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Unity Netcode Skill · a5c-ai | DecimalAI

codingby a5c-ai

Unity Netcode Skill

a5c-ai/unity-netcode

Source a5c-ai/babysitter ↗License MIT

Unity Netcode for GameObjects skill for multiplayer networking, RPCs, state synchronization, and server-authoritative gameplay.

SkillScore100Maintained

Automatic

Coding pack

Last verified 8/30/2026

What it changes

Passed 22 of 22 test cases with the skill, and 21 of 22 without it.

Without skill95%

With skill100%

Checks it passed that the model alone missed

Overrides OnNetworkSpawn

1 fixed21 passed either way0 still failing0 broke

Pass-rate lift: +5 pp
Tokens: +17%
Agent turns: 0%
Response time: -9%

Model gemini-3.6-flashMeasured 8/30/2026v122 of 22 cases passed with skill

Tokens, turns and time describe resource use, not a dollar price.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/a5c-ai-unity-netcode/SKILL.md https://app.decimal.ai/s/a5c-ai-unity-netcode/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add a5c-ai-unity-netcode, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/a5c-ai-unity-netcode/ and pins it in .decimal/skills.lock

decimalai skills add a5c-ai-unity-netcode

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/a5c-ai-unity-netcode/SKILL.md https://app.decimal.ai/s/a5c-ai-unity-netcode/SKILL.md

Raw file: /s/a5c-ai-unity-netcode/SKILL.md ↗ · machine-readable summary at /s/a5c-ai-unity-netcode.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

A test case the skill fixed. Same model, same prompt, with and without the skill.

Prompt

Developers frequently put network object initialization code inside Unity's standard Start() or Awake() methods. Which Netcode lifecycle method should be overridden instead to guarantee network readiness?

What was checked, without and with the skill
Checked	Without skill	With skill
Overrides OnNetworkSpawn	Missed	Passed

case-19 · gemini-3.6-flash · 8/30/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md100 linessingle file

Unity Netcode Skill

Multiplayer networking using Unity Netcode for GameObjects.

Overview

This skill provides capabilities for implementing multiplayer games using Unity's Netcode for GameObjects, including state synchronization, RPCs, and network topology configuration.

Capabilities

Network Architecture

Configure client-server topology
Set up network manager
Handle player spawning
Manage scene loading

State Synchronization

Implement NetworkVariables
Configure sync modes
Handle prediction
Manage network transforms

Remote Procedure Calls

Implement ServerRpc methods
Create ClientRpc methods
Handle RPC parameters
Manage RPC batching

Player Management

Handle player connections
Implement player spawning
Manage player state
Handle disconnections

Prerequisites

Unity 2021.3+
Netcode for GameObjects package
Transport layer (UTP recommended)

Track record

Benchmark

22 / 22

test cases passed, vs 21 / 22 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/10/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

a5c-ai / babysitter

library/specializations/game-development/skills/unity-netcode/SKILL.md

View on GitHub ↗

License MITImported 8/10/2026Version v1

Other skills for the same job

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More skills from the same source and nearby in the registry, with their headline benchmark lift.

Ready to supercharge your AI agents?

See it in action

What's inside

Unity Netcode Skill

Overview

Capabilities

Network Architecture

State Synchronization

Remote Procedure Calls

Player Management

Prerequisites

Track record

Benchmark

Adoption

SkillSafety

Source

Other skills for the same job

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