Calendar management and scheduling. Create events, manage meetings, and sync across calendar providers.
36
Quality
23%
Does it follow best practices?
Impact
Pending
No eval scenarios have been run
Passed
No known issues
Optimize this skill with Tessl
npx tessl skill review --optimize ./public/skills/0xterrybit/calendar/SKILL.mdQuality
Discovery
32%Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.
The description provides a reasonable overview of calendar-related capabilities but suffers from missing explicit trigger guidance ('Use when...'), which is critical for skill selection. It names the domain and some actions but lacks the comprehensive action list and natural trigger terms that would make it highly effective for skill matching.
Suggestions
Add a 'Use when...' clause with explicit triggers like 'Use when the user asks to schedule, book appointments, check availability, or manage calendar events'
Include more natural trigger terms users would say: 'appointment', 'book a meeting', 'schedule a call', 'free time', 'availability', 'Google Calendar', 'Outlook'
Expand the action list to be more comprehensive: 'Create, edit, and delete events, check availability, set reminders, handle recurring meetings, manage invitations'
| Dimension | Reasoning | Score |
|---|---|---|
Specificity | Names the domain (calendar management) and some actions (create events, manage meetings, sync), but lacks comprehensive detail about specific capabilities like editing events, setting reminders, checking availability, or handling recurring events. | 2 / 3 |
Completeness | Describes what the skill does but completely lacks a 'Use when...' clause or any explicit trigger guidance. Per rubric guidelines, missing explicit trigger guidance caps completeness at 2, and this has no 'when' component at all. | 1 / 3 |
Trigger Term Quality | Includes relevant keywords like 'calendar', 'events', 'meetings', 'scheduling', and 'sync', but missing common variations users might say such as 'appointment', 'schedule a call', 'book a meeting', 'availability', or specific provider names like 'Google Calendar'. | 2 / 3 |
Distinctiveness Conflict Risk | Calendar management is a reasonably specific domain, but 'scheduling' and 'meetings' could overlap with other skills like email management, project management, or communication tools. The mention of 'calendar providers' helps distinguish it somewhat. | 2 / 3 |
Total | 7 / 12 Passed |
Implementation
14%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This skill is essentially a feature list masquerading as documentation. It tells Claude what the skill can do but provides zero guidance on how to actually accomplish any of the listed tasks. There are no API calls, no tool usage patterns, no code examples, and no workflows for any of the three calendar providers mentioned.
Suggestions
Add executable code examples showing how to create events, query availability, and manage meetings for at least one provider (e.g., Google Calendar API calls)
Define clear workflows with validation steps for multi-step operations like 'schedule a meeting with multiple attendees' or 'sync calendars across providers'
Create separate reference files for each provider (GOOGLE.md, OUTLOOK.md, APPLE.md) and link to them from the main skill
Replace natural language 'Usage Examples' with actual tool invocations or API call patterns that Claude should use
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The content is brief but lacks substance - it's concise by omission rather than efficiency. The feature list and provider list add little value without actionable guidance. | 2 / 3 |
Actionability | No concrete code, commands, or executable guidance provided. The 'Usage Examples' are natural language prompts, not actionable instructions for how Claude should actually interact with calendar APIs or tools. | 1 / 3 |
Workflow Clarity | No workflows defined at all. Creating events, scheduling meetings, and syncing calendars are multi-step processes that require clear sequences, but none are provided. | 1 / 3 |
Progressive Disclosure | Content is a shallow overview with no references to detailed documentation. For a skill covering multiple providers and features, there should be links to provider-specific guides or API references. | 1 / 3 |
Total | 5 / 12 Passed |
Validation
81%Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.
Validation — 9 / 11 Passed
Validation for skill structure
| Criteria | Description | Result |
|---|---|---|
metadata_version | 'metadata.version' is missing | Warning |
metadata_field | 'metadata' should map string keys to string values | Warning |
Total | 9 / 11 Passed | |
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