# C19 - DDC construction skill library

Research checked: 2026-09-18. Category: native-skill-developer-reference.

[DDC construction skill library](https://github.com/datadrivenconstruction/DDC_Skills_for_AI_Agents_in_Construction)

## Use and fit

Optional developer reference for estimating, BIM, documents and field reporting. 

## Cost and access

Skills public; infrastructure/API/software costs separate.

## Popularity and evidence

Observed 2026-09-18: 318 stars, 79 forks; README skill totals inconsistent.

## Reuse and package decision

Root MIT for skills/docs; CWICR dataset CC BY-NC plus separate commercial license; curated original-source licenses vary.

Tools were not installed or operationally tested. Prices/counts may change. This is a research summary, not the product, connection, license grant or proof of field competence.

## Supporting sources

- [Repository](https://github.com/datadrivenconstruction/DDC_Skills_for_AI_Agents_in_Construction)
- [License](https://raw.githubusercontent.com/datadrivenconstruction/DDC_Skills_for_AI_Agents_in_Construction/main/LICENSE)
- [NOTICE](https://raw.githubusercontent.com/datadrivenconstruction/DDC_Skills_for_AI_Agents_in_Construction/main/NOTICE.md)
- [Curated exceptions](https://github.com/datadrivenconstruction/DDC_Skills_for_AI_Agents_in_Construction/tree/main/4_DDC_Curated)
- [Reviewed daily-report skill](https://raw.githubusercontent.com/datadrivenconstruction/DDC_Skills_for_AI_Agents_in_Construction/main/3_DDC_Insights/Automation-Workflows/n8n-daily-report/SKILL.md)

[Source index](../../SOURCE_INDEX.md).