# Alembic vs TypeORM

**Leader by Vioscale score:** TypeORM

| Attribute | Alembic | TypeORM |
|---|---|---|
| **Vioscale score** | 65.7 (43% (low)) | 73.3 (71% (medium)) |
| activity.commits_last_30d | 15 | 10 |
| adoption.dependent_repos | 52,456 | 51,340 |
| adoption.github_stars | 4,340 | 36,632 |
| adoption.package_downloads_weekly | - | 4,983,124 |
| deployment.options | - | `{"cloud":true,"hybrid":true,"on_prem":true,"air_gapped":true,"self_hosted":true}` |
| description.long | Alembic is an open-source database migrations tool that provides transactional DDL support, auto-generation of migration scripts, and non-linear versioning with dependency-graph structure for managing database schema changes. | TypeORM is an object-relational mapper that enables type-safe database interaction across multiple platforms and database systems. It offers both Data Mapper and Active Record patterns, with built-in support for TypeScript and comprehensive migration capabilities. |
| features.capabilities | `{"raw_sql":true,"multi_db":true,"languages":"Python","relations":true,"migrations":true,"schema_first":true}` | `{"raw_sql":true,"multi_db":true,"languages":"TypeScript, JavaScript (ES2023)","relations":true,"migrations":true,"schema_first":true,"type_safe_queries":true,"connection_pooling":true}` |
| language.primary | Python | TypeScript |
| license.spdx | MIT | MIT |
| market.availability | - | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true}` | `{"cli":true,"ios":true,"mac":true,"web":true,"linux":true,"android":true,"windows":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://alembic.sqlalchemy.org/","retrievedAt":"2026-08-13T16:51:56.374Z"}` | `{"type":"open_source","sourceUrl":"https://typeorm.io","retrievedAt":"2026-08-14T21:40:11.352Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| pricing.transparent | - | yes |
| release.cadence_days | 17 | 31 |
| release.history | `[{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_19_1","date":"2026-08-08T16:32:07Z","type":"stable","version":"rel_1_19_1"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_19_0","date":"2026-08-04T18:57:11Z","type":"stable","version":"rel_1_19_0"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_18_5","date":"2026-06-25T15:21:00Z","type":"stable","version":"rel_1_18_5"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_18_4","date":"2026-02-10T16:00:54Z","type":"stable","version":"rel_1_18_4"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_18_3","date":"2026-01-29T20:24:21Z","type":"stable","version":"rel_1_18_3"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_18_2","date":"2026-01-28T21:23:36Z","type":"stable","version":"rel_1_18_2"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_18_1","date":"2026-01-14T18:53:22Z","type":"stable","version":"rel_1_18_1"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_18_0","date":"2026-01-09T21:22:29Z","type":"stable","version":"rel_1_18_0"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_17_2","date":"2025-11-14T20:35:09Z","type":"stable","version":"rel_1_17_2"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_17_1","date":"2025-10-29T00:23:22Z","type":"stable","version":"rel_1_17_1"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_17_0","date":"2025-10-11T18:40:20Z","type":"stable","version":"rel_1_17_0"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_16_5","date":"2025-08-27T18:02:11Z","type":"stable","version":"rel_1_16_5"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_16_4","date":"2025-07-10T16:17:25Z","type":"stable","version":"rel_1_16_4"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_16_3","date":"2025-07-08T18:57:56Z","type":"stable","version":"rel_1_16_3"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_16_2","date":"2025-06-16T18:05:14Z","type":"stable","version":"rel_1_16_2"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_16_1","date":"2025-05-21T23:11:12Z","type":"stable","version":"rel_1_16_1"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_16_0","date":"2025-05-21T19:18:54Z","type":"stable","version":"rel_1_16_0"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_15_2","date":"2025-03-28T13:52:07Z","type":"stable","version":"rel_1_15_2"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_15_1","date":"2025-03-04T22:02:46Z","type":"stable","version":"rel_1_15_1"},{"url":"https://github.com/sqlalchemy/alembic/releases/tag/rel_1_15_0","date":"2025-03-04T17:57:42Z","type":"stable","version":"rel_1_15_0"}]` | `[{"url":"https://github.com/typeorm/typeorm/releases/tag/1.1.0","date":"2026-07-13T19:07:27Z","type":"stable","version":"1.1.0"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.31","date":"2026-07-13T19:24:24Z","type":"stable","version":"0.3.31"},{"url":"https://github.com/typeorm/typeorm/releases/tag/1.0.0","date":"2026-05-19T11:14:09Z","type":"stable","version":"1.0.0"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.30","date":"2026-05-18T20:53:21Z","type":"stable","version":"0.3.30"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.29","date":"2026-05-08T13:12:25Z","type":"stable","version":"0.3.29"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.28","date":"2025-12-03T08:31:15Z","type":"stable","version":"0.3.28"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.27","date":"2025-09-19T09:47:59Z","type":"stable","version":"0.3.27"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.26","date":"2025-08-18T16:34:16Z","type":"stable","version":"0.3.26"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.25","date":"2025-06-19T16:09:18Z","type":"stable","version":"0.3.25"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.24","date":"2025-05-14T18:05:22Z","type":"stable","version":"0.3.24"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.23","date":"2025-05-07T10:04:52Z","type":"stable","version":"0.3.23"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.22","date":"2025-04-03T09:01:46Z","type":"stable","version":"0.3.22"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.21","date":"2025-03-03T08:10:24Z","type":"stable","version":"0.3.21"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.20","date":"2024-01-26T11:22:33Z","type":"stable","version":"0.3.20"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.19","date":"2024-01-03T14:44:45Z","type":"stable","version":"0.3.19"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.18","date":"2024-01-03T12:43:14Z","type":"stable","version":"0.3.18"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.17","date":"2023-06-20T19:48:38Z","type":"stable","version":"0.3.17"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.16","date":"2023-05-09T18:59:14Z","type":"stable","version":"0.3.16"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.15","date":"2023-04-15T13:30:15Z","type":"stable","version":"0.3.15"},{"url":"https://github.com/typeorm/typeorm/releases/tag/0.3.14","date":"2023-04-09T06:40:29Z","type":"stable","version":"0.3.14"}]` |
| reliability.status_page | - | yes |
| security.scorecard | 6.2 | 7.2 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=alembic&per_page=100","last_12m":0,"max_severity":null}` | `{"count":6,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=typeorm&per_page=100","last_12m":3,"max_severity":"CRITICAL"}` |

## Capabilities (ORM & Database Tools)

| Capability | Alembic | TypeORM |
|---|:--:|:--:|
| **Core** |  |  |
| Type-safe queries | - | ✓ |
| Schema migrations | ✓ | ✓ |
| Relations / joins API | ✓ | ✓ |
| Languages | Python | TypeScript, JavaScript (ES2023) |
| **Modelling** |  |  |
| Schema-first modelling | ✓ | ✓ |
| **Flexibility** |  |  |
| Raw SQL escape hatch | ✓ | ✓ |
| **Portability** |  |  |
| Multiple database backends | ✓ | ✓ |
| **Ops** |  |  |
| Connection pooling | - | ✓ |
| **DX** |  |  |
| Data browser / studio | - | - |

*Source: Vioscale. Generated 2026-09-01T16:36:27.341Z. "-" = undocumented, not absent.*