CtrlK
BlogDocsLog inGet started
Tessl Logo

bun-react-ssr

Use when building server-rendered React with Bun, including streaming SSR, hydration, renderToString, or custom SSR without a framework.

66

Quality

80%

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 ./plugins/bun/skills/bun-react-ssr/SKILL.md
SKILL.md
Quality
Evals
Security

Quality

Content

72%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.

Highly actionable with abundant executable code, but the body is long and inlines content that belongs in reference files, and the two referenced files are missing. Workflow sequencing lacks explicit validation checkpoints.

Suggestions

Move routing, CSS handling, and dev/prod build sections into separate reference files (or create the missing references/streaming-patterns.md and references/caching.md) so SKILL.md stays a lean overview.

Add an explicit validation checkpoint after the build steps (e.g. verify the client bundle exists and the server responds with 200 before proceeding).

De-duplicate the HTML shell across server examples by extracting it once and referencing it, to reduce token weight.

DimensionReasoningScore

Conciseness

Mostly lean, code-first content that assumes Claude's React knowledge, but the full HTML boilerplate is duplicated across the Basic SSR and Data Fetching server examples and could be trimmed.

4 / 5

Actionability

Fully executable, copy-paste-ready code throughout — renderToString, hydrateRoot, Bun.serve, Bun.build, renderToReadableStream, and a Router — covering the common SSR cases concretely.

5 / 5

Workflow Clarity

The Quick Start and Build sections give a clear sequence (init, install, build, run), but validation checkpoints are implicit and there is no verify/retry feedback for the build-and-run flow.

3 / 5

Progressive Disclosure

Good section structure and a well-signaled 'When to Load References' block, but substantial content (routing, CSS handling, dev/prod build) is inlined and the referenced files (references/streaming-patterns.md, references/caching.md) do not exist in the bundle.

3 / 5

Total

15

/

20

Passed

Description

87%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.

A strong, well-structured description that clearly states what the skill does and when to use it with concrete, third-person trigger language. Minor specificity and keyword-synonym gaps prevent a perfect score on two dimensions.

DimensionReasoningScore

Specificity

Names several concrete capabilities — 'streaming SSR, hydration, renderToString, or custom SSR without a framework' — but leaves minor gaps (e.g. data fetching, routing, static generation) that keep it just short of comprehensive.

4 / 5

Completeness

Explicitly answers both what ('building server-rendered React with Bun, including streaming SSR, hydration, renderToString, or custom SSR without a framework') and when ('Use when building server-rendered React with Bun...') with concrete trigger phrases.

5 / 5

Trigger Term Quality

Strong natural developer terms ('streaming SSR', 'hydration', 'renderToString', 'custom SSR') with good coverage, though a few common variations like 'server-side rendering' and 'isomorphic' are absent.

4 / 5

Distinctiveness Conflict Risk

The Bun-specific server-rendered React niche has distinct triggers and minimal overlap risk with general React or Bun skills.

5 / 5

Total

18

/

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

referenced_paths_exist

Referenced path issues: 2 missing

Warning

Total

15

/

16

Passed

Repository
secondsky/claude-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.