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Best SignServer Alternatives in 2026

Updated

20 platforms from code signing software ranked against SignServer on the same published basis.

  1. 2
    SignPath Free plan apiLinuxMacself-hostedWeb Free7.3
    SignServer vs SignPath
  2. 3
    AWS Signer Free plan apiLinuxMacWebWin Free7.2
    SignServer vs AWS Signer
  3. 4
    Cosign Free plan LinuxMacself-hostedWin Free7.1
    SignServer vs Cosign
  4. 5
    Sigstore Free plan apiLinuxMacself-hostedWin Free7.1
    SignServer vs Sigstore
  5. 6
    Keyfactor Platform Free trial apiself-hostedWeb 7.0
    SignServer vs Keyfactor Platform
  6. 7
    SignPath Foundation Free plan apiWeb Free7.0
    SignServer vs SignPath Foundation
  7. 8
    DigiCert Software Trust Manager apiLinuxMacWebWin 6.8
    SignServer vs DigiCert Software Trust Manager
  8. 9
    LAAVAT PKI and Signing Platform Free trial apiself-hostedWeb 6.7
    SignServer vs LAAVAT PKI and Signing Platform
  9. 10
    Red Hat Trusted Artifact Signer LinuxMacself-hostedWebWin 6.7
    SignServer vs Red Hat Trusted Artifact Signer
  10. 11
    SSL.com Certificate Lifecycle Management apiWeb 6.5
    SignServer vs SSL.com Certificate Lifecycle Management
  11. 12
    Bamboo Deploy apiLinuxMacWebWin $15/mo6.4
    SignServer vs Bamboo Deploy
  12. 13
    ComSignTrust Secure Code Signing Platform (ASCS) apiWeb 6.4
    SignServer vs ComSignTrust Secure Code Signing Platform (ASCS)
  13. 14
    GoGetSSL Cloud Code Signing MacWebWin $35.42/mo6.2
    SignServer vs GoGetSSL Cloud Code Signing
  14. 15
    Signo apiLinuxself-hosted 6.2
    SignServer vs Signo
  15. 16
    Code Signing Key Management Server (CSKMS) self-hosted 6.1
    SignServer vs Code Signing Key Management Server (CSKMS)
  16. 17
    Notation WinMacLinux 5.9
    SignServer vs Notation
  17. 18
    Aujas Automated Code Signing Platform Web 5.8
    SignServer vs Aujas Automated Code Signing Platform
  18. 19
    OpenPubkey WinMacLinux 5.8
    SignServer vs OpenPubkey
  19. 20
    The Update Framework 5.8
    SignServer vs The Update Framework
  20. 21
    CodeLocker 5.7
    SignServer vs CodeLocker

SignServer alternatives compared

#PlatformScoreFree planFromRuns on
2SignPath7.3Free planFreeAPI, Linux, Mac, self-hosted, Web, Windows
3AWS Signer7.2Free planFreeAPI, Linux, Mac, Web, Windows
4Cosign7.1Free planFreeLinux, Mac, self-hosted, Windows
5Sigstore7.1Free planFreeAPI, Linux, Mac, self-hosted, Windows
6Keyfactor Platform7.0No—API, self-hosted, Web
7SignPath Foundation7.0Free planFreeAPI, Web
8DigiCert Software Trust Manager6.8No—API, Linux, Mac, Web, Windows
9LAAVAT PKI and Signing Platform6.7No—API, self-hosted, Web
10Red Hat Trusted Artifact Signer6.7No—Linux, Mac, self-hosted, Web, Windows
11SSL.com Certificate Lifecycle Management6.5No—API, Web
12Bamboo Deploy6.4No$15/moAPI, Linux, Mac, Web, Windows
13ComSignTrust Secure Code Signing Platform (ASCS)6.4No—API, Web
14GoGetSSL Cloud Code Signing6.2No$35.42/moMac, Web, Windows
15Signo6.2No—API, Linux, self-hosted
16Code Signing Key Management Server (CSKMS)6.1No—self-hosted
17Notation5.9No—Windows, Mac, Linux
18Aujas Automated Code Signing Platform5.8No—Web
19OpenPubkey5.8No—Windows, Mac, Linux
20The Update Framework5.8No——
21CodeLocker5.7No——
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Questions about SignServer alternatives

What is the best alternative to SignServer?

SignPath, number 2 in code signing software with a score of 7.3 out of 10. The others here: AWS Signer, Cosign, Sigstore and 16 more.

What is the best free alternative to SignServer?

SignPath is the best-ranked alternative with a free plan. 5 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.