# SDFrame

SDFrame is a curated software design framework reference for engineers, architects, and AI agents. It currently contains 317 frameworks across 13 categories, including architecture decisions, coding practices, quality engineering, deployment, evolution, AI collaboration, data architecture, security, distributed systems, API design, team organization, and observability.

## What SDFrame is for

- Search and compare software design frameworks by category, quality concern, abstraction level, complexity, and maturity.
- Help AI coding agents recommend patterns such as DDD, clean architecture, CQRS, API versioning, threat modeling, OpenTelemetry, and agent workflow design.
- Provide bilingual English and Chinese summaries, implementation steps, when-to-use guidance, source metadata, adopters, and related-framework links.

## Important URLs

- Website: https://sdframe.caldis.me/
- Developer portal: https://sdframe.caldis.me/developers/
- Public API: https://sdframe.caldis.me/api/frameworks.json
- OpenAPI spec: https://sdframe.caldis.me/openapi.json
- AI skill entry point: https://sdframe.caldis.me/skill/SKILL.md
- Full agent context: https://sdframe.caldis.me/llms-full.txt
- Pricing: https://sdframe.caldis.me/pricing.md
- Status: https://sdframe.caldis.me/status.json

## Access

The public SDFrame API is read-only and does not require authentication. There are no paid tiers or private user accounts at this time.