# resources.do > Build type-safe REST APIs with automatic CRUD operations, validation, and caching. Handle millions of resources with semantic types and AI-powered query optimization. REST APIs That Scale Automatically. Type-safe resource management with automatic CRUD, validation, and intelligent caching. Build production-ready REST APIs in minutes with full OpenAPI specs, semantic search, and query optimization across 300+ edge locations. resources.do is one of the primitives of Platform.do, in the Data layer (records, vocabulary and search). Every .do shares one grammar, Business-as-Code, and one SDK. ## Page - [resources.do](https://resources.do/): Resources.do - Manage REST Resources at Scale | Type-Safe CRUD Operations ([Markdown](https://resources.do/index.md)) ## Business-as-Code - [What is Business-as-Code?](https://platform.do/business-as-code): the grammar every .do shares ([Markdown](https://platform.do/business-as-code.md)) - [Platform.do](https://platform.do/): infrastructure for autonomous business ([llms.txt](https://platform.do/llms.txt)) ## Docs - [Documentation](https://docs.platform.do): guides and reference for the whole platform - [SDK](https://docs.platform.do/sdk): TypeScript SDK, `import { on, send, db, $ } from 'sdk.do'` - [CLI](https://docs.platform.do/cli): the `do` command - [MCP](https://docs.platform.do/mcp): one MCP tool, `do`, that runs a script - [API](https://docs.platform.do/api): REST API ## Other Data primitives - [databases.do](https://databases.do) - [datasets.do](https://datasets.do) - [nouns.do](https://nouns.do) - [verbs.do](https://verbs.do) - [lists.do](https://lists.do) - [searches.do](https://searches.do) - [mdx.do](https://mdx.do) - [directory.do](https://directory.do) ## Optional - [Full text](https://resources.do/llms-full.txt): this index plus the page in full