sickn33/antigravity-awesome-skills/skill-writer

Trust tier 3
  • community
Source check pending

Checking that the SKILL.md file is still in the repository.

Create and improve agent skills following the Agent Skills specification. Use when asked to create, write, or update skills.

Install

npx vskill@latest install sickn33/antigravity-awesome-skills/skill-writer

SKILL.md

Skill Writer

Use this workflow for skill creation and improvement, subject to the target repository’s current instructions. Primary success condition: maximize high-value input coverage before authoring so the resulting skill has minimal blind spots.

Load only the path(s) required for the task:

TaskRead
Set skill class and required dimensionsreferences/mode-selection.md
Apply writing constraints for depth vs concisionreferences/design-principles.md
Select structure pattern for this skillreferences/skill-patterns.md
Select workflow orchestration pattern for process-heavy skillsreferences/workflow-patterns.md
Select output format pattern for deterministic qualityreferences/output-patterns.md
Choose workflow path and required outputsreferences/mode-selection.md
Load representative synthesis examples by skill typereferences/examples/*.md
Synthesize external/local sources with depth gatesreferences/synthesis-path.md
Author or update SKILL.md and supporting filesreferences/authoring-path.md
Optimize skill description and trigger precisionreferences/description-optimization.md
Iterate using positive/negative/fix examplesreferences/iteration-path.md
Evaluate behavior and compare baseline vs with-skill (opt-in quantitative)references/evaluation-path.md
Register and validate skill changesreferences/registration-validation.md

Step 1: Resolve target and path

  1. Resolve target skill path and intended operation (create, update, synthesize, iterate).
  2. Read references/mode-selection.md and select the required path(s).
  3. Classify the skill (workflow-process, integration-documentation, security-review, skill-authoring, generic).
  4. Ask one direct question if class or depth requirements are ambiguous; otherwise state explicit assumptions.

Step 2: Run synthesis when needed

Read references/synthesis-path.md.

  1. Collect and score relevant sources with provenance.
  2. Apply trust and safety rules when ingesting external content.
  3. Produce source-backed decisions and coverage/gap status.
  4. Load one or more profiles from references/examples/*.md when the skill is hybrid.
  5. Record the primary source pack needed for the actual skill; do not imply a fixed external pack exists.
  6. Enforce depth gates before moving to authoring.

Step 3: Run iteration first when improving from outcomes/examples

Read references/iteration-path.md first when selected path includes iteration (for example operation iterate).

  1. Capture and anonymize examples with provenance.
  2. Re-evaluate skill behavior against working and holdout slices.
  3. Propose improvements from positive/negative/fix evidence.
  4. Carry concrete behavior deltas into authoring.

Skip this step when selected path does not include iteration.

Step 4: Author or update skill artifacts

Read references/authoring-path.md.

  1. Write or update SKILL.md in imperative voice with trigger-rich description.
  2. Create focused reference files and scripts only when justified.
  3. Follow references/skill-patterns.md, references/workflow-patterns.md, and

references/output-patterns.md for structure and output determinism.

  1. For authoring/generator skills, include transformed examples in references:
  • happy-path
  • secure/robust variant
  • anti-pattern + corrected version

Step 5: Optimize description quality

Read references/description-optimization.md.

  1. Validate should-trigger and should-not-trigger query sets.
  2. Reduce false positives and false negatives with targeted description edits.
  3. Keep trigger language generic across Codex and Claude.

Step 6: Evaluate outcomes

Read references/evaluation-path.md.

  1. Run a lightweight qualitative check by default (recommended).
  2. For integration/documentation and skill-authoring skills, include the concise depth rubric from references/evaluation-path.md.
  3. Run deeper eval playbook and quantitative baseline-vs-with-skill only when requested or risk warrants it.
  4. Record outcomes and unresolved risks.

Step 7: Register and validate

Read references/registration-validation.md.

  1. Apply repository registration steps.
  2. Run quick validation with strict depth gates.
  3. Reject shallow outputs that fail depth gates or required artifact checks.

Output format

Return:

  1. Summary
  2. Changes Made
  3. Validation Results
  4. Open Gaps

When to Use

Use to create a reusable skill, update an existing skill, synthesize source material into one, or iterate from observed outcomes. Do not use to install an existing skill or replace a one-off task with unnecessary authoring.

Limitations

  • Use this skill only when the task clearly matches the scope described above.
  • Do not treat the output as a substitute for environment-specific validation, testing, or expert review.
  • Stop and ask for clarification if required inputs, permissions, safety boundaries, or success criteria are missing.

Security

  • Security scanPassed, 95 of 100Pattern checks on the skill's files.
  • Model reviewPassed

Quality evaluation

  • Task evaluationNot runNo evaluation yet. Run one in Skill Studio.

Source

Popularity

Repository stars
24,264
Repository forks
4,175
Repository npm downloads, 7 days
11,772
7-day trend score
72

Stars and forks are for the whole GitHub repository, not this skill alone. Downloads are for the repository's npm package. Refreshed 17 Mar 2026, 7 months ago.

Works with

Any agent vskill installs to: 56 targets in all. These 39 have a page on this site.

  • Claude Code
  • Cursor
  • GitHub Copilot
  • Windsurf
  • Codex
  • Gemini CLI
  • Cline
  • Amp
  • Roo Code
  • Goose
  • Continue
  • Kilo Code
  • Junie
  • Trae
  • OpenHands
  • Qwen Code
  • AI Agent
  • Tabnine Chat
  • Sourcegraph Cody
  • Amazon Q
  • Firebase Genkit
  • Sweep
  • Devin
  • Phind
  • Mentat
  • Claude Desktop
  • Aider
  • GPT Pilot
  • Plandex
  • bolt.new
  • v0
  • Replit Agent
  • Anse
  • TypingMind
  • BetterChatGPT
  • LibreChat
  • Warp AI
  • Pieces
  • Fig AI
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