Non Software 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.

20/20 Tax Resolution

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500 Startups

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Abreu Online

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Achmea

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ADA Location Nantes

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ADEX International

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Agoda

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AICPA

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AICPA

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Allbirds

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Alliance-Résaux

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Aluguel Temporada

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Amplifon

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Antwerp Hotel Association

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Astralis

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ATEL HOTELS

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Atrápalo

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AXA

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Bakuun.com

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BBC News

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Beardbrand

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Bedandbreakfast.eu

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Belfort Hotels Bruges

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BeMate

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Berenschot

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Bestow

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Betts Recruiting

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bidroom.com

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Biz4zib

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Blue Ocean

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Bookabach

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Bookassist

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Booked.net

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Bookit

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Bookunited.com

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BOVO Studio

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Broadcom

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Brussels Booking Desk

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Built for Mars

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Buyer

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Capital GES

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Carnival

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Case-Mate

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Caser Seguros

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CharmantHotel

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Ciber Global

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Citybase Apartments

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Citybreak Enterprise

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