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claude-skills

skill

livlign

A Claude Code plugin marketplace for open-source maintainers — README heroes, README audits, and .NET test-coverage backfills.

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18 starsMITSynced Aug 2, 2026

Install to Claude Code

/plugin marketplace add livlign/claude-skills

README

livlign skills

A Claude Code plugin marketplace for open-source maintainers — README heroes, README audits, and trustworthy .NET test-coverage backfills.

/plugin marketplace add livlign/claude-skills

Already added the marketplace? Run /plugin marketplace update livlign to pick up newly-published plugins (e.g. dotnet-coverage-kit) and version bumps.

Plugins

PluginInstallWhat it does
repo-visuals/plugin install repo-visuals@livlignDesigns bespoke README hero visuals — animated GIF, static PNG, or animated SVG — through a structured discovery dialog.
repo-doctor/plugin install repo-doctor@livlignAudits a repo's README against best-practice patterns and produces a prioritized P0/P1/P2 punch list of fixes.
dotnet-coverage-kit/plugin install dotnet-coverage-kit@livlignBackfills characterization + spec unit tests into .NET services and keeps C0/C1 coverage honest via a checked-in manifest and a CI gate.

repo-visuals

Scans the target repo, recommends a format that fits its identity, proposes scenarios, designs a bespoke HTML stage, previews it in your browser, and exports a retina-quality artifact — then optionally opens the upstream PR.

Featured in rohitg00/awesome-claude-code-toolkit — the curated list of Claude Code plugins, agents, and MCP servers.

What a run looks like:

> /repo-visuals
  pick mode → semi-auto · scan repo → 30 tools detected
  recommend → animated GIF, 1200×675 · brief locked
  build HTML → preview in browser → ship
  export → hero.gif (2.4 MB) · open PR #42

Why it's different

  • Discovery dialog, not templates. Every hero is bespoke. A structured scan-then-design conversation runs before any HTML is written.
  • Production-grade by default. Retina capture, drift-proof copy (no stale star counts or version numbers), preview-vs-export parity, scope-match guardrails — encoded from real maintainer pushback.
  • Three modes. Manual, Semi-auto (recommended), Auto.
  • Optional PR. Local-only or full upstream PR with relative-path embed, alt-text generation, and fork-and-PR for repos you don't own.

Recent heroes shipped

Thumbnails — click through to see the live hero in each repo.

htmlhint/HTMLHint HTMLHint hero gui-cs/Terminal.Gui Terminal.Gui hero
kunwar-shah/claudex claudex hero rullerzhou-afk/clawd-on-desk clawd-on-desk hero
affaan-m/everything-claude-code everything-claude-code hero emtyty/ast-graph ast-graph hero

Full showcase →

Skill source →


repo-doctor

Audits a README the way a senior maintainer would — does the "what is this" sentence land, is install-to-first-success short enough, does the audience-jargon match, are there drift signals (stale versions, badge sprawl, dead links). Read-only diagnostic by default; opens a PR only on explicit ask.

What a run looks like:

> /readme-doctor
  scan repo → classify category (CLI tool · library · framework · …)
  audit → score 9 criteria with evidence
  output → P0/P1/P2 punch list, each with a one-line fix
  health score: 69/100

Skill source →


dotnet-coverage-kit

Backfills unit tests into legacy .NET services and keeps coverage honest. It classifies every file per method — so a controller or a DbContext-bound god-class still contributes its testable slice instead of being written off wholesale — writes characterization tests for old code and spec tests for new, and measures deterministic C0/C1 via dotnet-coverage. A checked-in manifest explains why every file is tested, excluded, or can't-be-tested (each with a mitigation), and a CI gate (diff coverage + ratchet + scope guard) stops it slipping.

What a run looks like:

> /coverage-init
  detect projects → parallel sweep classifies every file (per-method carve-outs)
  draft manifest → self-critique loop → you confirm only the gray areas
> /generate-tests
  characterize old code · spec new code → 100% of testable branches
  genuinely untestable → manifest entry with a reason + mitigation
> /coverage-report
  deterministic C0/C1 → merge sets the baseline → CI gate on every PR

Plugin source →


Contributing

Easiest entry points: report a real failure as an issue, pick something from the wishlist, or submit a hero to the showcase.

Full guide → CONTRIBUTING.md

Personal project, evolving fast — expect breaking changes pre-1.0.

Rendered live from livlign/claude-skills's GitHub README — not stored, always reflects the source repo.

3 Plugins

NameDescriptionCategorySource
repo-visualsDesigns bespoke GitHub README hero visuals — animated GIF, static PNG, or animated SVG — through a structured discovery dialog. Retina capture, scope-matched copy, optional upstream PR../plugins/repo-visuals
repo-doctorAudits a GitHub repo's README against best-practice patterns and produces a prioritized punch list (P0/P1/P2) of fixes — hero presence, install-to-first-success length, audience-jargon match, drift signals. Read-only diagnostic by default../plugins/repo-doctor
dotnet-coverage-kitCharacterization-test backfill and spec-test enforcement for .NET services. Deterministic C0/C1 coverage via dotnet-coverage, with per-method classification and a checked-in manifest explaining every inclusion, exclusion, and cannot-test entry../plugins/dotnet-coverage-kit

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