Chance.js vs Faker
| Chance.js | Faker | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | api, Web | self-hosted |
| Free plan | Yes | Yes |
| Generation modes | synthetic | synthetic |
| API data generation | Yes | Yes |
| Relational data | — | No |
| Supported data formats | — | JSON, CSV, DSV, PSV, TSV, fixed-width, binary, XML |
Both are listed in Best Test Data Generation Tools. On Specifiction, Faker scores higher on our published basis.