# JetBrains IntelliJ IDEA vs Theia

**Leader by vioscaleAI score:** Theia

| Attribute | JetBrains IntelliJ IDEA | Theia |
|---|---|---|
| **vioscaleAI score** | 46.9 (69% (medium)) | 62.6 (64% (medium)) |
| activity.commits_last_30d | - | 94 |
| adoption.dependent_repos | - | 324 |
| adoption.github_stars | - | 21,710 |
| content.faq | `[{"answer":"A professional IDE for Java and Kotlin development that combines advanced code intelligence with integrated AI capabilities for code generation, testing, debugging, and application profiling. Includes deep support for Spring Framework and modern development practices. It is indexed under IDEs & Code Editors.","source":"https://www.jetbrains.com/idea/","question":"What is JetBrains IntelliJ IDEA?","confidence":0.6},{"answer":"JetBrains IntelliJ IDEA offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://www.jetbrains.com/idea/","question":"Is JetBrains IntelliJ IDEA free?","confidence":0.6},{"answer":"JetBrains IntelliJ IDEA supports Windows, macOS and Linux. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.jetbrains.com/idea/","question":"What platforms does JetBrains IntelliJ IDEA support?","confidence":0.6},{"answer":"We have confirmed 6 integrations for JetBrains IntelliJ IDEA, including Claude, GPT, Gemini, Grok, GitHub Copilot and Cursor. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.jetbrains.com/idea/","question":"What does JetBrains IntelliJ IDEA integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and GDPR for JetBrains IntelliJ IDEA. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as JetBrains IntelliJ IDEA not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.jetbrains.com/company/commitment/compliance-highlights/","question":"What security certifications does JetBrains IntelliJ IDEA have?","confidence":0.7}]` | `[{"answer":"A development tool combining open-source principles with artificial intelligence features, available for cloud and desktop use. It emphasizes user privacy, supports many programming languages, and works with thousands of existing development tools. It is indexed under IDEs & Code Editors.","source":"https://theia-ide.org","question":"What is Theia?","confidence":0.6},{"answer":"Theia is open source, so it can be self-hosted and used at no licence cost. It is released under the EPL-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://theia-ide.org","question":"Is Theia free to use?","confidence":0.6},{"answer":"We have confirmed browser-based access to Theia. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://theia-ide.org","question":"What platforms does Theia support?","confidence":0.6},{"answer":"Yes. Theia can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://theia-ide.org","question":"Can Theia be self-hosted?","confidence":0.6},{"answer":"We have confirmed 9 integrations for Theia, including Python, Java, C++, Go, YAML, ESLint, NPM and GitHub Pull Requests, plus 1 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://theia-ide.org","question":"What does Theia integrate with?","confidence":0.6},{"answer":"Yes. Theia is published under the EPL-2.0 licence, a copyleft licence, so check its terms before embedding it in a closed-source product. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/eclipse-theia/theia","question":"Is Theia open source?","confidence":0.95}]` |
| deployment.options | - | `{"cloud":true,"self_hosted":true}` |
| description.long | A professional IDE for Java and Kotlin development that combines advanced code intelligence with integrated AI capabilities for code generation, testing, debugging, and application profiling. Includes deep support for Spring Framework and modern development practices. | Theia IDE is an extensible, multi-language development environment for both cloud and desktop deployment. It combines integrated AI assistance with privacy-preserving architecture where users maintain full control over their code, data, and AI model choices. |
| features.capabilities | `{"type":"full_ide","lsp_dap":true,"builtin_ai":"native","deployment":"desktop","os_support":"Windows, Mac, Linux","remote_dev":true,"open_source":"closed","base_platform":"original","extensibility":"plugins","pricing_model":"subscription","language_scope":"polyglot","git_integration":true,"code_intelligence":"ide_grade","integrated_debugger":true}` | `{"type":"full_ide","lsp_dap":true,"builtin_ai":"native","deployment":"both","os_support":"Cross-platform (browser and desktop via Electron)","open_source":"oss","base_platform":"original","extensibility":"marketplace","pricing_model":"free","language_scope":"polyglot","code_intelligence":"lsp_grade"}` |
| integrations.count | 6 | 3,000 |
| integrations.list | `[{"name":"Claude"},{"name":"GPT"},{"name":"Gemini"},{"name":"Grok"},{"name":"GitHub Copilot"},{"name":"Cursor"}]` | `[{"name":"Python"},{"name":"Java"},{"name":"C++"},{"name":"JavaScript"},{"name":"Go"},{"name":"YAML"},{"name":"Docker"},{"name":"ESLint"},{"name":"NPM"},{"name":"GitHub Pull Requests"},{"name":"GitLens"},{"name":"GitHub","native":true,"category":"vcs","direction":"bidirectional"},{"name":"GitHub Copilot","native":true,"category":"ai","direction":"inbound"},{"name":"OpenAI","category":"ai","direction":"inbound"},{"name":"Anthropic","category":"ai","direction":"inbound"},{"name":"Google","category":"ai","direction":"inbound"},{"name":"Ollama","category":"ai","direction":"inbound"},{"name":"Mistral","category":"ai","direction":"inbound"},{"name":"HuggingFace","category":"ai","direction":"inbound"},{"name":"Claude Code","native":true,"category":"ai","direction":"inbound"},{"name":"VS Code Extensions","category":"ide_extensions","direction":"inbound"}]` |
| language.primary | - | TypeScript |
| license.spdx | - | EPL-2.0 |
| platform.support | `{"mac":true,"linux":true,"windows":true}` | `{"mac":true,"web":true,"linux":true,"windows":true}` |
| pricing | `{"type":"hybrid","freeTier":true,"sourceUrl":"https://www.jetbrains.com/idea/","retrievedAt":"2026-09-04T11:04:58.084Z","freeTrialDays":30}` | `{"type":"free","freeTier":true,"sourceUrl":"https://theia-ide.org","retrievedAt":"2026-10-14T21:35:08.250Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | free |
| pricing.price_level | low | free |
| pricing.transparent | no | yes |
| release.cadence_days | - | 12 |
| release.history | - | `[{"url":"https://github.com/eclipse-theia/theia/releases/tag/next","date":"2026-10-14T00:38:12Z","type":"prerelease","version":"next"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.74.2","date":"2026-09-30T13:06:55Z","type":"stable","version":"v1.74.2"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.76.0","date":"2026-09-24T14:38:20Z","type":"stable","version":"v1.76.0"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.75.0","date":"2026-08-27T14:59:12Z","type":"stable","version":"v1.75.0"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.74.1","date":"2026-08-06T15:44:57Z","type":"stable","version":"v1.74.1"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.74.0","date":"2026-07-31T11:53:39Z","type":"stable","version":"v1.74.0"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.73.1","date":"2026-07-01T12:46:12Z","type":"stable","version":"v1.73.1"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.73.0","date":"2026-06-25T13:02:04Z","type":"stable","version":"v1.73.0"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.72.3","date":"2026-06-10T08:44:10Z","type":"stable","version":"v1.72.3"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.72.2","date":"2026-06-05T14:19:07Z","type":"stable","version":"v1.72.2"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.72.1","date":"2026-05-29T12:04:49Z","type":"stable","version":"v1.72.1"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.72.0","date":"2026-05-28T14:14:04Z","type":"stable","version":"v1.72.0"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.71.2","date":"2026-05-27T15:57:40Z","type":"stable","version":"v1.71.2"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.71.1","date":"2026-05-11T09:28:09Z","type":"stable","version":"v1.71.1"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.71.0","date":"2026-04-30T12:29:04Z","type":"stable","version":"v1.71.0"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.70.2","date":"2026-04-10T09:50:27Z","type":"stable","version":"v1.70.2"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.70.1","date":"2026-04-08T10:03:27Z","type":"stable","version":"v1.70.1"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.70.0","date":"2026-03-26T14:55:36Z","type":"stable","version":"v1.70.0"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.69.0","date":"2026-02-26T15:25:49Z","type":"stable","version":"v1.69.0"},{"url":"https://github.com/eclipse-theia/theia/releases/tag/v1.68.2","date":"2026-02-05T15:18:28Z","type":"stable","version":"v1.68.2"}]` |
| reliability.status_page | yes | - |
| security.certifications | `[{"name":"SOC 2 Type II","status":"active"}]` | - |
| security.disclosure_policy | yes | - |
| security.gdpr | yes | - |
| security.scorecard | - | 5 |
| security.soc2 | yes | - |
| security.trust_center | https://www.jetbrains.com/company/commitment/compliance-highlights/ | - |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40theia%2Fmarkers&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (IDEs & Code Editors)

| Capability | JetBrains IntelliJ IDEA | Theia |
|---|:--:|:--:|
| **Core** |  |  |
| Type | Full IDE | Full IDE |
| Language scope | Polyglot | Polyglot |
| **Deployment** |  |  |
| Deployment | Desktop | Both |
| **Platform support** |  |  |
| OS support | Windows, Mac, Linux | Cross-platform (browser and desktop via Electron) |
| Base platform | Original | Original |
| **Extensibility** |  |  |
| Extensibility | Plugins | Extension marketplace |
| **DX** |  |  |
| LSP / DAP support | ✓ | ✓ |
| Remote / dev-containers | ✓ | - |
| Integrated debugger / profiler | ✓ | - |
| Code intelligence depth | IDE-grade | LSP-grade |
| Built-in git integration | ✓ | - |
| **AI** |  |  |
| Built-in AI | Native | Native |
| **Licensing** |  |  |
| Openness | Closed | Open-source |
| **Pricing** |  |  |
| Pricing model | Per-seat subscription | Free |

*Source: vioscaleAI. Generated 2026-10-16T19:30:23.719Z. "-" = undocumented, not absent.*