# Atlas vs Kysely

**Leader by vioscaleAI score:** Kysely

| Attribute | Atlas | Kysely |
|---|---|---|
| **vioscaleAI score** | 56.2 (56% (medium)) | 73.6 (78% (high)) |
| activity.commits_last_30d | 10 | 59 |
| adoption.dependent_repos | 593 | 1,155 |
| adoption.github_stars | 8,773 | 14,269 |
| adoption.package_downloads_weekly | - | 20,754,444 |
| content.faq | `[{"answer":"A tool for managing database schemas declaratively as code, supporting schema migrations, security policies, data lineage, and multiple database backends. Includes both open-source and cloud-hosted versions with audit capabilities. It is indexed under ORM & Database Tools.","source":"https://atlasgo.io/blog/2024/03/03/pricing-change","question":"What is Atlas?","confidence":0.6},{"answer":"Atlas is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Paid editions are also offered: Atlas Pro and Atlas Cloud, priced on request. Pricing changes often, so verify at source before relying on it.","source":"https://atlasgo.io/blog/2024/03/03/pricing-change","question":"Is Atlas free to use?","confidence":0.6},{"answer":"Atlas supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://atlasgo.io/blog/2024/03/03/pricing-change","question":"What platforms does Atlas support?","confidence":0.6},{"answer":"Yes. Atlas can be deployed cloud / SaaS, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://atlasgo.io/blog/2024/03/03/pricing-change","question":"Can Atlas be self-hosted?","confidence":0.6},{"answer":"We have confirmed 3 integrations for Atlas, including GitHub, AWS Marketplace and Slack. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://atlasgo.io/blog/2024/03/03/pricing-change","question":"What does Atlas integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and GDPR for Atlas. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Atlas not holding them. Always confirm compliance directly before you rely on it.","source":"https://atlasgo.io/guides/clickhouse/security-declarative","question":"What security certifications does Atlas have?","confidence":0.7},{"answer":"Yes. Atlas is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/ariga/atlas","question":"Is Atlas open source?","confidence":0.95},{"answer":"Atlas is available worldwide. The vendor is headquartered in the United States.","source":"https://atlasgo.io/blog/2024/03/03/pricing-change","question":"Where is Atlas available?","confidence":0.75}]` | `[{"answer":"A JavaScript and TypeScript SQL query builder that provides compile-time type safety and database schema validation. It works across multiple runtimes (Node, Deno, Bun, Cloudflare Workers, browsers) with zero runtime dependencies and emphasizes composable, type-safe queries over higher-level abstractions. It is indexed under ORM & Database Tools.","source":"https://kysely.dev","question":"What is Kysely?","confidence":0.6},{"answer":"Kysely is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://kysely.dev","question":"Is Kysely free to use?","confidence":0.6},{"answer":"Kysely supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://kysely.dev","question":"What platforms does Kysely support?","confidence":0.6},{"answer":"Yes. Kysely can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://kysely.dev","question":"Can Kysely be self-hosted?","confidence":0.6},{"answer":"We have confirmed 20 integrations for Kysely, including Supabase, Cursor, Windsurf, GitHub Copilot, ChatGPT, Claude, AirTrail and AWS Blocks, plus 12 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://kysely.dev","question":"What does Kysely integrate with?","confidence":0.6},{"answer":"Yes. Kysely is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/kysely-org/kysely","question":"Is Kysely open source?","confidence":0.99}]` |
| deployment.options | `{"cloud":true,"air_gapped":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | A language-agnostic tool that lets teams define database schemas as code, automatically plans and executes migrations, and monitors for drift. It works with multiple databases and integrates into CI/CD workflows like Terraform does for infrastructure. | A JavaScript and TypeScript SQL query builder that provides compile-time type safety and database schema validation. It works across multiple runtimes (Node, Deno, Bun, Cloudflare Workers, browsers) with zero runtime dependencies and emphasizes composable, type-safe queries over higher-level abstractions. |
| features.capabilities | `{"raw_sql":true,"multi_db":true,"languages":"Multiple databases: PostgreSQL, MySQL, MariaDB, MSSQL, SQLite, Oracle, Snowflake","relations":true,"migrations":true,"studio_gui":true,"schema_first":true}` | `{"raw_sql":true,"multi_db":true,"languages":"TypeScript, JavaScript (Node, Deno, Bun, Cloudflare Workers, browsers)","relations":true,"migrations":true,"studio_gui":false,"schema_first":true,"type_safe_queries":true,"connection_pooling":false}` |
| integrations.count | 22 | 21 |
| integrations.list | `[{"name":"GitHub"},{"name":"AWS Marketplace"},{"name":"Slack"},{"name":"GitHub Actions","category":"ci_cd"},{"name":"GitLab CI","category":"ci_cd"},{"name":"CircleCI","category":"ci_cd"},{"name":"Azure DevOps Pipelines","category":"ci_cd"},{"name":"Azure Repos","category":"version_control"},{"name":"Datadog","category":"monitoring"},{"name":"PostgreSQL","category":"databases"},{"name":"Oracle","category":"databases"},{"name":"Snowflake","category":"databases"},{"name":"ClickHouse","category":"databases"},{"name":"Aurora DSQL","category":"databases"},{"name":"Azure Fabric","category":"databases"},{"name":"CockroachDB","category":"databases"},{"name":"Databricks","category":"databases"},{"name":"Google Cloud Spanner","category":"databases"},{"name":"Kubernetes","native":true},{"name":"Terraform","native":true,"category":"infrastructure","direction":"bidirectional"},{"name":"Azure DevOps","native":true,"category":"ci","direction":"bidirectional"},{"name":"Argo CD","native":true,"category":"deployment","direction":"bidirectional"},{"name":"Crossplane","native":true,"category":"infrastructure","direction":"bidirectional"},{"name":"GCP Cloud SQL","native":true,"direction":"inbound"},{"name":"MySQL","native":true,"category":"database","direction":"inbound"},{"name":"SQLite","native":true,"category":"database","direction":"inbound"},{"name":"MariaDB","native":true,"category":"database","direction":"inbound"},{"name":"SQL Server","native":true,"category":"database","direction":"inbound"},{"name":"Amazon Redshift","native":true,"category":"database","direction":"inbound"},{"name":"YugabyteDB","native":true,"category":"database","direction":"inbound"},{"name":"Azure HorizonDB","native":true,"category":"database","direction":"inbound"}]` | `[{"name":"Supabase"},{"name":"Cursor"},{"name":"Windsurf"},{"name":"GitHub Copilot"},{"name":"ChatGPT"},{"name":"Claude"},{"name":"Claude Code"},{"name":"AirTrail"},{"name":"AWS Blocks"},{"name":"Conar"},{"name":"EmbedPDF"},{"name":"Hot Updater"},{"name":"inlang"},{"name":"Notesnook"},{"name":"OpenClaw"},{"name":"Reflect"},{"name":"Sink"},{"name":"Stacks"},{"name":"StudioCMS"},{"name":"Tunarr"},{"name":"ZenStack"},{"name":"PostgreSQL","category":"database"},{"name":"MySQL","category":"database"},{"name":"SQLite","category":"database"},{"name":"Microsoft SQL Server","category":"database"}]` |
| language.primary | Go | TypeScript |
| license.spdx | Apache-2.0 | MIT |
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"web":true}` | `{"web":true}` |
| pricing | `{"type":"freemium","plans":[{"free":true,"name":"Starter","summary":"Free","features":["ORM integration","Migration planning & execution","IDE support","Limited inspection & diffing","Limited database support"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"For individual developers and small teams","contactSales":false},{"free":false,"name":"Pro","summary":"From $9/developer/month plus project and database add-ons","features":["Everything in Starter","Automated CI/CD integration","Database Security as Code","Migration linting & safety checks","Security Graph & CVE scanning","Column-level lineage graph","Schema policy & governance","Drift detection & monitoring","Audit trails & change history"],"components":[{"kind":"per_unit","unit":"developer","amount":9,"period":"month","currency":"USD"},{"kind":"fixed","amount":59,"period":"month","currency":"USD"},{"kind":"fixed","amount":39,"period":"month","currency":"USD"}],"description":"For teams managing database workflows at scale","contactSales":false},{"free":false,"name":"Enterprise","summary":"Custom pricing","features":["Everything in Pro","Fully customizable plans","Enterprise SSO","Premium Support and custom SLA","Air-gapped network deployment","Offline licenses for CI/CD","Audit logs and log forwarding"],"description":"For organizations needing full compliance and governance","contactSales":true}],"addOns":[{"name":"Extra Developer Seats","components":[{"kind":"per_unit","unit":"seat","amount":9,"period":"month","currency":"USD"}]},{"name":"Additional Target Databases","components":[{"kind":"fixed","amount":39,"period":"month","currency":"USD"}]},{"name":"Schema Monitoring","components":[{"kind":"fixed","amount":39,"period":"month","currency":"USD"}]}],"summary":"Free to start. Pro from $9/developer/month. Enterprise custom pricing.","currency":"USD","freeTier":true,"sourceUrl":"https://atlasgo.io/pricing","retrievedAt":"2026-10-14T22:38:30.959Z","startingPrice":{"amount":39,"period":"month","currency":"USD"},"billingPeriods":["month"]}` | `{"type":"open_source","summary":"Completely free and open source (MIT license)","freeTier":true,"sourceUrl":"https://kysely.dev","retrievedAt":"2026-08-14T08:37:15.404Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | open_source |
| pricing.price_level | mid | free |
| pricing.starting_price | `{"amount":39,"currency":"USD"}` | - |
| pricing.transparent | yes | yes |
| release.cadence_days | 40 | 10 |
| release.history | `[{"url":"https://github.com/ariga/atlas/releases/tag/v1.3.0","date":"2026-08-02T09:09:55Z","type":"stable","version":"v1.3.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v1.2.0","date":"2026-04-10T12:36:43Z","type":"stable","version":"v1.2.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v1.1.0","date":"2026-02-05T03:07:28Z","type":"stable","version":"v1.1.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v1.0.0","date":"2025-12-24T20:12:16Z","type":"stable","version":"v1.0.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.38.0","date":"2025-10-30T12:17:17Z","type":"stable","version":"v0.38.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.37.0","date":"2025-09-17T18:15:29Z","type":"stable","version":"v0.37.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.36.0","date":"2025-07-21T12:11:57Z","type":"stable","version":"v0.36.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.35.0","date":"2025-06-10T14:22:25Z","type":"stable","version":"v0.35.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.34.0","date":"2025-05-29T14:37:56Z","type":"stable","version":"v0.34.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.33.0","date":"2025-05-12T20:11:41Z","type":"stable","version":"v0.33.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.32.0","date":"2025-03-10T19:24:31Z","type":"stable","version":"v0.32.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.31.0","date":"2025-02-06T12:17:03Z","type":"stable","version":"v0.31.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.30.0","date":"2025-01-06T19:43:02Z","type":"stable","version":"v0.30.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.29.0","date":"2024-11-27T09:16:43Z","type":"stable","version":"v0.29.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.28.0","date":"2024-10-01T20:24:07Z","type":"stable","version":"v0.28.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.27.0","date":"2024-09-03T10:42:41Z","type":"stable","version":"v0.27.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.26.0","date":"2024-08-09T06:53:09Z","type":"stable","version":"v0.26.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.25.0","date":"2024-07-09T11:48:02Z","type":"stable","version":"v0.25.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.24.0","date":"2024-06-14T11:07:07Z","type":"stable","version":"v0.24.0"},{"url":"https://github.com/ariga/atlas/releases/tag/v0.23.0","date":"2024-05-21T12:11:55Z","type":"stable","version":"v0.23.0"}]` | `[{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.29.6","date":"2026-09-16T01:06:58Z","type":"stable","version":"v0.29.6"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.30.0-beta.2","date":"2026-09-14T01:34:36Z","type":"prerelease","version":"v0.30.0-beta.2"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.29.5","date":"2026-08-10T01:06:13Z","type":"stable","version":"v0.29.5"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.30.0-beta.1","date":"2026-07-26T17:34:07Z","type":"prerelease","version":"v0.30.0-beta.1"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.30.0-beta.0","date":"2026-07-25T12:45:33Z","type":"prerelease","version":"v0.30.0-beta.0"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.29.4","date":"2026-07-17T17:42:04Z","type":"stable","version":"v0.29.4"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.29.3","date":"2026-07-05T23:18:21Z","type":"stable","version":"v0.29.3"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.29.2","date":"2026-05-16T15:52:03Z","type":"stable","version":"v0.29.2"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.29.1","date":"2026-05-16T00:01:27Z","type":"stable","version":"v0.29.1"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.29.0","date":"2026-05-08T23:54:19Z","type":"stable","version":"v0.29.0"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.28.17","date":"2026-05-03T01:10:50Z","type":"stable","version":"v0.28.17"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.29.0-rc.0","date":"2026-04-24T20:13:08Z","type":"prerelease","version":"v0.29.0-rc.0"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.28.16","date":"2026-04-10T18:07:40Z","type":"stable","version":"v0.28.16"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.28.15","date":"2026-03-31T01:49:35Z","type":"stable","version":"v0.28.15"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.28.14","date":"2026-03-20T11:28:01Z","type":"stable","version":"v0.28.14"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.28.13","date":"2026-03-18T22:12:57Z","type":"stable","version":"v0.28.13"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.28.12","date":"2026-03-14T09:13:30Z","type":"stable","version":"v0.28.12"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.28.11","date":"2026-01-31T18:58:27Z","type":"stable","version":"v0.28.11"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.28.10","date":"2026-01-18T07:13:52Z","type":"stable","version":"v0.28.10"},{"url":"https://github.com/kysely-org/kysely/releases/tag/v0.28.9","date":"2025-12-13T17:48:32Z","type":"stable","version":"v0.28.9"}]` |
| reliability.status_page | yes | - |
| security.certifications | `[{"name":"SOC2 Type II","level":"Type II","status":"active"}]` | - |
| security.gdpr | yes | - |
| security.scorecard | 6.2 | 7.2 |
| security.soc2 | yes | - |
| security.trust_center | https://atlasgo.io/cloud/features/security-graph | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=ariga.io%2Fatlas&per_page=100","last_12m":0,"max_severity":null}` | `{"count":4,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=kysely&per_page=100","last_12m":4,"max_severity":"HIGH"}` |

## Capabilities (ORM & Database Tools)

| Capability | Atlas | Kysely |
|---|:--:|:--:|
| **Core** |  |  |
| Type-safe queries | - | ✓ |
| Schema migrations | ✓ | ✓ |
| Relations / joins API | ✓ | ✓ |
| Languages | Multiple databases: PostgreSQL, MySQL, MariaDB, MSSQL, SQLite, Oracle, Snowflake | TypeScript, JavaScript (Node, Deno, Bun, Cloudflare Workers, browsers) |
| **Modelling** |  |  |
| Schema-first modelling | ✓ | ✓ |
| **Flexibility** |  |  |
| Raw SQL escape hatch | ✓ | ✓ |
| **Portability** |  |  |
| Multiple database backends | ✓ | ✓ |
| **Ops** |  |  |
| Connection pooling | - | ✗ |
| **DX** |  |  |
| Data browser / studio | ✓ | ✗ |

*Source: vioscaleAI. Generated 2026-10-16T20:16:14.075Z. "-" = undocumented, not absent.*