top of page

KNOWLEDGE HUB
Practical explanations for better data work
Articles on Excel, Power BI, Power Query, dashboards, and automation—kept focused enough to use in your next project.


Build a Live European Weather Forecast in Excel (+ Power BI) with Open-Meteo (part 2)
Connect Excel to the Open-Meteo API and build a refreshable seven-day European weather forecast with reusable Power Query M code, governance controls, KPI cards, and charts.

MirVel
Jul 72 min read


Build a Live European Weather Forecast in Excel with Open-Meteo (part 1)
Connect Excel to the Open-Meteo API and build a refreshable seven-day European weather forecast with reusable Power Query M code, governance controls, KPI cards, and charts.

MirVel
Jun 234 min read


One Macro, One Full Excel Expenses Dashboard (with Claude AI)
Most expense reports start as a flat table — and stay that way. With a single VBA macro, you can turn that raw Data sheet into a polished, interactive dashboard, with no manual chart-building required. The macro does the heavy lifting. It formats your table, builds seven PivotTables, lays out six KPI cards (total spend, budget, approval rate and more), draws five charts, and wires up Month and Department slicers so everything filters together. A live status bar shows each ste

MirVel
Jun 81 min read


How to Build a Simple Environmental Pollutants Dashboard in Excel
Learn how to build a clean Excel dashboard using filters, KPI cards, AVERAGEIFS formulas, and charts — with a downloadable sample workbook based on European environmental pollutant data.

MirVel
Apr 65 min read


Excel Currency Converter & FX Dashboard – How‑to (Free download)
A ready-to-use Excel currency converter with a 90-day FX history, dropdown filters, KPI cards, and two interactive charts. Free download included with step-by-step setup instructions.

MirVel
Mar 272 min read


Excel Template: Financial & Business Analytics tool
Managing business performance doesn’t always require complex BI tools. With the right Excel setup, you can track sales, purchases, costs,...

MirVel
Sep 11, 20253 min read
bottom of page
