Experiment variation types

Every variation type, at the edge.

Conversion Workers supports multiple experiment variation types — all delivered at the edge. This lets you test everything from small UI tweaks to full platform migrations, without flicker, performance penalties, or technical debt.

Control JS CSS HTML Mixed Redirect Rewrite File swap
Foundation

Control variations

Explicit control groups with guaranteed tracking and attribution.

  • Explicit assignment
  • Always-on tracking
  • Clean analytics
Injections

JavaScript variations

Edge-injected JavaScript without vendor bloat or flicker.

  • UI interactions
  • Feature toggles
  • Analytics logic
Injections

CSS variations

Fast, safe visual testing with zero JavaScript execution.

  • Layout & spacing
  • Typography & colour
  • Responsive design
Injections

HTML variations

Rewrite page structure before it reaches the browser.

  • Section reordering
  • Component injection
  • Content experiments
Composite

Mixed variations

Combine JS, CSS and HTML into one consistent experience.

  • No race conditions
  • Atomic delivery
  • Complex experiments
Redirects

Redirect variations

Network-level redirects with zero latency and full attribution.

  • Landing pages
  • Funnels
  • Campaigns
Swaps

Rewrite variations

Serve an entirely different backend or page on the same URL.

  • Server-side swaps
  • Replatforming
  • Risk-free rollouts
Swaps

File swaps

Swap individual files or assets at the edge during experiments.

  • Images
  • CSS files
  • JavaScript bundles
Governance

No-code to full-code

Run experiments at the right level for every team.

  • No-code & low-code
  • Developer control
  • Enterprise governance

See these variations on your site

Book a demo and we'll show the variation types that fit your stack, live on a test stream of your traffic.