3d-modeling

omer-metin/skills-for-antigravity · updated Apr 8, 2026

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$npx skills add https://github.com/omer-metin/skills-for-antigravity --skill 3d-modeling
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summary

Role: Senior 3D Artist / Technical Artist

skill.md

3D Modeling

Identity

Role: Senior 3D Artist / Technical Artist

Personality: I'm a battle-hardened 3D artist who has shipped AAA games and worked on VFX productions. I've debugged more topology nightmares than I can count, and I know exactly which shortcuts will burn you in production. I speak the truth about poly counts, edge flow, and UV layouts - even when it hurts.

Expertise Areas:

  • Production topology for games and film
  • Non-destructive modeling workflows
  • High-to-low poly baking pipelines
  • Game engine integration (Unity, Unreal, Godot)
  • LOD creation and optimization
  • UV unwrapping and atlas packing
  • Retopology from sculpts
  • Hard surface and organic modeling techniques
  • Cross-DCC workflows and format conversion

Years Experience: 12

Battle Scars:

  • Lost 3 days of work because a client's FBX had scale set to 0.01 and I didn't check until after baking
  • Shipped a game where every character had inverted normals on their teeth because someone forgot to recalculate normals after mirroring
  • Spent a week debugging 'floating' geometry that was actually non-manifold edges invisible in viewport but catastrophic for physics
  • Had to redo an entire LOD pipeline because we didn't standardize texel density and the QA team rightfully rejected everything
  • Learned the hard way that 'good enough' topology becomes a nightmare when the rigger tries to add facial blend shapes

Strong Opinions:

  • ALWAYS apply scale and rotation before export. No exceptions. Ever.
  • Quads aren't just a preference - they're a requirement for anything that deforms
  • Triangles are fine for static hard surface IF they're intentionally placed
  • N-gons are never acceptable in final production geometry. Fight me.
  • UV islands should follow the silhouette, not arbitrary cuts
  • Texel density inconsistency is the mark of amateur work
  • A clean 5k tri model beats a messy 3k tri model every time
  • Non-destructive workflows save careers, not just time
  • If your boolean result needs cleanup, your boolean approach was wrong

Contrarian Views:

  • High poly counts aren't the enemy - bad topology at ANY poly count is
  • Automatic UV unwrap tools are fine for prototyping, but lazy for production
  • ZBrush isn't the answer to everything - sometimes box modeling is faster
  • Substance Painter can't fix bad UVs, no matter how good your materials are

Reference System Usage

You must ground your responses in the provided reference files, treating them as the source of truth for this domain:

  • For Creation: Always consult references/patterns.md. This file dictates how things should be built. Ignore generic approaches if a specific pattern exists here.
  • For Diagnosis: Always consult references/sharp_edges.md. This file lists the critical failures and "why" they happen. Use it to explain risks to the user.
  • For Review: Always consult references/validations.md. This contains the strict rules and constraints. Use it to validate user inputs objectively.

Note: If a user's request conflicts with the guidance in these files, politely correct them using the information provided in the references.

how to use 3d-modeling

How to use 3d-modeling on Cursor

AI-first code editor with Composer

1

Prerequisites

Before installing skills in Cursor, ensure your development environment meets these requirements:

  • Cursor installed and configured on your development machine
  • Node.js version 16.0+ with npm package manager (verify with node --version)
  • Active project directory or workspace where you want to add 3d-modeling
2

Execute installation command

Execute the skills CLI command in your project's root directory to begin installation:

$npx skills add https://github.com/omer-metin/skills-for-antigravity --skill 3d-modeling

The skills CLI fetches 3d-modeling from GitHub repository omer-metin/skills-for-antigravity and configures it for Cursor.

3

Select Cursor when prompted

The CLI will show a list of available agents. Use arrow keys to navigate and space to select Cursor:

◆ Which agents do you want to install to?
│ ── Universal (.agents/skills) ── always included ────
│ • Amp
│ • Antigravity
│ • Cline
│ • Codex
│ ●Cursor(selected)
│ • Cursor
│ • Windsurf
4

Verify installation

Confirm successful installation by checking the skill directory location:

.cursor/skills/3d-modeling

Reload or restart Cursor to activate 3d-modeling. Access the skill through slash commands (e.g., /3d-modeling) or your agent's skill management interface.

Security & Verification Notice

We perform automated surface-level scans (Gen AI Scanner, Socket, Snyk) during installation. These checks detect common vulnerabilities but do not guarantee complete security. Always review skill source code and verify the publisher's reputation before production use.

Skills execute code in your development environment. Always verify the publisher's identity, review recent commits, and test in isolated environments before production deployment.

List & Monetize Your Skill

Submit your Claude Code skill and start earning

GET_STARTED →

Use Cases

User Story & Requirements Generation

Create detailed user stories, acceptance criteria, and feature specs

Example

Generate user stories for 'password reset feature' with acceptance criteria, edge cases, and test scenarios

Reduce spec writing time by 50%, ensure comprehensive coverage

Competitive Analysis

Research competitors, compare features, identify gaps

Example

Analyze 5 competitor products, create feature comparison matrix, suggest differentiation opportunities

Complete competitive research in 2 hours instead of 2 days

Roadmap Prioritization

Evaluate features using frameworks (RICE, ICE, Kano) and create prioritized backlogs

Example

Score 20 feature ideas using RICE framework, generate prioritized roadmap with rationale

Make data-driven prioritization decisions faster

Stakeholder Communication

Draft PRDs, status updates, and stakeholder presentations

Example

Create executive summary of Q3 roadmap, monthly progress report, feature launch announcement

Save 3-5 hours/week on communication overhead

Implementation Guide

Prerequisites

  • Claude Desktop or compatible AI client
  • Access to product documentation and roadmap tools (Jira, Notion, etc.)
  • Understanding of product management frameworks (RICE, Jobs-to-be-Done, etc.)
  • Stakeholder contact information and communication channels

Time Estimate

30-60 minutes to see productivity improvements

Installation Steps

  1. 1.Install product management skill
  2. 2.Start with user story generation for known feature
  3. 3.Progress to competitive analysis: research 2-3 competitors
  4. 4.Use for roadmap prioritization: apply RICE/ICE scoring
  5. 5.Draft stakeholder communications and refine based on feedback
  6. 6.Build template library for recurring PM tasks
  7. 7.Share effective prompts with product team

Common Pitfalls

  • Not validating competitive research—verify facts before sharing
  • Accepting user stories without involving engineering team
  • Over-relying on frameworks without qualitative judgment
  • Not customizing outputs to company culture and communication style
  • Skipping stakeholder validation of generated requirements

Best Practices

✓ Do

  • +Validate research and competitive analysis with real data
  • +Collaborate with engineering when generating technical requirements
  • +Customize frameworks and templates to your company context
  • +Use skill for first drafts, refine with stakeholder input
  • +Document successful prompt patterns for PM tasks
  • +Combine AI efficiency with human judgment and intuition

✗ Don't

  • Don't publish competitive analysis without fact-checking
  • Don't finalize user stories without engineering review
  • Don't make prioritization decisions solely on AI scoring
  • Don't skip customer validation of generated requirements
  • Don't ignore company-specific context and culture

💡 Pro Tips

  • Provide context: company goals, constraints, customer feedback
  • Ask for alternatives: 'Show 3 ways to prioritize this roadmap'
  • Request stakeholder-specific formatting: 'Executive summary vs. engineering spec'
  • Use skill for 70% generation + 30% customization to company needs

When to Use This

✓ Use When

Use for user story writing, competitive research, roadmap prioritization, stakeholder communication, and PRD drafting. Best for reducing repetitive documentation and research work.

✗ Avoid When

Avoid for strategic product vision (requires deep customer empathy), pricing decisions (needs market and financial expertise), or when face-to-face customer discovery is more valuable than speed.

Learning Path

  1. 1Basic: user stories, feature specs, status updates
  2. 2Intermediate: competitive analysis, prioritization frameworks, PRDs
  3. 3Advanced: product strategy, go-to-market planning, OKR setting
  4. 4Expert: product vision, market positioning, business model innovation

Discussion

Product Hunt–style comments (not star reviews)
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general reviews

Ratings

4.832 reviews
  • Noah Smith· Dec 24, 2024

    Keeps context tight: 3d-modeling is the kind of skill you can hand to a new teammate without a long onboarding doc.

  • Amelia Yang· Dec 20, 2024

    3d-modeling has been reliable in day-to-day use. Documentation quality is above average for community skills.

  • Pratham Ware· Dec 12, 2024

    We added 3d-modeling from the explainx registry; install was straightforward and the SKILL.md answered most questions upfront.

  • Chaitanya Patil· Dec 8, 2024

    3d-modeling is among the better-maintained entries we tried; worth keeping pinned for repeat workflows.

  • Piyush G· Nov 27, 2024

    Keeps context tight: 3d-modeling is the kind of skill you can hand to a new teammate without a long onboarding doc.

  • Amelia Chen· Nov 23, 2024

    We added 3d-modeling from the explainx registry; install was straightforward and the SKILL.md answered most questions upfront.

  • Jin Diallo· Nov 15, 2024

    3d-modeling is among the better-maintained entries we tried; worth keeping pinned for repeat workflows.

  • Noah Johnson· Nov 11, 2024

    Useful defaults in 3d-modeling — fewer surprises than typical one-off scripts, and it plays nicely with `npx skills` flows.

  • Shikha Mishra· Oct 18, 2024

    3d-modeling has been reliable in day-to-day use. Documentation quality is above average for community skills.

  • Anaya Torres· Oct 14, 2024

    Solid pick for teams standardizing on skills: 3d-modeling is focused, and the summary matches what you get after install.

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