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Schedule of other non-current assets (Details) - EUR (€) | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Defined Benefit Plan Disclosure [Line Items] |  |
Value Added Tax (VAT) | € 400,000 |
Research and development tax credit | 400,000 |
Nonrelated Party [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Value Added Tax (VAT) | 120,853 | € 290,150
Research and development tax credit | 390,000 |
Other non-current assets - related party | 7,981 | 14,594
Total other non-current asssets | 522,184 | 308,094
Related Party [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Other non-current assets - related party | € 3,350 | € 3,350

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