# ImageKit vs Thumbor

**Leader by vioscaleAI score:** ImageKit

| Attribute | ImageKit | Thumbor |
|---|---|---|
| **vioscaleAI score** | 78.3 (76% (high)) | 57 (49% (low)) |
| activity.commits_last_30d | - | 65 |
| adoption.dependent_repos | - | 106 |
| adoption.github_stars | - | 10,521 |
| content.faq | - | `[{"answer":"Thumbor is an open-source image processing service that automatically optimizes images on-demand using smart face detection. It supports dynamic cropping, resizing, format conversion (including WebP), and image filters to improve website performance and reduce file sizes. It is indexed under Image Optimization.","source":"https://www.thumbor.org","question":"What is Thumbor?","confidence":0.6},{"answer":"Thumbor 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://www.thumbor.org","question":"Is Thumbor free to use?","confidence":0.6},{"answer":"Yes. Thumbor 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/thumbor/thumbor","question":"Is Thumbor open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true}` | `{"on_prem":true,"self_hosted":true}` |
| description.long | A unified service for real-time image and video processing, transformation, and delivery at scale. It provides URL-based APIs for media optimization, an AI-powered digital asset management system, and integrations with existing CDNs and storage solutions. | An HTTP server that processes images on-the-fly, enabling cropping, resizing, filtering, and optimization with AI-powered intelligent detection to automatically focus on relevant content like faces and features. |
| features.capabilities | `{"iso_27001":true,"soc2_type_ii":true,"pricing_model":"freemium_basic","architecture_model":"managed_cloud_api_cdn","ai_smart_crop_face_detection_centering":true,"global_cdn_edge_delivery_network_included":true,"watermarking_and_text_overlay_via_url_api":true,"video_transcoding_and_gif_to_mp4_conversion":true,"on_the_fly_url_parameter_resizing_and_cropping":true,"auto_webp_avif_format_negotiation_via_browser_headers":true}` | `{"ai_smart_crop_face_detection_centering":true,"on_the_fly_url_parameter_resizing_and_cropping":true,"lossless_and_perceptual_lossy_compression_algorithms":true}` |
| integrations.count | 20 | - |
| integrations.list | `[{"name":"Next.js","native":true},{"name":"Astro","native":true},{"name":"Node.js","native":true},{"name":"Go","native":true},{"name":"Contentful","native":true,"category":"cms"},{"name":"Sanity","native":true,"category":"cms"},{"name":"Strapi","native":true,"category":"cms"},{"name":"Magento","native":true,"category":"ecommerce"},{"name":"Netlify","native":true},{"name":"AWS S3","native":true,"category":"storage","direction":"bidirectional"},{"name":"Google Cloud Storage","native":true,"category":"storage","direction":"bidirectional"},{"name":"Azure Blob Storage","native":true,"category":"storage","direction":"bidirectional"}]` | - |
| language.primary | - | Python |
| license.spdx | - | MIT |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"ios":true,"web":true,"android":true}` | `{"cli":true,"linux":true}` |
| pricing | `{"type":"freemium","plans":[{"free":true,"name":"Forever Free","summary":"Free with usage limits","features":["image delivery","video processing","AI features","cache purging"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"bandwidth":"~1 million images/month","ai_extensions":"65 background removals or 650 image tags/month","video_processing":"500 seconds SD or 250 seconds HD/month"}},{"free":false,"name":"Pro","summary":"$9/month plus metered overages","features":["unlimited transformations","automatic AVIF optimization","phone and Slack support","custom SLAs","5 user logins"],"commitment":"monthly","components":[{"kind":"fixed","amount":9,"period":"month","currency":"USD"},{"per":{"qty":1,"unit":"GB"},"kind":"metered","amount":0.5,"currency":"USD"},{"per":{"qty":1,"unit":"GB"},"kind":"metered","amount":0.1,"currency":"USD"},{"kind":"per_unit","unit":"additional user","amount":9,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"storage":"~30,000 files","bandwidth":"~2 million images or 2000 minutes HD video/month","ai_extensions":"400 background removals or 4000 image tags/month","video_processing":"5000 seconds SD or 2500 seconds HD/month"}}],"summary":"Free tier available. Paid plans from $9/month with transparent metered overages for bandwidth and storage.","currency":"USD","freeTier":true,"sourceUrl":"https://imagekit.io/plans/","retrievedAt":"2026-09-16T15:30:46.544Z","startingPrice":{"amount":9,"period":"month","currency":"USD"},"billingPeriods":["month"]}` | `{"type":"open_source","sourceUrl":"https://www.thumbor.org","retrievedAt":"2026-10-07T15:27:50.590Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | open_source |
| pricing.price_level | low | free |
| pricing.starting_price | `{"amount":9,"currency":"USD"}` | - |
| pricing.transparent | yes | - |
| release.cadence_days | - | 22 |
| release.history | - | `[{"url":"https://github.com/thumbor/thumbor/releases/tag/7.8.0","date":"2026-05-30T23:26:33Z","type":"stable","version":"7.8.0"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.7.7","date":"2025-05-15T16:32:04Z","type":"stable","version":"7.7.7"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.7.6","date":"2025-05-09T19:10:00Z","type":"stable","version":"7.7.6"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.7.5","date":"2025-04-05T01:12:04Z","type":"stable","version":"7.7.5"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.7.4","date":"2024-03-04T20:46:54Z","type":"stable","version":"7.7.4"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.7.3","date":"2024-01-09T13:27:32Z","type":"stable","version":"7.7.3"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.7.2","date":"2023-12-05T17:14:35Z","type":"stable","version":"7.7.2"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.7.1","date":"2023-11-08T20:51:20Z","type":"stable","version":"7.7.1"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.7.0","date":"2023-10-31T13:14:10Z","type":"stable","version":"7.7.0"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.6.0","date":"2023-10-09T12:42:45Z","type":"stable","version":"7.6.0"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.5.2","date":"2023-07-07T06:29:27Z","type":"stable","version":"7.5.2"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.5.1","date":"2023-06-20T20:43:21Z","type":"stable","version":"7.5.1"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.5.0","date":"2023-05-29T04:22:19Z","type":"stable","version":"7.5.0"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.4.7","date":"2023-01-31T12:52:29Z","type":"stable","version":"7.4.7"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.4.6","date":"2023-01-27T00:44:43Z","type":"stable","version":"7.4.6"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.4.5","date":"2023-01-27T00:43:25Z","type":"stable","version":"7.4.5"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.4.4","date":"2023-01-06T17:02:57Z","type":"stable","version":"7.4.4"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.4.3","date":"2023-01-04T20:30:03Z","type":"stable","version":"7.4.3"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.4.2","date":"2022-12-21T20:55:57Z","type":"stable","version":"7.4.2"},{"url":"https://github.com/thumbor/thumbor/releases/tag/7.4.1","date":"2022-12-22T10:26:03Z","type":"stable","version":"7.4.1"}]` |
| security.certifications | `[{"name":"ISO 27001","status":"active","auditor":"independent third-party accreditation body","evidenceUrl":"https://imagekit.io/security-and-trust"},{"name":"SOC 2 Type II","level":"Type II","status":"active","auditor":"independent third-party auditors","evidenceUrl":"https://imagekit.io/security-and-trust"}]` | - |
| security.gdpr | yes | - |
| security.iso27001 | yes | - |
| security.scorecard | - | 6.4 |
| security.soc2 | yes | - |
| security.trust_center | https://imagekit.io/security-and-trust | - |
| security.vulnerabilities | - | `{"count":6,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=thumbor&per_page=100","last_12m":6,"max_severity":"HIGH"}` |

## Capabilities (Image Optimization)

| Capability | ImageKit | Thumbor |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Architecture model | Managed cloud API CDN | - |
| On the fly URL parameter resizing and cropping | ✓ | ✓ |
| Auto webp avif format negotiation via browser headers | ✓ | - |
| AI smart crop face detection centering | ✓ | ✓ |
| Lossless and perceptual lossy compression algorithms | - | ✓ |
| Global CDN edge delivery network included | ✓ | - |
| Watermarking and text overlay via URL API | ✓ | - |
| Video transcoding and gif to mp4 conversion | ✓ | - |
| Svg sanitization and optimization | - | - |
| Dashboard analytics for bandwidth cache hit ratio | - | - |
| SOC2 type ii | ✓ | - |
| ISO 27001 | ✓ | - |
| Pricing model | Freemium basic | - |

*Source: vioscaleAI. Generated 2026-10-27T11:53:00.675Z. "-" = undocumented, not absent.*