Technology answer

SimpleSAMLphp

421

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

Hosts: 1,310 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

No published series

421 companies is under the publication floor of 1,000, and the fixed panel anchored at 31 Dec 2020 carries 229 of them. A monthly line drawn off that many observations would be noise at the same weight as a line off millions, so this page states the count and its date and publishes no series.

First discovered 5 Oct 2023, last discovered 10 Sept 2026.

Both denominators, and a third

Shares of the same 421each 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

0.02%

companies running anything in Single sign-on and identity providers

26,235

1.6%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, SimpleSAMLphp is rank 5 of 15 technologies in Single sign-on and identity providers.

Open as a segment

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

/companies/tech-simplesamlphp

Open the segment

Catalogue record

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

An open‑source PHP package for SAML/OIDC single sign‑on.

SimpleSAMLphp is an open‑source application that implements SAML and OpenID Connect for identity provider and service provider roles. It is maintained by the SimpleSAMLphp project and is used by organizations to enable federated SSO.

Kindproduct

VendorSimpleSAMLphp Project, simplesamlphp.org

PathSecurity and Identity > Authentication and Identity > Single sign-on and identity providers

Slugsimplesamlphp

Deploymentself-hosted

Pricingfree

Open sourceyes

First discovered2023-10-05

Last discovered2026-09-10

Taxonomy releasetax-2026.10

One click under this answer

Subcategory answerSingle sign-on and identity providersCompanies running anything in Single sign-on and identity providers, 26,235 of 54,527,857 in the index, and the technologies ranked in it.Category answerAuthentication and IdentityThe category above this one, with its subcategories and the companies in each.CatalogueAll 8,177 technologiesRanked by the companies running them, with the publication gate named and the long tail drawn.