# Diesel

> Safe, Extensible ORM and Query Builder for Rust

- **Canonical URI:** https://www.vioscale.ai/software/diesel
- **Category:** ORM & Database Tools
- **Homepage:** https://diesel.rs
- **Also known as:** diesel
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-03T21:42:29.362Z

## Vioscale score

**67.8 / 100**, confidence 21% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| capabilities | 67.1 | 16 | 1073.9 | ✓ |
| github_stars | 78.3 | 5 | 391.5 | ✓ |
| integrations | 0 | 8 | 0 | - |
| github_activity | 58.3 | 18 | 1049.1 | ✓ |
| release_cadence | 80.6 | 10 | 805.6 | ✓ |
| security_posture | 0 | 13 | 0 | - |
| package_downloads | 0 | 26 | 0 | - |
| stackoverflow_activity | 0 | 12 | 0 | - |

## Pricing

_As of 2026-08-03, [verify at source](https://diesel.rs). Independently observed._

Open source · Free tier

## About

An ORM and query builder for Rust that eliminates runtime database errors at compile time through safe, composable abstractions and zero-cost query optimization.

_Independently observed._

## Capabilities

_The capabilities that matter for ORM & Database Tools. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Core** | |
| Type-safe queries | ✓ |
| Schema migrations | - |
| **Modelling** | |
| Schema-first modelling | - |
| **Flexibility** | |
| Raw SQL escape hatch | ✓ |
| **Core** | |
| Relations / joins API | ✓ |
| **Portability** | |
| Multiple database backends | ✓ |
| **Ops** | |
| Connection pooling | - |
| **DX** | |
| Data browser / studio | - |
| **Core** | |
| Languages | Rust |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://diesel.rs) | 2026-08-03 | 60% (medium) |
| pricing.model | open_source | [link](https://diesel.rs) | 2026-08-03 | 60% (medium) |
| pricing.price_level | free | [link](https://diesel.rs) | 2026-08-03 | 60% (medium) |

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 70 | [link](https://github.com/diesel-rs/diesel/pulse) | 2026-08-03 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 14,142 | [link](https://github.com/diesel-rs/diesel) | 2026-08-03 | 90% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | Rust | [link](https://github.com/diesel-rs/diesel) | 2026-08-03 | 90% (high) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/diesel-rs/diesel) | 2026-08-03 | 95% (high) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 35 | [link](https://github.com/diesel-rs/diesel/releases) | 2026-08-03 | 70% (medium) |

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*Source: Vioscale (https://www.vioscale.ai/software/diesel). Independent, evidence-based software intelligence. Cite the canonical URI.*