Oliver Wipfli

I like to fly hot-air balloons and I enjoy online maps, especially with real-time data.

Contributions


Budget


Transparent and open finances.

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Mapterhorn Maintenance September 2026

Category
Maintenance and Development
from Oliver Wipfli to Mapterhorn •
-CHF 1,450.00 CHF
$1,745.62 USD
Paid

Mapterhorn Maintenance August 2026

Category
Maintenance and Development
from Oliver Wipfli to Mapterhorn •
-CHF 1,100.00 CHF
$1,342.77 USD
Paid

Mapterhorn Maintenance July 2026

Category
Maintenance and Development
from Oliver Wipfli to Mapterhorn •
-CHF 1,100.00 CHF
$1,358.28 USD
Paid
↑ Total contributed

--.-- CHF

↓ Total received with expenses

CHF 108,710.05 CHF