID.
  • get_available_slots_info — Compatibility action for Composio's get-available-slots-info. Returns available slots for a user, team, or event type.
  • get_booking — Get a Cal.com booking by booking UID.
  • get_booking_references — Compatibility alias for Composio's get-booking-references action. Lists booking references.
  • get_default_schedule — Get the default schedule for the authenticated Cal.com user.
  • get_default_schedule_details — Compatibility alias for Composio's get-default-schedule-details action. Returns the default schedule for the authenticated user.
  • get_event_type — Get a single Cal.com event type by its numeric ID.
  • get_event_type_private_links — List private links configured for a Cal.com event type.
  • get_my_profile — Get the current Cal.com user profile from the authenticated OAuth account.
  • get_schedule — Get a Cal.com schedule by numeric schedule ID.
  • list_attendees — List attendees for a Cal.com booking by booking UID.
  • list_booking_references — List booking references for a Cal.com booking.
  • list_bookings — List bookings for the authenticated Cal.com user with optional date, attendee, and event-type filters.
  • list_event_types — List Cal.com event types for the authenticated user with optional pagination and status filters.
  • list_schedules — List schedules available to the authenticated Cal.com user.
  • mark_booking_absent_for_uid — Mark a Cal.com booking host or attendees absent.
  • post_new_booking_request — Compatibility alias for Composio's post-new-booking-request action. Creates a booking.
  • reassign_booking_with_uid — Reassign a round-robin booking to a specific host user ID.
  • reschedule_booking — Reschedule a Cal.com booking by UID to a new start time.
  • reschedule_booking_by_uid — Compatibility alias for Composio's reschedule-booking-by-uid action. Reschedules a booking by UID.
  • retrieve_booking_details_by_uid — Compatibility alias for Composio's retrieve-booking-details-by-uid action. Gets a booking by UID.
  • retrieve_calendar_busy_times — Compatibility alias for Composio's retrieve-calendar-busy-times action. Returns busy ranges for specific calendars.
  • retrieve_calendar_list — Compatibility alias for Composio's retrieve-calendar-list action. Lists connected calendars and the selected destination calendar.
  • retrieve_event_type_by_id — Compatibility alias for Composio's retrieve-event-type-by-id action. Gets a single Cal.com event type by ID.
  • retrieve_my_information — Compatibility alias for Composio's retrieve-my-information action. Returns the authenticated Cal.com user's profile.
  • retrieve_schedules_list — Compatibility alias for Composio's retrieve-schedules-list action. Lists schedules for the authenticated user.
  • update_destination_calendar_integration — Compatibility alias for Composio's update-destination-calendar-integration action. Updates the destination calendar used for created events.
  • update_event_type — Update a Cal.com event type by numeric ID.
  • update_my_profile — Update the current Cal.com user's profile fields such as name, bio, timezone, and branding.
  • update_schedule — Update a schedule for the authenticated Cal.com user.
  • update_schedule_by_id — Compatibility alias for Composio's update-schedule-by-id action. Updates a schedule.
  • update_user_profile_details — Compatibility alias for Composio's update-user-profile-details action. Updates the authenticated Cal.com user's profile.

Safety

  • Read actions (get / list / search) are safe to run directly.
  • Create, update, send, or post actions change Cal.com state — confirm the exact payload and effect with the user before running.
  • Delete or remove actions are destructive — always confirm the target and get explicit approval first.

First-time setup

These are one-time steps — do not repeat them on every call. Run a step only when a command fails for the matching reason.

  • oo: command not found — install the oo CLI (other platforms: \x3Chttps://cli.oomol.com/install-guide.md>):

    curl -fsSL https://cli.oomol.com/install.sh | bash    # macOS / Linux
    
    irm https://cli.oomol.com/install.ps1 | iex           # Windows PowerShell
    
  • Not signed in / authentication error — sign in to your OOMOL account once:

    oo auth login
    
  • scope_missing / credential_expired / app_not_ready / app_not_found — Cal.com is not connected, or the connection expired or lacks a scope. Connect once (auth type: OAuth2) at:

    https://console.oomol.com/app-connections?provider=cal
    
  • HTTP 402 / OOMOL_INSUFFICIENT_CREDIT — billing stop. Recharge at https://console.oomol.com/billing/token-recharge before retrying.

Resources

Usage Guidance
Install only if you are comfortable giving the skill Cal.com OAuth access that can read and modify bookings, schedules, event types, calendars, and profile data. Before using booking-changing actions such as cancel, confirm, decline, reschedule, or reassign, require the agent to show the exact booking UID, payload, and likely effect, then get explicit user approval.
Capability Tags
requires-oauth-tokenrequires-sensitive-credentials
Capability Assessment
Purpose & Capability
The skill’s stated purpose is to operate Cal.com through the OOMOL oo CLI, including reading, creating, updating, deleting, confirming, canceling, declining, rescheduling, and reassigning booking data; those capabilities fit the declared Cal.com integration but are high-impact.
Instruction Scope
The main SKILL.md includes general safety rules for create/update/post and delete/remove actions, but several booking state changes such as cancel, confirm, decline, reschedule, and reassign are not clearly covered in their individual action files, which increases the chance of execution without explicit target and effect confirmation.
Install Mechanism
The skill is markdown-only and restricts normal tool use to Bash(oo *), but its fallback setup instructions include one-time oo CLI installation via remote shell commands if the CLI is missing; this is disclosed but should be user-initiated.
Credentials
OAuth/sensitive credential use is disclosed, credentials are described as injected server-side, and Cal.com read/write scopes are proportionate to the advertised integration, though broad account-level calendar and booking access remains sensitive.
Persistence & Privilege
No artifact-backed evidence of background persistence, local credential harvesting, hidden files, long-running workers, or privilege escalation was found.
How to Use
  1. Make sure OpenClaw is installed (local or Docker)
  2. Run the install command in chat: /install oo-cal
  3. After installation, invoke the skill by name or use /oo-cal
  4. Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.0.0
- Initial 1.0.0 release of `oo-cal`, an OOMOL skill for operating Cal.com through the connected `cal` connector and `oo` CLI. - Supports booking workflows including create, list, retrieve, confirm, cancel, decline, reschedule, reassign, mark absent, and attendee management. - Provides event type management for listing, fetching, creating, updating, deleting, and retrieving private links. - Provides schedule and availability management, including default schedule lookup, schedule CRUD, and available slot retrieval. - Supports profile and calendar integration operations, including user profile reads/updates, connected calendar lists, busy time retrieval, and destination calendar updates. - Includes action-level reference files and guidance to inspect live connector schemas before running actions, with explicit safety rules for state-changing and destructive operations.
Metadata
Slug oo-cal
Version 1.0.0
License MIT-0
All-time Installs 0
Active Installs 0
Total Versions 1
Frequently Asked Questions

What is Cal.com?

Cal.com (cal.com). Use this skill for ANY Cal.com request — reading, creating, updating, and deleting data. Whenever a task involves Cal.com, use this skill... It is an AI Agent Skill for Claude Code / OpenClaw, with 38 downloads so far.

How do I install Cal.com?

Run "/install oo-cal" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.

Is Cal.com free?

Yes, Cal.com is completely free, licensed under MIT-0. You can download, install and use it at no cost.

Which platforms does Cal.com support?

Cal.com is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).

Who created Cal.com?

It is built and maintained by OOMOL (@oomol); the current version is v1.0.0.

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