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Tools · Identity · Alternatives

Clerk alternatives

As of 4 November 2026, 40 identity are named by companies instead of Clerk: Active Directory by 8,045 companies, Microsoft Entra ID by 6,276, OAuth by 4,173.

As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Clerk, companies in postings
30
Most used alternative
Active Directory · 8,045
Fastest hiring, 90 days
Active Directory
Alternatives ranked
40
Catalogue
T-1.0.1-prov
01Ranked by evidence

Identity companies choose instead of Clerk

Companies naming each tool in their own postings, and postings in the last 90 days. Bars are relative to the category leader.

#AlternativeCompaniescompaniesvs Clerkpostings, 90 dCompare
1
Active DirectoryMicrosoft
8,04526817%20,501soon
2
Microsoft Entra IDMicrosoft
6,27620920%16,203soon
3
OAuthIETF
4,17313910%10,994soon
4
OpenID ConnectOpenID Foundation
2,6348780%6,510soon
5
SAMLOASIS
2,3097697%5,573soon
6
JSON Web TokenIETF
1,7525840%3,904soon
7
OktaOkta
1,6565520%4,378soon
8
LDAPIETF
1,3984660%3,859soon
9
SCIMIETF
8442813%1,707soon
10
KeycloakRed Hat
5581860%1,144soon
11
KerberosMIT
4511503%905soon
12
RADIUSIETF
3791263%935soon
13
Auth0Okta
3471157%653soon
14
AWS IAMAmazon Web Services
3421140%815soon
15
Ping IdentityPing Identity
281937%974soon
16
Amazon CognitoAmazon Web Services
278927%500soon
17
Active Directory Federation ServicesMicrosoft
246820%595soon
18
SAP Identity Authentication ServiceSAP
239797%646soon
19
Microsoft Entra ConnectMicrosoft
217723%452soon
20
RSA SecurIDRSA Security
204680%464soon
21
FIDO2FIDO Alliance
198660%457soon
22
TACACS+Cisco
189630%404soon
23
AWS OrganizationsAmazon
172573%299soon
24
Cisco DuoCisco
156520%307soon
25
Azure Managed IdentityMicrosoft
154513%323soon
26
JumpCloudJumpCloud
152507%230soon
27
PasskeysFIDO Alliance
138460%242soon
28
WebAuthnW3C
114380%240soon
29
ForgeRockPing Identity
108360%342soon
30
Google Cloud IdentityGoogle
93310%263soon
31
SPIFFECNCF
79263%202soon
32
PingFederatePing Identity
63210%193soon
33
OpenStack KeystoneOpenInfra Foundation
56187%113soon
34
Azure AD B2CMicrosoft
52173%123soon
35
CA SiteMinderBroadcom
51170%115soon
36
FreeIPARed Hat
49163%91soon
37
OneLoginOne Identity
41137%48soon
38
IdentityServerDuende Software
40133%71soon
39
Microsoft AuthenticatorMicrosoft
40133%157soon
40
OpenLDAPOpenLDAP Foundation
40133%99soon
34,614 companies name a identity in their postings.

Filter on any of them, or on Clerk users who also name an alternative, and open the person who owns the stack.

Get the full list Watch this category

Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.

Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

40 identity are named by companies instead of Clerk: Active Directory by 8,045 companies, Microsoft Entra ID by 6,276, OAuth by 4,173, measured from their own job postings. (Breaknorm, 4 November 2026, https://breaknorm.co/tools/clerk/alternatives)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • RankingCompanies whose own postings name the tool as the team's system, from the Breaknorm technology catalogue T-1.0.1-prov. Editions are folded into their parent product.
  • 90-day postingsOpen postings first seen or posted in the last 90 days that name the tool.
  • Not includedRatings, prices, feature claims, sponsored positions.
FAQ

Clerk alternatives: questions

What is the most used alternative to Clerk?

Active Directory: 8,045 companies name it in their own job postings, against 30 for Clerk.

How is this list ranked?

By the number of companies whose own postings name the tool as the team's system (Breaknorm technology catalogue T-1.0.1-prov), then by postings in the last 90 days. No ratings, no vendor input, no sponsored positions.

Does this say which is better?

No. It says who uses what, by company size, industry and country, so you can see which tools companies like yours choose. For features and prices, read the vendors.

Can I get the companies on any of these?

Yes: click the tool, see the first 20 companies, and sign up for the full list with verified e-mails. Counting is free.

Companies and people

Get these companies your way

The same data as a search, over MCP and the API, as bulk files, or pushed to you as it changes.

SearchCompany searchFilter on what a company actually does→SearchPeople searchDecision makers, normalized and verified→MCP and APICompanies over MCP and APICount, search and export from your agent→DatasetCompany and People datasetThe whole market in your warehouse→DataCoverage by countryCheck your market before you start→SearchLocal businessesThe same database, by category and city→

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