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8,456 free online tools across 85 categories
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| Tool | Category | Description | Action |
|---|---|---|---|
| Developer Tools | Open | ||
| Food & Cooking | Open | ||
| Food & Cooking | Open | ||
| Finance Tools | Open | ||
| Physics Tools | Open | ||
| Astrophysics Tools | Open | ||
| Gaming Tools | Open | ||
| Health & Fitness | Open | ||
| Developer Tools | Open | ||
| Text Tools | Open | ||
| Engineering Tools | Open | ||
| Engineering Tools | Open | ||
| Health & Fitness | Open | ||
| Image Tools | Open | ||
| Home & DIY | Open | ||
| Construction Tools | Open | ||
| Marine Tools | Open | ||
| Text Tools | Open | ||
| Generators | Open | ||
| Text Tools | Open | ||
| Health & Fitness | Open | ||
| Biomedical Engineering Tools | Open | ||
| Health & Fitness | Open | ||
| Health & Fitness | Open | ||
| Biology Tools | Open | ||
| Biology Tools | Open | ||
| Health & Fitness | Open | ||
| Computer Science Tools | Open | ||
| Engine & Combustion Tools | Open | ||
| Health & Fitness | Open | ||
| Health & Fitness | Open | ||
| Health & Fitness | Open | ||
| Health & Fitness | Open | ||
| Image Tools | Open | ||
| Image Tools | Open | ||
| Image Tools | Open | ||
| Image Tools | Open | ||
| Image Tools | Open | ||
| Image Tools | Open | ||
| Image Tools | Open | ||
| Image Tools | Open | ||
| Image Tools | Open | ||
| Health & Fitness | Open | ||
| Health & Fitness | Open | ||
| Currency Converters | Open | ||
| Currency Converters | Open | ||
| Currency Converters | Open | ||
| Currency Converters | Open |