Appian Product
Appian Platform (self-managed)
Appian Platform (self-managed) is an Appian product filed under Application Development Software. Lifecycle: versioned, 9 versions listed, latest 26.9 (25 Sep 2026).
Releases and Lifecycle
All Appian productsRelease and support dates as published by Appian; dates within the next 12 months are highlighted, past dates dimmed. Retrieved 2026-10-14.
Appian Platform (self-managed) 9 versions
| Version | Released | End of standard support | End of extended support | Source |
|---|---|---|---|---|
| 26.9Self-Managed SupportProfessional and Signature Success Plans: comprehensive security fixes and defect remediation through the standard date, critical security updates through the extended date. Foundation Success Plan: 2027-09-25 and 2028-03-25. | [2] | |||
| 26.6Self-Managed SupportProfessional and Signature Success Plans: comprehensive security fixes and defect remediation through the standard date, critical security updates through the extended date. Foundation Success Plan: 2027-06-26 and 2027-12-26. | [2] | |||
| 26.3Self-Managed SupportProfessional and Signature Success Plans: comprehensive security fixes and defect remediation through the standard date, critical security updates through the extended date. Foundation Success Plan: 2027-03-27 and 2027-09-27. | [2] | |||
| 25.4Self-Managed SupportProfessional and Signature Success Plans: comprehensive security fixes and defect remediation through the standard date, critical security updates through the extended date. Foundation Success Plan: 2026-11-14 and 2027-05-14. | [2] | |||
| 25.3Self-Managed SupportProfessional and Signature Success Plans: comprehensive security fixes and defect remediation through the standard date, critical security updates through the extended date. Foundation Success Plan: 2026-08-15 and 2027-02-15. | [2] | |||
| 25.2Self-Managed SupportProfessional and Signature Success Plans: comprehensive security fixes and defect remediation through the standard date, critical security updates through the extended date. Foundation Success Plan: 2026-05-23 and 2026-11-23. | [2] | |||
| 25.1Self-Managed SupportProfessional and Signature Success Plans: comprehensive security fixes and defect remediation through the standard date, critical security updates through the extended date. Foundation Success Plan: 2026-02-28 and 2026-08-28. | [2] | |||
| 24.4Self-Managed SupportProfessional and Signature Success Plans: comprehensive security fixes and defect remediation through the standard date, critical security updates through the extended date. | [2] | |||
| 24.3Self-Managed SupportProfessional and Signature Success Plans: comprehensive security fixes and defect remediation through the standard date, critical security updates through the extended date. | [2] |
Lifecycle Policy
- Self-Managed Support. Self-managed releases are issued quarterly, and the periods of security fixes and defect remediation depend on the customer's Success Plan. [2]
Sources 1
- Self-Managed Support retrieved 2026-10-14