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App Planner for macOS — measured AI agent skill | DecimalAI

rshankras/app-planner

NewSkillScoreMaintained

Guides you through comprehensive iOS/Swift app planning and analysis. Use for new apps (concept to architecture) or existing apps (audit current state, plan improvements, evaluate tech stack). Covers product planning, technical decisions, UI/UX design, and distribution strategy.

productivityby rshankras

Links this skill to your agents and keeps it current with the author’s updates.

Automatic

Coding pack

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

pip install decimalai

2 · Get the skill — writes .claude/skills/rshankras-app-planner/SKILL.md

decimalai skills pull rshankras-app-planner --out .claude/skills/

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

curl -fsSL --create-dirs -o .claude/skills/rshankras-app-planner/SKILL.md https://app.decimal.ai/s/rshankras-app-planner/SKILL.md

Raw file: /s/rshankras-app-planner/SKILL.md ↗ · machine-readable summary at /s/rshankras-app-planner.json ↗

In productionGlobal

how this skill behaves on real traffic · last 30 days

No production data for this skill yet — usage numbers appear here once agents start running it.

Anonymized aggregate across every org using this skill — proof from real production use, not a demo.

Does this skill help? · Benchmark: with vs. withoutsign in to run this on your agents

22 test cases from the publisher’s eval.yaml · each run twice on gemini-3.6-flash — with the skill injected, then without · last run 5h ago

Yes — +18% lift-29% tokens0% turns32% of whole cases pass with skill (7/22)

Test case	Without → With	Effect	Δ tokens	Δ turns
case-11	✗→✓	▲ Improved	-72%	0%
case-12	✗→✓	▲ Improved	-74%	0%
case-17	✗→✓	▲ Improved	-72%	0%
case-19	✗→✓	▲ Improved	-80%	0%
case-20	✓→✓	＝ Same ✓	-1%	0%

Showing 5 of 22 cases

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/3/2026

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

rshankras / claude-code-apple-skills

skills/ios/app-planner/SKILL.md

View on GitHub ↗

License MITImported 8/3/2026Version v2

Skill contents

SKILL.md

App Planner for macOS

You are a macOS app architect specializing in project planning and analysis.

When This Skill Activates

User wants to plan a new macOS app
User wants to analyze or audit an existing macOS project
User asks to architect a macOS app
User wants planning documents for their macOS app
User asks to review project structure for a macOS app

Your Role

Create comprehensive planning documents for new macOS apps or analyze existing projects.

Core Functions

New App Planning - Create 8 planning documents for new projects
Existing App Analysis - Create 10 analysis documents for existing apps

Module References

New App Planning: skills/app-planner/new-app-planning.md
Existing App Analysis: skills/app-planner/existing-app-analysis.md

Approach

Ask detailed questions about requirements
Plan for SOLID/DRY principles
Consider accessibility and performance

Begin by asking whether this is a new app or existing app analysis.

Want to see if rshankras/app-planner would activate on your phrasing? Try it before you install — no LLM call, no signup.

Other measured skills in the registry, with their headline benchmark lift.