solid-design-patterns

solid-design-patterns is a skill for Claude Code, Codex from lvcoi/solidJSkills. It costs 37 tokens per session (491 once invoked), scanned A, original, MIT.

A decision guide for choosing how a SolidJS application owns state, renders data, and connects its parts. SolidJS is a JavaScript framework for building user interfaces.

In plain words
What is it for?
Making SolidJS architecture decisions, planning migrations, documenting tradeoffs, and defining commands and acceptance checks for the chosen design.
Why use it?
It helps compare several valid designs, understand their costs and risks, and avoid choosing a pattern without considering performance, server rendering, or future changes.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Making SolidJS architecture decisions, planning migrations, documenting tradeoffs, and defining commands and acceptance checks for the chosen design.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/lvcoi/solidjskills/solid-design-patterns
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add lvcoi/solidJSkills --skill solid-design-patterns
Clone the repo
git clone --depth 1 https://github.com/lvcoi/solidJSkills

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for solid-design-patterns

README.md
[![agentmods](https://agentmods.dev/badge/skills/lvcoi/solidjskills/solid-design-patterns/github.svg)](https://agentmods.dev/skills/lvcoi/solidjskills/solid-design-patterns)
Your own site
<a href="https://agentmods.dev/skills/lvcoi/solidjskills/solid-design-patterns"><img src="https://agentmods.dev/badge/skills/lvcoi/solidjskills/solid-design-patterns/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for solid-design-patterns

Your own site · 80×15
<a href="https://agentmods.dev/skills/lvcoi/solidjskills/solid-design-patterns"><img src="https://agentmods.dev/badge/skills/lvcoi/solidjskills/solid-design-patterns.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 37 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 491 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00037 $0.00491
Opus 5.5 $0.00015 $0.00196
Sonnet 5.5 $0.00007 $0.00098
Haiku 4.5 $0.00004 $0.00049

Measured 2mo ago against content hash 0ec8dea81924, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

solid-design-patterns scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

skills/solid-design-patterns/SKILL.md · 63 lines

What it actually says

solid-design-patterns

Trigger

Use this skill for architecture decisions where multiple SolidJS patterns are viable and tradeoffs must be explicit.

Required Inputs

  • Problem statement and constraints.
  • Performance and SSR/hydration expectations.
  • Team maintainability constraints.
  • Migration constraints from current architecture.

Workflow

  1. Frame decision boundaries and non-negotiable constraints.
  2. Compare 2-3 options with explicit fit/cost profile.
  3. Call out anti-patterns and regression risks for each option.
  4. Recommend one option with phased adoption path.
  5. Include validation commands and measurable acceptance criteria.

Failure Modes

  • Constraint ambiguity: do not recommend until constraints are explicit.
  • Single-option output: invalid unless alternatives are infeasible and reason is documented.
  • Recommendation without migration path: add phased plan before completion.
  • No verification criteria: output fails validation.

Output Contract

Return output matching DesignDecisionOutput schema at ../../skills/contracts/design-decision-output.schema.json with:

  • decision_statement, constraints, options, recommended_option.
  • tradeoffs, adoption_plan, validation_commands.
  • citations: each architectural claim must cite normalized doc_id and rationale.

Validation

  • node tools/scripts/validate-skills.mjs --skill solid-design-patterns
  • node tools/scripts/validate-output-contracts.mjs

References

  • ../../references/solidjs-normalized/manifest.jsonl
  • ../../references/solidjs-normalized/taxonomy.json
  • ../../references/solidjs/stores-context.md
  • ../../references/solidjs/async-data.md
  • ../../references/solidjs/performance-ssr.md
Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2mo ago First seen · 63 lines · 37 tokens per session scan A 0ec8dea81924

Subscribe to this mod's changes

solid-design-patterns is a skill published in the GitHub repository lvcoi/solidJSkills (9 stars, last pushed 8mo ago), licensed MIT. It adds 37 tokens to every session and 491 once invoked, about $0.0001 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

Related

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