# Biome vs Prettier

**Leader by Vioscale score:** Prettier

| Attribute | Biome | Prettier |
|---|---|---|
| **Vioscale score** | 72.3 (38% (low)) | 75.8 (44% (low)) |
| activity.commits_last_30d | 100 | 100 |
| adoption.github_stars | 25,460 | 52,163 |
| adoption.package_downloads_weekly | 11,910,506 | 117,427,495 |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A fast formatter and linter for JavaScript, TypeScript, JSX, TSX, JSON, HTML, CSS, and GraphQL with 97% Prettier compatibility. | A code formatter that removes original styling and reprints code to conform to a consistent style, supporting multiple programming languages and integrating with most editors. |
| features.capabilities | `{"autofix":true,"function":"linter_formatter","open_source":"oss","pricing_model":"free","language_scope":"multi_language","editor_integration":true}` | `{"autofix":true,"function":"formatter","open_source":"oss","config_model":"zero_config","pricing_model":"free","language_scope":"multi_language","editor_integration":true}` |
| integrations.count | - | 7 |
| integrations.list | - | `[{"name":"Emacs"},{"name":"Nova"},{"name":"Sublime Text"},{"name":"Vim"},{"name":"Visual Studio"},{"name":"VS Code"},{"name":"WebStorm"}]` |
| language.primary | Rust | JavaScript |
| license.spdx | Apache-2.0 | MIT |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://biomejs.dev","retrievedAt":"2026-08-05T14:07:10.279Z"}` | `{"type":"open_source","summary":"Free and open source","freeTier":true,"sourceUrl":"https://prettier.io","retrievedAt":"2026-08-05T14:12:35.830Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | commercial |
| pricing.price_level | free | free |
| pricing.transparent | - | yes |
| release.cadence_days | 6 | 1 |

## Capabilities (Code Quality Tools)

| Capability | Biome | Prettier |
|---|:--:|:--:|
| **Core** |  |  |
| Function | Linter + formatter | Formatter |
| Language scope | Multi-language | Multi-language |
| Implementation language | - | - |
| **Capability** |  |  |
| Autofix | ✓ | ✓ |
| **Config** |  |  |
| Config model | - | Zero-config |
| **Extensibility** |  |  |
| Custom rules | - | - |
| **Deployment** |  |  |
| Deployment | - | - |
| **Delivery** |  |  |
| Editor integration | ✓ | ✓ |
| CI / VCS gating | - | - |
| **Insight** |  |  |
| Code metrics | - | - |
| **Performance** |  |  |
| Incremental / monorepo aware | - | - |
| **Licensing** |  |  |
| Open-source | OSS | OSS |
| **Commercial** |  |  |
| Pricing model | Free | Free |

*Source: Vioscale. Generated 2026-08-07T00:06:22.957Z. "-" = undocumented, not absent.*