# Justinmind vs Pencil Project

**Leader by vioscaleAI score:** Justinmind

| Attribute | Justinmind | Pencil Project |
|---|---|---|
| **vioscaleAI score** | 63.7 (58% (medium)) | 30.3 (62% (medium)) |
| activity.commits_last_30d | - | 0 |
| adoption.dependent_repos | - | 0 |
| adoption.github_stars | - | 9,875 |
| content.faq | `[{"answer":"Justinmind enables designers to create interactive prototypes ranging from low-fidelity wireframes to high-fidelity simulations, complete with animations, interactions, and user flows. Teams can collaborate in real-time, test designs with users, and generate specifications documents before development begins. It is indexed under Wireframing.","source":"https://www.justinmind.com/pricing","question":"What is Justinmind?","confidence":0.6},{"answer":"Justinmind offers a free tier, so you can start without paying. Paid plans start at $19 per user per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://www.justinmind.com/pricing","question":"Is Justinmind free?","confidence":0.6},{"answer":"Justinmind supports the web, Windows, macOS, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.justinmind.com/pricing","question":"What platforms does Justinmind support?","confidence":0.6},{"answer":"Yes. Justinmind can be deployed cloud / SaaS, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.justinmind.com/pricing","question":"Can Justinmind be self-hosted?","confidence":0.6},{"answer":"We have confirmed 11 integrations for Justinmind, including Sketch, Adobe XD, Adobe Photoshop, Adobe Illustrator, Figma, JIRA, Confluence and Azure DevOps, plus 3 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.justinmind.com/pricing","question":"What does Justinmind integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Justinmind. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Justinmind not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.justinmind.com/privacy","question":"What security certifications does Justinmind have?","confidence":0.7},{"answer":"Justinmind is available worldwide. Its primary market is the United States.","source":"https://www.justinmind.com/pricing","question":"Where is Justinmind available?","confidence":0.5}]` | `[{"answer":"A freely available desktop tool for creating wireframes and mockups with built-in templates for web, mobile, and desktop user interfaces. Includes diagram drawing, interactive prototyping, and multi-format export capabilities. It is indexed under Wireframing.","source":"https://pencil.evolus.vn","question":"What is Pencil Project?","confidence":0.6},{"answer":"Pencil Project is open source, so it can be self-hosted and used at no licence cost. It is released under the GPL-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://pencil.evolus.vn","question":"Is Pencil Project free to use?","confidence":0.6},{"answer":"Pencil Project supports Windows, macOS and Linux. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://pencil.evolus.vn","question":"What platforms does Pencil Project support?","confidence":0.6},{"answer":"Yes. Pencil Project is published under the GPL-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/evolus/pencil","question":"Is Pencil Project open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true,"on_prem":true,"self_hosted":true}` | - |
| description.long | Justinmind enables designers to create interactive prototypes ranging from low-fidelity wireframes to high-fidelity simulations, complete with animations, interactions, and user flows. Teams can collaborate in real-time, test designs with users, and generate specifications documents before development begins. | A freely available desktop tool for creating wireframes and mockups with built-in templates for web, mobile, and desktop user interfaces. Includes diagram drawing, interactive prototyping, and multi-format export capabilities. |
| features.capabilities | `{"pricing_model":"per_editor_seat_monthly","architecture_model":"desktop_local_application","third_party_plugin_ecosystem_api":true,"real_time_multiplayer_crdt_cursor_sync":true,"export_to_high_fidelity_tools_figma_sketch":true,"confluence_and_jira_native_iframe_embedding":true,"drag_and_drop_click_through_user_flow_linking":true,"pre_built_ios_android_web_ui_component_library":true,"enforced_low_fidelity_sketch_rendering_aesthetic":false,"click_heatmap_and_basic_usability_testing_integration":true,"stateful_interactive_prototyping_with_variables_and_logic":true}` | `{"architecture_model":"desktop_local_application","offline_editing_mode":true,"drag_and_drop_click_through_user_flow_linking":true,"pre_built_ios_android_web_ui_component_library":true}` |
| integrations.count | 8 | 1 |
| integrations.list | `[{"name":"Sketch","native":true,"category":"design","direction":"bidirectional"},{"name":"Adobe XD","native":true,"category":"design","direction":"inbound"},{"name":"Adobe Photoshop","native":true,"category":"design","direction":"inbound"},{"name":"Adobe Illustrator","native":true,"category":"design","direction":"inbound"},{"name":"Figma","native":true,"category":"design","direction":"inbound"},{"name":"JIRA","native":true,"category":"project_management","direction":"bidirectional"},{"name":"Confluence","native":true,"category":"documentation","direction":"outbound"},{"name":"Azure DevOps","native":true,"category":"project_management","direction":"bidirectional"},{"name":"Usertesting","native":true,"category":"user_testing","direction":"outbound"},{"name":"Validately","native":true,"category":"user_testing","direction":"outbound"},{"name":"PhoneGap","native":true,"category":"mobile_development","direction":"outbound"}]` | `[{"name":"OpenClipart.org","native":true,"category":"asset_library","direction":"inbound"}]` |
| language.primary | - | JavaScript |
| license.spdx | - | GPL-2.0 |
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"ios":true,"mac":true,"web":true,"android":true,"windows":true}` | `{"mac":true,"linux":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":true,"name":"Free","summary":"Free","features":["UI design and wireframing","Interactive input forms","Vector design","Pen tool","Export to PNG, JPG, SVG","Slices","Unlimited screens"],"commitment":"monthly","components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"Basic design and prototyping features","contactSales":false,"includedLimits":{"projects":"1"}},{"free":false,"name":"Standard","summary":"$19/editor/month","features":["Advanced interaction design","Forms design","Advanced collaboration","Teams management","Unified admin and billing","Test on mobile devices","Variables","Shared UI libraries","Local projects","Unlimited projects"],"commitment":"monthly","components":[{"kind":"per_unit","unit":"seat","amount":19,"period":"month","currency":"USD"}],"description":"Advanced collaboration and interaction design","contactSales":false,"includedLimits":{"projects":"Unlimited"}},{"free":false,"name":"Professional","summary":"$29/editor/month","features":["Masters","Smart templates","Data simulation","User flows","Export to HTML","User testing integration","Custom branding"],"commitment":"monthly","components":[{"kind":"per_unit","unit":"seat","amount":29,"period":"month","currency":"USD"}],"description":"Advanced features for professional teams","contactSales":false},{"free":false,"name":"Enterprise","summary":"Custom pricing, contact sales","features":["SAML Single Sign-On","Shared fonts","Export to documents","Requirements management","JIRA & Azure DevOps integration","Priority support","On-premises deployment"],"description":"Self-hosted collaboration and full control","contactSales":true}],"summary":"From free tier to $29/editor/month. Optional perpetual licenses also available (20% of list price annually for updates after year 1).","currency":"USD","freeTier":true,"sourceUrl":"https://www.justinmind.com/pricing","retrievedAt":"2026-09-07T16:01:54.871Z","startingPrice":{"unit":"seat","amount":19,"period":"month","currency":"USD"},"billingPeriods":["month"]}` | `{"type":"open_source","summary":"Free and open-source","freeTier":true,"sourceUrl":"https://pencil.evolus.vn","retrievedAt":"2026-08-31T13:58:37.061Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | open_source |
| pricing.price_level | mid | free |
| pricing.starting_price | `{"amount":19,"currency":"USD"}` | - |
| pricing.transparent | yes | - |
| release.cadence_days | - | 41 |
| release.history | - | `[{"url":"https://github.com/evolus/pencil/releases/tag/v3.1.1","date":"2023-01-01T03:03:19Z","type":"stable","version":"v3.1.1"},{"url":"https://github.com/evolus/pencil/releases/tag/v3.1.0","date":"2019-10-19T09:54:03Z","type":"stable","version":"v3.1.0"},{"url":"https://github.com/evolus/pencil/releases/tag/v3.0.4","date":"2017-06-28T00:32:13Z","type":"stable","version":"v3.0.4"},{"url":"https://github.com/evolus/pencil/releases/tag/v3.0.3","date":"2017-06-06T08:33:31Z","type":"stable","version":"v3.0.3"},{"url":"https://github.com/evolus/pencil/releases/tag/v3.0.2","date":"2017-05-10T22:48:29Z","type":"stable","version":"v3.0.2"},{"url":"https://github.com/evolus/pencil/releases/tag/v3.0.1","date":"2017-03-27T05:00:48Z","type":"stable","version":"v3.0.1"},{"url":"https://github.com/evolus/pencil/releases/tag/v3.0.0","date":"2017-03-20T09:17:22Z","type":"stable","version":"v3.0.0"},{"url":"https://github.com/evolus/pencil/releases/tag/v3.0.0-rc.2","date":"2017-02-09T11:07:51Z","type":"prerelease","version":"v3.0.0-rc.2"},{"url":"https://github.com/evolus/pencil/releases/tag/v3.0.0-rc.1","date":"2016-07-24T16:17:11Z","type":"prerelease","version":"v3.0.0-rc.1"},{"url":"https://github.com/evolus/pencil/releases/tag/v3.0.0-beta.2","date":"2016-06-10T11:25:26Z","type":"prerelease","version":"v3.0.0-beta.2"},{"url":"https://github.com/evolus/pencil/releases/tag/v3.0.0-beta.1","date":"2016-06-03T14:37:26Z","type":"prerelease","version":"v3.0.0-beta.1"}]` |
| reliability.status_page | yes | - |
| security.gdpr | yes | - |
| security.scorecard | - | 2.2 |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fevolus%2Fpencil&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Wireframing)

| Capability | Justinmind | Pencil Project |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Architecture model | Desktop local application | Desktop local application |
| Enforced low fidelity sketch rendering aesthetic | ✗ | - |
| Pre built ios android web UI component library | ✓ | ✓ |
| AI generation from text prompts or napkin sketches | - | - |
| Drag and drop click through user flow linking | ✓ | ✓ |
| Real time multiplayer crdt cursor sync | ✓ | - |
| Confluence and jira native iframe embedding | ✓ | - |
| Export to high fidelity tools figma sketch | ✓ | - |
| Click heatmap and basic usability testing integration | ✓ | - |
| Offline editing mode | - | ✓ |
| SOC2 type ii | - | - |
| ISO 27001 | - | - |
| Pricing model | Per editor seat monthly | - |

*Source: vioscaleAI. Generated 2026-10-16T20:54:40.715Z. "-" = undocumented, not absent.*