Derivative liabilities (Details 1) - USD ($) |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Dec. 31, 2024 |
|
| Loss on issuance of derivative | $ 0 | $ 0 | $ 0 | $ 0 | |
| Loss (gain) on change in fair value of derivative liability | 66,848 | (5,845) | 11,512 | 38,062 | $ 8,873 |
| Embedded derivatives [Member] | |||||
| Loss (gain) on change in fair value of derivative liability | $ 66,848 | $ (5,845) | $ 11,512 | $ 38,062 | |