# Diesel vs Ecto

**Leader by Vioscale score:** Diesel

| Attribute | Diesel | Ecto |
|---|---|---|
| **Vioscale score** | 69.7 (43% (low)) | 51.9 (39% (low)) |
| activity.commits_last_30d | 100 | 12 |
| adoption.dependent_repos | 3,691 | 12,249 |
| adoption.github_stars | 14,161 | 6,487 |
| description.long | An open-source object-relational mapping and query builder library for Rust that enables compile-time verification of database interactions and supports multiple database backends through composable query abstractions. | A library that enables type-safe database queries and schema mapping for Elixir, supporting multiple database backends including PostgreSQL, MySQL, and SQLite with language-integrated querying. |
| features.capabilities | `{"raw_sql":true,"multi_db":true,"languages":"Rust","relations":true,"migrations":true,"studio_gui":false,"schema_first":true,"type_safe_queries":true,"connection_pooling":false}` | `{"multi_db":true,"languages":"Elixir","relations":true,"schema_first":true,"type_safe_queries":true}` |
| integrations.count | - | 6 |
| integrations.list | - | `[{"name":"PostgreSQL"},{"name":"MySQL"},{"name":"MSSQL"},{"name":"SQLite3"},{"name":"ClickHouse"},{"name":"ETS"}]` |
| language.primary | Rust | Elixir |
| license.spdx | Apache-2.0 | Apache-2.0 |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://diesel.rs","retrievedAt":"2026-08-14T08:30:47.717Z"}` | `{"type":"open_source","sourceUrl":"https://hexdocs.pm/ecto","retrievedAt":"2026-08-14T08:32:02.160Z"}` |
| pricing.free_tier | yes | - |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| release.cadence_days | 33 | - |
| release.history | `[{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.12","date":"2026-08-07T06:07:49Z","type":"stable","version":"v2.3.12"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.11","date":"2026-07-10T06:02:47Z","type":"stable","version":"v2.3.11"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.10","date":"2026-06-05T06:30:07Z","type":"stable","version":"v2.3.10"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.9","date":"2026-04-30T12:44:17Z","type":"stable","version":"v2.3.9"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.8","date":"2026-04-24T09:25:29Z","type":"stable","version":"v2.3.8"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.7","date":"2026-03-13T07:08:59Z","type":"stable","version":"v2.3.7"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.6","date":"2026-01-23T07:57:29Z","type":"stable","version":"v2.3.6"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.5","date":"2025-12-19T07:31:24Z","type":"stable","version":"v2.3.5"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.4","date":"2025-11-26T16:29:31Z","type":"stable","version":"v2.3.4"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.3","date":"2025-10-24T13:57:15Z","type":"stable","version":"v2.3.3"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.2","date":"2025-09-19T09:18:32Z","type":"stable","version":"v2.3.2"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.3.0","date":"2025-09-12T12:42:57Z","type":"stable","version":"v2.3.0"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.2.12","date":"2025-07-11T12:28:38Z","type":"stable","version":"v2.2.12"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.2.11","date":"2025-06-18T15:18:26Z","type":"stable","version":"v2.2.11"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.2.10","date":"2025-04-25T06:43:32Z","type":"stable","version":"v2.2.10"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.2.9","date":"2025-04-04T11:29:52Z","type":"stable","version":"v2.2.9"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.2.8","date":"2025-03-03T17:47:32Z","type":"stable","version":"v2.2.8"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.2.7","date":"2025-01-31T10:19:17Z","type":"stable","version":"v2.2.7"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.2.6","date":"2024-12-03T18:15:25Z","type":"stable","version":"v2.2.6"},{"url":"https://github.com/diesel-rs/diesel/releases/tag/v2.2.5","date":"2024-11-21T10:33:55Z","type":"stable","version":"v2.2.5"}]` | `[{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v3.4.5","date":"2020-07-28T19:18:20Z","type":"stable","version":"v3.4.5"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v2.2.0-rc.1","date":"2017-08-18T13:36:53Z","type":"prerelease","version":"v2.2.0-rc.1"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v2.0.1","date":"2016-06-21T13:18:18Z","type":"stable","version":"v2.0.1"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v2.0.0","date":"2016-06-21T13:18:36Z","type":"stable","version":"v2.0.0"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.1.8","date":"2016-06-21T13:19:18Z","type":"stable","version":"v1.1.8"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.1.7","date":"2016-06-21T13:19:35Z","type":"stable","version":"v1.1.7"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.1.6","date":"2016-06-21T13:19:58Z","type":"stable","version":"v1.1.6"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.1.5","date":"2016-04-19T10:08:50Z","type":"stable","version":"v1.1.5"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.1.4","date":"2016-04-19T10:08:36Z","type":"stable","version":"v1.1.4"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.1.3","date":"2016-02-22T10:46:14Z","type":"stable","version":"v1.1.3"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.1.2","date":"2016-02-22T10:46:01Z","type":"stable","version":"v1.1.2"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.1.1","date":"2015-12-23T15:32:10Z","type":"stable","version":"v1.1.1"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.1.0","date":"2015-12-23T15:31:55Z","type":"stable","version":"v1.1.0"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.0.7","date":"2015-12-23T15:34:06Z","type":"stable","version":"v1.0.7"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.0.6","date":"2015-12-23T15:33:53Z","type":"stable","version":"v1.0.6"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.0.5","date":"2015-12-23T15:33:36Z","type":"stable","version":"v1.0.5"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.0.4","date":"2015-12-23T15:33:16Z","type":"stable","version":"v1.0.4"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.0.3","date":"2015-12-23T15:32:50Z","type":"stable","version":"v1.0.3"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.0.2","date":"2015-09-07T13:16:29Z","type":"stable","version":"v1.0.2"},{"url":"https://github.com/elixir-ecto/ecto/releases/tag/v1.0.1","date":"2015-08-30T09:10:09Z","type":"stable","version":"v1.0.1"}]` |
| reliability.status_page | - | yes |
| security.scorecard | 6.2 | 5.7 |
| security.vulnerabilities | `{"count":6,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=cargo&package_name=diesel&per_page=100","last_12m":4,"max_severity":"CRITICAL"}` | `{"count":2,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=hex&package_name=ecto&per_page=100","last_12m":0,"max_severity":"CRITICAL"}` |

## Capabilities (ORM & Database Tools)

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

*Source: Vioscale. Generated 2026-09-01T16:38:22.537Z. "-" = undocumented, not absent.*