# Opera GX vs Zen Browser

**Leader by vioscaleAI score:** Opera GX

| Attribute | Opera GX | Zen Browser |
|---|---|---|
| **vioscaleAI score** | 64.9 (39% (low)) | 49.8 (32% (low)) |
| activity.commits_last_30d | - | 100 |
| adoption.dependent_repos | - | 0 |
| adoption.github_stars | - | 44,924 |
| content.faq | `[{"answer":"A free web browser that includes a native ad blocker, virtual private network, AI chat features, split-screen browsing, workspace organization, file sharing, and integrations with popular communication and productivity apps. It is indexed under Browser Productivity.","source":"https://www.opera.com/gx","question":"What is Opera GX?","confidence":0.6},{"answer":"Opera GX offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://www.opera.com/gx","question":"Is Opera GX free?","confidence":0.6},{"answer":"Opera GX supports Windows, macOS, Linux, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.opera.com/gx","question":"What platforms does Opera GX support?","confidence":0.6},{"answer":"Not fully, on what we have confirmed. Opera GX is offered as hybrid, and a hybrid deployment usually means some components can run on your own infrastructure while the rest stays vendor-hosted. We have not confirmed a completely self-hosted option, so check with the vendor if that is a requirement.","source":"https://www.opera.com/gx","question":"Can Opera GX be self-hosted?","confidence":0.6},{"answer":"We have confirmed 12 integrations for Opera GX, including Messenger, WhatsApp, Telegram, Slack, Bluesky, Apple Music, Discord and X, plus 4 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.opera.com/gx","question":"What does Opera GX integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Opera GX. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Opera GX not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.opera.com/legal/privacy","question":"What security certifications does Opera GX have?","confidence":0.7},{"answer":"Opera GX is available worldwide. The vendor is headquartered in Norway.","source":"https://www.opera.com/gx","question":"Where is Opera GX available?","confidence":0.75}]` | `[{"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 | `{"hybrid":true}` | `{"self_hosted":true}` |
| description.long | Opera is a free web browser that integrates generative AI features including page summarization, image generation, translation, and multi-tab analysis. Users can access AI assistance without login or subscription to analyze content, compare pages, and generate creative materials. | A desktop browser designed to deliver fast performance while prioritizing user privacy and productive browsing capabilities. |
| features.capabilities | `{"pricing_model":"freemium_subscription","vertical_tab_sidebar_layout":true,"generative_ai_llm_page_summarization":true,"native_ad_and_tracker_blocking_engine":true,"split_screen_web_panels_in_single_window":true,"collaborative_shared_workspaces_and_folders":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 | 11 | 2 |
| integrations.list | `[{"name":"Messenger"},{"name":"WhatsApp"},{"name":"Telegram"},{"name":"Slack"},{"name":"Bluesky"},{"name":"Apple Music"},{"name":"Discord","category":"chat"},{"name":"Facebook Messenger","category":"chat"},{"name":"X","category":"social"},{"name":"Instagram","category":"social"},{"name":"YouTube","category":"video"},{"name":"Deezer","category":"music"},{"name":"Google Services"},{"name":"OpenAI","category":"ai"},{"name":"Google","category":"ai"}]` | `[{"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 |
| market.availability | `{"hqCountry":"NO","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"mac":true,"web":true,"windows":true}` | `{"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"free","freeTier":true,"sourceUrl":"https://www.opera.com/gx","retrievedAt":"2026-09-29T14:56:15.684Z"}` | `{"type":"free","freeTier":true,"sourceUrl":"https://zen-browser.app","retrievedAt":"2026-09-13T19:28:22.104Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | free | free |
| pricing.price_level | free | free |
| pricing.transparent | yes | 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://www.opera.com/legal/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 | Opera GX | Zen Browser |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | - | - |
| 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 | Freemium subscription | Completely free |

*Source: vioscaleAI. Generated 2026-10-16T00:19:47.023Z. "-" = undocumented, not absent.*