# Orion vs Zen Browser

| Attribute | Orion | Zen Browser |
|---|---|---|
| **vioscaleAI score** | 52.1 (18% (low)) | 49.8 (32% (low)) |
| activity.commits_last_30d | - | 100 |
| adoption.dependent_repos | - | 0 |
| adoption.github_stars | - | 44,924 |
| content.faq | `[{"answer":"A browser built on WebKit that prioritizes user privacy with zero telemetry, built-in ad-blocking, and support for extensions from Safari, Chrome, and Firefox across multiple platforms. It is indexed under Browser Productivity.","source":"https://kagi.com/orion","question":"What is Orion?","confidence":0.6},{"answer":"Orion supports Windows, macOS, Linux and iOS. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://kagi.com/orion","question":"What platforms does Orion support?","confidence":0.6},{"answer":"We have confirmed 11 integrations for Orion, including Apple Maps, Mapbox, Yelp, TripAdvisor, Kagi Search, Kagi Translate, Google and Microsoft, plus 3 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://kagi.com/orion","question":"What does Orion integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Orion. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Orion not holding them. Always confirm compliance directly before you rely on it.","source":"https://kagi.com/privacy","question":"What security certifications does Orion have?","confidence":0.7}]` | `[{"answer":"A Firefox-based browser that eliminates telemetry and tracking while offering productivity tools like split-view tabs, workspace organization, and website customization without collecting or sharing user data. It is indexed under Browser Productivity.","source":"https://zen-browser.app","question":"What is Zen Browser?","confidence":0.6},{"answer":"Zen Browser is open source, so it can be self-hosted and used at no licence cost. It is released under the MPL-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://zen-browser.app","question":"Is Zen Browser free to use?","confidence":0.6},{"answer":"Zen Browser supports Windows, macOS and Linux. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://zen-browser.app","question":"What platforms does Zen Browser support?","confidence":0.6},{"answer":"Yes. Zen Browser can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://zen-browser.app","question":"Can Zen Browser be self-hosted?","confidence":0.6},{"answer":"Yes. Zen Browser is published under the MPL-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/zen-browser/desktop","question":"Is Zen Browser open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true}` | `{"self_hosted":true}` |
| description.long | A browser built on WebKit that prioritizes user privacy with zero telemetry, built-in ad-blocking, and support for extensions from Safari, Chrome, and Firefox across multiple platforms. | A desktop browser designed to deliver fast performance while prioritizing user privacy and productive browsing capabilities. |
| features.capabilities | `{"deployment_model":"webkit_engine_fork","native_ad_and_tracker_blocking_engine":true}` | `{"pricing_model":"completely_free","vertical_tab_sidebar_layout":true,"cmd_k_command_palette_global_search":true,"split_screen_web_panels_in_single_window":true,"multi_account_cookie_isolation_containers":true}` |
| integrations.count | 9 | 2 |
| integrations.list | `[{"name":"Apple Maps"},{"name":"Mapbox"},{"name":"Yelp"},{"name":"TripAdvisor"},{"name":"Kagi Search"},{"name":"Kagi Translate"},{"name":"Apple"},{"name":"Google"},{"name":"Microsoft"},{"name":"Stripe"},{"name":"PayPal"},{"name":"OpenNode"}]` | `[{"name":"GitHub"},{"name":"RSS feeds"},{"name":"RSS","native":true,"category":"content","direction":"inbound"},{"name":"Mozilla Account","native":true}]` |
| language.primary | - | C++ |
| license.spdx | - | MPL-2.0 |
| platform.support | `{"web":true}` | `{"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"free","sourceUrl":"https://kagi.com/orion","retrievedAt":"2026-08-18T22:07:10.240Z"}` | `{"type":"free","freeTier":true,"sourceUrl":"https://zen-browser.app","retrievedAt":"2026-09-13T19:28:22.104Z"}` |
| pricing.free_tier | - | yes |
| pricing.model | free | free |
| pricing.price_level | free | free |
| pricing.transparent | - | yes |
| release.cadence_days | - | 6 |
| release.history | - | `[{"url":"https://github.com/zen-browser/desktop/releases/tag/1.23.2b","date":"2026-10-09T19:11:05Z","type":"stable","version":"1.23.2b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.23.1b","date":"2026-10-07T06:55:29Z","type":"stable","version":"1.23.1b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.23b","date":"2026-10-03T10:03:45Z","type":"stable","version":"1.23b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.22.3b","date":"2026-09-23T10:46:10Z","type":"stable","version":"1.22.3b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.22.2b","date":"2026-09-16T15:38:49Z","type":"stable","version":"1.22.2b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.22.1b","date":"2026-09-12T16:22:28Z","type":"stable","version":"1.22.1b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.22b","date":"2026-09-05T17:56:46Z","type":"stable","version":"1.22b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.16b","date":"2026-08-29T21:29:27Z","type":"stable","version":"1.21.16b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.15b","date":"2026-08-19T17:13:06Z","type":"stable","version":"1.21.15b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.14b","date":"2026-08-13T16:18:49Z","type":"stable","version":"1.21.14b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.13b","date":"2026-08-10T06:52:08Z","type":"stable","version":"1.21.13b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.12b","date":"2026-08-07T10:40:20Z","type":"stable","version":"1.21.12b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.11b","date":"2026-08-06T14:58:54Z","type":"stable","version":"1.21.11b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.10b","date":"2026-07-30T16:50:56Z","type":"stable","version":"1.21.10b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.9b","date":"2026-07-25T13:15:59Z","type":"stable","version":"1.21.9b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.8b","date":"2026-07-17T10:25:13Z","type":"stable","version":"1.21.8b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.7b","date":"2026-07-15T21:53:55Z","type":"stable","version":"1.21.7b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.6b","date":"2026-07-09T10:46:23Z","type":"stable","version":"1.21.6b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.5b","date":"2026-07-02T22:45:01Z","type":"stable","version":"1.21.5b"},{"url":"https://github.com/zen-browser/desktop/releases/tag/1.21.4b","date":"2026-06-27T09:26:34Z","type":"stable","version":"1.21.4b"}]` |
| security.gdpr | yes | - |
| security.trust_center | https://kagi.com/privacy | - |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fzen-browser%2Fdesktop&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Browser Productivity)

| Capability | Orion | Zen Browser |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | Webkit engine fork | - |
| Chrome extension webstore compatibility | - | - |
| Vertical tab sidebar layout | - | ✓ |
| Split screen web panels in single window | - | ✓ |
| Multi account cookie isolation containers | - | ✓ |
| Cmd k command palette global search | - | ✓ |
| Native ad and tracker blocking engine | ✓ | - |
| Collaborative shared workspaces and folders | - | - |
| Memory suspension inactive tab freezing | - | - |
| Generative AI LLM page summarization | - | - |
| SOC2 type ii | - | - |
| ISO 27001 | - | - |
| Pricing model | - | Completely free |

*Source: vioscaleAI. Generated 2026-10-16T20:52:59.278Z. "-" = undocumented, not absent.*