CRM 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.

Mulberry Garden - SpinOffice CRM

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MyDigi

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NationBuilder Nexus

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Neon

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Neon One

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NetHunt CRM

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Netric

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Nexj

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Nimble

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noCRM

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noCRM.io

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Nutshell CRM

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Ofisim

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OneHash

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OneLocal ContactHub

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OneLocal ReferralMagic

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OnePageCRM

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OnSite CRM

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OpenCRM

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OpenERP

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Oracle CX

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OroCRM

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Outseta

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Overloop CRM

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Peepl

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Pegasystems

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PeopleVine

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PerfectViewcrm.nl

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PersistIQ

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Personify

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PipelineDeals

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PipelineManager

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Pipeliner

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Planner Dale

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PlayMaker CRM

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Plutio

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Pobuca Connect

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Powrbot

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ProAgentWebsites.com

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ProfiCRM

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Propeller CRM

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Propeller CRM

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ProphetCRM

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Prospect.io

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Prosperworks

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PulseM

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QuickDesk

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RADAR software

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