BOM calculator
Build project bills of materials, calculate cost and export data.
Component inventory
A private parts catalogue with quantity, location, filters, import and export.
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Data stays local
The browser stores data on this device. Export a backup before clearing browser storage.
The browser stores data on this device. Export a backup before clearing browser storage.
| Part | Category | Qty | Location | Actions |
|---|
How to use it
- Add a real entry and check the table.
- Edit or delete an item using its row buttons.
- Download a JSON export regularly as a backup.
Limitations
Data does not sync automatically across devices. Import replaces the current dataset.
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Project journal
Save goals, notes, status and project checklists locally in the browser.
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Add resistor values connected in series and calculate total resistance.