claude-code-extension-engineering — Claude app

Architecture decision reference for Claude Code extensions: which mechanism should own a behavior, why the nearest alternative is wrong, and what the choice actually guarantees. Se

claude-code-extension-engineering

Architecture decision reference for Claude Code extensions: which mechanism should own a behavior, why the nearest alternative is wrong, and what the choice actually guarantees. Selection guide, 28 composition cards, 31 hook-event contracts, dated version gates, machine-checked evidence ledger. Benchmarked, both results published: 44 percent unaided versus 100 percent with the reference, and a NULL on architecture decisions (21 to 20 versus docs alone, p=1.000).

Store

claude

Publisher

Not reported

First observed

2026-10-09T19:00:10+00:00

Open the interactive profile to explore rank history, metrics, tools and listing versions.

Data as of 2026-10-14T00:06:16+00:00.

OpenApps records store listings and observed changes. Store ranks are not download counts; launch dates may be derived or use the first observation. Coverage gaps are shown in the interactive catalog.

REST API specification · Guide for AI clients · Manage API keys and MCP connections