Maintain and extend existing SceneKit 3D scenes and visualizations.

Custom licenceAuto-check passedMobile

Install Scenekit

skills CLI
$ npx skills add dpearson2699/swift-ios-skills --skill scenekit -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install dpearson2699/swift-ios-skills scenekit --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/dpearson2699/swift-ios-skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/scenekit .claude/skills/scenekit && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
scenekit
GitHub stars
1.2k
Token cost
~4k tokens
SKILL.md length
729 words
Files
3 (incl. references)
Skills in repo
86
Repo updated
First seen
Licence
Custom licence

At a glance

Maintain and extend existing SceneKit 3D scenes and visualizations.

  • Working with SCNView
  • SKILL.md covers Contents, Scene Setup, Nodes and Geometry and Materials, plus 5 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md
  • SCNNode scene graphs

What it does

Scenekit is an agent skill from dpearson2699/swift-ios-skills. Maintain and extend existing SceneKit 3D scenes and visualizations. Use when working with SCNView, SCNScene, SCNNode scene graphs, SceneKit geometry/materials/lights/cameras, SCNAction animation, SCNPhysicsBody physics, SCNParticleSystem effects, .scn/.dae/.abc SceneKit assets, shader modifiers, or SwiftUI SceneView. SceneKit is soft-deprecated and in maintenance mode; route new apps, significant updates, USD/USDZ pipelines, and migration planning toward RealityKit.

Its SKILL.md is about 4k tokens, which your agent loads only when the skill is triggered. The skill folder holds 4 other files, including reference files (for example `evals/evals.json` and `references/scenekit-patterns.md`).

It sits in Mobile, covering iOS development and 3D graphics and WebGL. It works with SwiftUI. The repository describes itself as: Agent Skills for iOS 26+, Swift 6.3, SwiftUI, and modern Apple frameworks.

When your agent uses it

  • Working with SCNView
  • SCNNode scene graphs
  • SceneKit geometry/materials/lights/cameras
  • SCNAction animation

Example prompts

  • “/scenekit”

What it can do on your machine

Read from SKILL.md and the folder at commit 8d90fd1. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md (its code samples are swift).

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    Links to these hosts (documentation or services it may open):

    • sosumi.ai

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Scenekit loads about 4k tokens when it runs, and up to ~8.8k if it reads all its reference files. Until then it costs about 120 tokens; SKILL.md has 729 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~120
When it runs · the whole SKILL.md, loaded when a task matches
~4k
With references · SKILL.md plus every file in references/, read only if the agent opens them
~8.8k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

Its licence (Custom licence) doesn't allow us to republish the file, so here is its outline and opening line. It has 729 words (~4,026 tokens).

“Maintain existing SceneKit scenes only. Apple deprecated SceneKit at WWDC 2025 and limits it to maintenance; route new projects, major modernization, and USD/USDZ pipelines to RealityKit. Existing apps continue to work.”

— opening of SKILL.md by dpearson2699, Custom licence
name
scenekit

Read the full SKILL.md on GitHub

Files

SKILL.md and 2 other files (references) in skills/scenekit of dpearson2699/swift-ios-skills.

  • SKILL.md
  • evals/evals.json
  • references/scenekit-patterns.md

Open the folder on GitHubat commit 8d90fd1

Compare with similar skills

Scenekit next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Scenekit compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Scenekit this skilldpearson2699/swift-ios-skills1.2k—~4kAutomated safety check: PassCustom licence
Swiftui Protwostraws/SwiftUI-Agent-Skill5.2k2 repos~1.5kAutomated safety check: PassMIT
Swiftui UI PatternsAFK-surf/OpenBridge4304 repos~887Automated safety check: PassMIT
Swiftui Performance Auditharperreed/dotfiles3348 repos~1.4kAutomated safety check: PassNone
Hig Project Contextraintree-technology/hig-doctor1435 repos~1.2kAutomated safety check: PassMIT
Hig Components Contentraintree-technology/hig-doctor1435 repos~1.3kAutomated safety check: PassMIT

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Works with

Questions about Scenekit

What does Scenekit do?

Maintain and extend existing SceneKit 3D scenes and visualizations. Scenekit is an agent skill from dpearson2699/swift-ios-skills. Maintain and extend existing SceneKit 3D scenes and visualizations.

When should I use Scenekit?

Scenekit fits situations like: working with SCNView; SCNNode scene graphs; sceneKit geometry/materials/lights/cameras; SCNAction animation.

How do I install Scenekit in Claude Code?

Run `npx skills add dpearson2699/swift-ios-skills --skill scenekit -a claude-code`. Or copy the skill folder (skills/scenekit in dpearson2699/swift-ios-skills) into .claude/skills/scenekit in your project. Claude Code loads it when a task matches its description.

How do I install Scenekit in Codex?

Run `npx skills add dpearson2699/swift-ios-skills --skill scenekit -a codex`. Or copy the skill folder (skills/scenekit in dpearson2699/swift-ios-skills) into .agents/skills/scenekit in your project. Codex loads it when a task matches its description.

Can I use Scenekit in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add dpearson2699/swift-ios-skills --skill scenekit -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/scenekit, .gemini/skills/scenekit, .github/skills/scenekit and .opencode/skills/scenekit in your project.

What does Scenekit need to run?

SKILL.md names no scripts, command-line tools or credentials: Scenekit is instructions for the agent only.

Does Scenekit access the network?

SKILL.md names 1 domain. As links in the text: sosumi.ai. This is read from the text; nothing was executed.

Is Scenekit safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Scenekit use?

Scenekit has a licence file (the repository's licence) that doesn't match a standard licence. Read it on GitHub before reusing the skill.

How many tokens does Scenekit use?

About 4k tokens (SKILL.md is roughly 16k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 4.7k tokens, read only when the agent opens those files.

What are the alternatives to Scenekit?

Skills that share tags, products or a category with Scenekit: Swiftui Pro (twostraws/SwiftUI-Agent-Skill, 5.2k stars), Swiftui UI Patterns (AFK-surf/OpenBridge, 430 stars), Swiftui Performance Audit (harperreed/dotfiles, 334 stars) and Hig Project Context (raintree-technology/hig-doctor, 143 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Scenekit?

dpearson2699 (a GitHub user) maintains it in dpearson2699/swift-ios-skills, which has 1,182 GitHub stars. The repository holds 86 skills in this directory. The repository was last updated on July 31, 2026.

Source: dpearson2699/swift-ios-skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.