Power Query Toolkit

Build once, reuse everywhere. This toolkit gives you plug-and-play queries for fast, reliable data prep in Power BI or Excel: robust CSV/Excel/SharePoint readers, type-safe casting, text cleanup, error handling, dynamic expansion, unpivot-by-prefix, and buffering for speed—plus a ready-made staging example and a bonus calendar generator. Perfect for beginners who want production-grade results without reinventing the wheel.

Bonus content:
JSON (Sales Report) template with custom made fields (Logo should be changed!)
Sales dataset in .csv format for testing purpose
How to use guide (PDF)