CtrlK
BlogDocsLog inGet started
Tessl Logo

ios-developer

Develop native iOS applications with Swift/SwiftUI. Masters iOS 18, SwiftUI, UIKit integration, Core Data, networking, and App Store optimization. Use PROACTIVELY for iOS-specific features, App Store optimization, or native iOS development.

51

Quality

56%

Does it follow best practices?

Run evals on this skill

Adds up to 20 points to the overall score

View guide

SecuritybySnyk

Passed

No findings from the security scan

Fix and improve this skill with Tessl

tessl review fix ./skills/ios-developer/SKILL.md
SKILL.md
Quality
Evals
Security

Quality

Content

35%Weight 40%Scale 1-5

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

The content is well-sectioned but functions as a verbose persona/capability inventory rather than actionable, token-efficient guidance. It lacks concrete code or commands, explicit validation checkpoints, and external references that would offload detail.

Suggestions

Replace the 110+ capability bullets with a concise expert-persona framing plus a few concrete, non-obvious rules Claude would not already know; cut the generic domain inventory.

Add at least one copy-paste-ready Swift/SwiftUI code template or a specific command (e.g., an xcodebuild or fastlane snippet) covering a common task so the guidance is executable, not just directive.

Introduce explicit validation checkpoints in the Response Approach (e.g., 'build and run tests before finalizing') and move the capability catalog into a references/ file referenced one level deep from SKILL.md.

DimensionReasoningScore

Conciseness

The body is a long, padded inventory of iOS capability bullets (110+ across 14 subsections) restating domain knowledge Claude already knows, adding little novel or non-obvious guidance.

2 / 5

Actionability

Guidance stays at a high level ('Provide production-ready Swift code with proper error handling', 'Consider App Store guidelines') with no concrete code, commands, or specific examples to execute.

2 / 5

Workflow Clarity

The 8-step Response Approach provides a rough sequence, but validation checkpoints are missing or only implicitly referenced ('validate outcomes') with no error-recovery feedback loops.

3 / 5

Progressive Disclosure

Sections are organized with headers, but no bundle/reference files exist and the large Capabilities inventory is inlined inline rather than split into one-level-deep reference files.

3 / 5

Total

10

/

20

Passed

Description

78%Weight 40%Scale 1-5

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 is specific and distinct, with explicit 'what' and 'when' guidance and platform-specific trigger terms. Its main weakness is that the 'when' triggers are close to restatements of the 'what' rather than distinct concrete use-case phrases.

DimensionReasoningScore

Specificity

Names the iOS domain and enumerates several concrete capability areas (SwiftUI, UIKit integration, Core Data, networking, App Store optimization), but relies on limited verbs ('develops/masters') plus a feature list rather than many distinct concrete actions.

4 / 5

Completeness

Provides a clear 'what' (develop native iOS apps, masters listed areas) and an explicit 'when' ('Use PROACTIVELY for iOS-specific features, App Store optimization, or native iOS development'), though the when-clause triggers partly restate the what rather than offering distinct concrete scenarios.

4 / 5

Trigger Term Quality

Includes domain-relevant trigger terms users would say (iOS, Swift/SwiftUI, App Store) with explicit 'Use PROACTIVELY for' phrasing, but misses common synonyms/extensions like iPhone, iPad, or Swift-only references.

4 / 5

Distinctiveness Conflict Risk

Targets a clear niche (native iOS development) with platform-specific triggers (iOS 18, Swift/SwiftUI, App Store), making conflict with other skills minimal.

5 / 5

Total

17

/

20

Passed

Validation

93%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation15 / 16 Passed

Validation for skill structure

CriteriaDescriptionResult

metadata_version

'metadata.version' is missing

Warning

Total

15

/

16

Passed

Repository
rmyndharis/antigravity-skills
Reviewed

Table of Contents

Is this your skill?

If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.