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sveltekit

Build full-stack web applications with SvelteKit — file-based routing, SSR, SSG, API routes, and form actions in one framework.

60

Quality

70%

Does it follow best practices?

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SecuritybySnyk

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tessl review fix ./skills/sveltekit/SKILL.md
SKILL.md
Quality
Evals
Security

Quality

Content

71%Scale 1-5

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

This is a solid, actionable SvelteKit skill with excellent executable code examples covering all major framework features. Its main weaknesses are moderate verbosity (explanatory sections that Claude doesn't need) and a monolithic structure that would benefit from splitting detailed examples and API patterns into separate bundle files. The workflow is well-sequenced but lacks explicit verification checkpoints between steps.

Suggestions

Remove or drastically shorten the 'When to Use This Skill' and 'Overview' sections — Claude can infer when to apply SvelteKit knowledge from context.

Split detailed examples (protected routes, hooks, form actions) into a separate EXAMPLES.md or PATTERNS.md file, keeping only the core quick-start flow in SKILL.md.

Add a brief verification step after project setup (e.g., 'Confirm dev server runs at localhost:5173 before proceeding') to improve workflow clarity.

DimensionReasoningScore

Conciseness

The skill includes some unnecessary framing ('When to Use This Skill' section largely restates what Claude would infer, and the Overview explains what SSR/SSG/compile-time reactivity are). The code examples themselves are efficient, but the surrounding prose could be tightened significantly — the 'When to Use' bullets and some best-practice items explain things Claude already knows.

3 / 5

Actionability

Every major concept is backed by concrete, executable TypeScript/Svelte code examples covering project setup, routing, load functions, API routes, form actions, layouts, hooks, and rendering modes. The examples are copy-paste ready and cover the common cases comprehensively.

5 / 5

Workflow Clarity

The steps are clearly sequenced from project setup through increasingly advanced features, and the form actions example includes validation with `fail()`. However, there are no explicit validation checkpoints (e.g., 'verify the dev server runs before proceeding') or feedback loops for error recovery in the build/deploy workflow. Since this is not a destructive/batch operation skill, the missing validation doesn't cap the score, but it prevents a 5.

4 / 5

Progressive Disclosure

The content is well-structured with clear headers and sections, but at ~200+ lines it's a monolithic file with no bundle files to offload detailed content. The API routes, form actions, and examples sections could reasonably be split into separate reference files. The 'Related Skills' section provides good cross-references but the skill itself doesn't practice progressive disclosure internally.

3 / 5

Total

15

/

20

Passed

Description

70%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 does a good job identifying the specific framework (SvelteKit) and listing its key features, making it distinctive and reasonably specific. Its main weakness is the absence of an explicit 'Use when...' clause, which would help Claude know exactly when to select this skill. Adding trigger guidance and a few more natural synonyms would elevate this description significantly.

Suggestions

Add an explicit 'Use when...' clause, e.g., 'Use when the user asks about SvelteKit, Svelte-based web apps, or mentions .svelte files.'

Include natural synonyms and related terms like 'Svelte', 'server-side rendering', 'static site generation', and '.svelte' to improve trigger term coverage.

DimensionReasoningScore

Specificity

Lists several specific capabilities: file-based routing, SSR, SSG, API routes, and form actions. It also frames the overall purpose ('Build full-stack web applications'). Minor gaps — doesn't mention things like data loading, hooks, or deployment, but coverage is solid.

4 / 5

Completeness

The 'what' is clearly stated — building full-stack web apps with SvelteKit and its specific features. However, there is no explicit 'when' clause (e.g., 'Use when the user asks about SvelteKit projects or Svelte-based web apps'). The missing 'Use when...' clause caps this at 3 per the rubric guidelines.

3 / 5

Trigger Term Quality

Includes strong natural keywords: 'SvelteKit', 'web applications', 'SSR', 'SSG', 'API routes', 'form actions', 'routing'. Missing some natural synonyms like 'Svelte', 'server-side rendering' (spelled out), '.svelte files', or 'full-stack app', but overall good keyword coverage.

4 / 5

Distinctiveness Conflict Risk

SvelteKit is a specific framework with a clear niche. The description names it explicitly and lists framework-specific features (file-based routing, form actions), making it highly distinguishable from skills for React, Next.js, Vue, or generic web development.

5 / 5

Total

16

/

20

Passed

Validation

90%

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

Validation10 / 11 Passed

Validation for skill structure

CriteriaDescriptionResult

frontmatter_unknown_keys

Unknown frontmatter key(s) found; consider removing or moving to metadata

Warning

Total

10

/

11

Passed

Repository
administrakt0r/AI-Agents-Safe-Coding-Skills
Reviewed

Table of Contents

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