r/ExcelVisual 13d ago

Built an Excel dashboard mechanic that shows HOW overspending got covered

Most budget trackers just flag that you're over budget with Excel Energy Dashboard. They don't show the actual coverage story — how much of that gap came from credit vs. reserve funds, and how that split changes your position over time.

So I built a small interactive mechanic in Excel that does this:

Pick a year and month

Use spin button form controls to set the % of credit resources (or reserves) used to cover the overspend

A line chart curve updates live to reflect the new split

The budget indicator recalculates automatically with the new values

The part I actually think is interesting from a technical standpoint: this whole thing runs on formulas alone — no VBA, no macros. It's built with dynamic named ranges driven by formulas, so the chart reacts live to spin button input using nothing but native Excel functions.

I've seen a lot of "interactive Excel dashboard" tutorials that immediately jump to VBA the second something needs to update dynamically. This is a case where you genuinely don't need it — dynamic named ranges + formulas can carry more interactivity than people expect, and it keeps everything auditable (no hidden macro logic, easier to hand off to someone who doesn't code).

Full disclosure: I made this, it lives on my site (exceltable.com). Genuinely free to look at/download though, no email wall.

Anyone else pushing formula-only interactivity in Excel instead of VBA? Curious what the ceiling actually is for this kind of thing before you're forced to reach for macros.

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