Optimization Personalization And Testing APIs

Popular first highlights editorial picks, then ranks providers by monthly downloads of their official SDKs on npm and PyPI (measured 2026-10-18). Others follow A–Z.

Ethnio

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etracker Targeting Suite

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ExitIntel

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ExitMonitor

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Eyequant

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EyesDecide

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ezoic

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FengGUI

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Freespee

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Fresh Relevance

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FunnelEnvy

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Gated Content

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Giftd

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GrooveJar

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GrowthGiant

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HiConversion

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Hushly

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Idio

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Improvely

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Insider

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Intellimize

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Intempt Technologies

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Jetlore

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Justuno

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Kameleoon

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Karooya

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Knak

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Knexus

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Lander

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Landingi

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Launchrock

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Leadpages

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Leanplum

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LetReach

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LeveragePoint

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Lifecycle

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LiftIgniter

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Load Focus

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LoadImpact

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Logic Hop

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Loop11

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MarketingOptimizer

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Maxymizely

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Monetate

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Nelio

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Netmining

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NewzMate

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Northpage

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Counts reflect unique named profiles assigned to this category. Documentation and integration details vary by provider.