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NextAuth.js

1,850

companies run it, <0.01% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 3,798 live hosts run it, of 191,809,695 hosts in the index, <0.01%. A host is a website, not a company.

Companies by month

Companies, monthly, on the fixed panel of sites crawled since 2020of 54,527,857 in the indexlanding 12 Sept 2026

1,850 at Sept 26; 1,654 twelve months earlier, +196, +11.9% on the fixed panel; the series starts January 2021 because the panel is anchored at 31 Dec 2020

The 69 numbers in this chart
MonthCompaniesObserved on the panel
2021-0100
2021-0200
2021-0300
2021-0400
2021-0500
2021-0600
2021-0700
2021-0800
2021-0900
2021-1000
2021-1100
2021-1200
2022-0100
2022-0200
2022-0300
2022-0400
2022-0500
2022-0600
2022-0700
2022-0800
2022-0900
2022-1000
2022-1100
2022-1200
2023-0100
2023-0200
2023-0300
2023-04withheld0
2023-05withheld0
2023-06withheld0
2023-07withheld0
2023-08withheld0
2023-09withheld0
2023-10205
2023-11236
2023-12267
2024-01287
2024-02318
2024-03379
2024-044211
2024-054211
2024-064512
2024-074712
2024-084913
2024-095815
2024-1017144
2024-1130779
2024-12439113
2025-01575148
2025-02710182
2025-03845217
2025-04978251
2025-051,110285
2025-061,247320
2025-071,383355
2025-081,520390
2025-091,654424
2025-101,782457
2025-111,806463
2025-121,807464
2026-011,812465
2026-021,822467
2026-031,834470
2026-041,838471
2026-051,841472
2026-061,847474
2026-071,847474
2026-081,849474
2026-091,850475

Both denominators, and a third

Shares of the same 1,850each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
<0.01%
companies running anything in Authentication and Identity
2,209,246
0.08%
companies running anything in Authentication APIs and SDKs
22,239
8.3%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, NextAuth.js is rank 2 of 11 technologies in Authentication APIs and SDKs.

Open as a segment

1,850 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-nextauth-js

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

Open-source authentication library for Next.js and Node.js apps.

NextAuth.js (part of Auth.js) provides sign-in, sessions, and providers for Next.js and other Node frameworks. Developers use it to add OAuth and email/password authentication without a hosted service.

Kindlibrary
VendorAuth.js, authjs.dev
Slugnextauth-js
Deploymentself-hosted
Pricingfree
Open sourceyes
First discovered2023-10-06
Last discovered2026-09-10
Taxonomy releasetax-2026.10