Comparison

Fastly Image Optimizer vs Thumbor

On the evidence we track, Fastly Image Optimizer leads this comparison with a composite score of 65/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsMarkdownJSONGraphQLAll open, no key required.
Fastly Image Optimizer65
Thumbor56
Score
vioscaleAI score
Fastly Image Optimizer65 / 100low · 38%
Thumbor56 / 100low · 49%
Pricing
Free tier
Fastly Image Optimizer
Thumbor
Model
Fastly Image Optimizerfreemium
Price level
Fastly Image Optimizerlow
Thumborfree
Transparent
Fastly Image Optimizer
Thumbor
Security
Gdpr
Fastly Image Optimizer
Thumbor
Scorecard
Fastly Image Optimizer
Thumbor6.9
Trust center
Fastly Image Optimizerhttps://www.fastly.com/trust
Thumbor
Adoption
Dependent repos
Fastly Image Optimizer
Thumbor106
Github stars
Fastly Image Optimizer
Thumbor10,517
Activity
Commits last 30d
Fastly Image Optimizer
Thumbor32
Release
Cadence days
Fastly Image Optimizer
Thumbor22
History
Fastly Image Optimizer
Thumbor20 items
License
Spdx
Fastly Image Optimizer
ThumborMIT
Language
Primary
Fastly Image Optimizer
ThumborPython
Market
Availability
Thumbor
Content
Faq
Fastly Image Optimizer6 items
Thumbor3 items

Capabilities

Feature-by-feature on the axes that matter for image optimization. “-” means undocumented, not absent.

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

What each one is

The product in its own terms, so the numbers below have context.

Fastly Image Optimizer

Leader

An edge-based image optimization service that automatically resizes, transforms, and caches images in real-time to improve page load times and user experience across different devices and browsers.

Independently observed

Thumbor

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.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Fastly Image Optimizer

Leader
Usage-basedFree tier

Free tier (100,000 image requests/month) + usage-based pricing from $0.015–$0.50 per 10,000 requests

  • Free + Pay-as-you-goFree
as of verify ↗

Thumbor

Open sourceFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Fastly Image Optimizer
Thumbor
Deployment
Cloud / SaaS
Fastly Image Optimizer
Thumbor
Still deciding?

Fastly Image Optimizer or Thumbor: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.