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1. Introduction
2. Version 2025 R2.04
2.1. Customer Support now on Ansys Customer Support Space
3. Version 2025 R2.02
3.1. Improved Typing for Action Pins and Object Nodes
3.2. Attack Path Heatmap Support
3.3. Update Element IDs When Copying in FTA or Attack Tree Diagrams
3.4. NPRD/EPRD Reliability Database Update
3.5. Extended DOORS NG Authentication
3.6. DOORS Export and Push Updates Features
4. Version 2025 R2
4.1. Importing and Exporting DOORS Requirements
4.2. FTA Improvements
4.3. Improvements in FMEA and FMEDA Worksheets
4.4. SAM Enterprise License
4.5. Scripting Improvements
4.6. M2Doc Improvements
4.7. Ansys Unified Product Installer
5. Version 2025 R1.01
5.1. Improvements for FMEA Handling
5.2. Open Named Project Versions from Earlier Tool Versions
6. Version 2025 R1
6.1. Improvements to FMEA Handling
6.2. Improvements to FTA Handling
6.3. Improvements to BOM Import
6.4. Scripting Improvements
6.5. Improvements to M2Doc Reporting
6.6. Removed Features
7. Version 2024 R2.02
8. Version 2024 R2.01
8.1. Working Offline
9. Version 2024 R2
9.1. Shared Web Licensing
9.2. Codebeamer SSO Support
9.3. Problems View for Collaboration Projects
9.4. Improved Collaboration Support
9.5. Import of Diagrams from FaultTree+
9.6. Improvements to Imports from Cameo (MagicDraw)
9.7. Online Help
9.8. Deprecated Features
10. Version 2024 R1
10.1. Scripting in medini analyze
10.2. Updates to the M2Doc Integration
11. Version 2023 R2.1
11.1. DFMEA
11.2. FTA
11.3. Collaboration Platform
11.4. Beta Feature: Import SysML v2 Models from Ansys System Architecture Modeler
12. Version 2023 R2
12.1. Table Editor Extensions
12.2. Misc Improvements
13. Version 2023 R1.1
14. Version 2023 R1
14.1. General Enhancements
14.2. FTA and RBD
14.3. Requirement Adapter Improvements
14.4. Enhancement of SysML Model Importers
14.5. Misc
15. Version 2022 R2.1
16. Version 2022 R2
16.1. FMEA
16.2. FTA
16.3. Modeling Extensions
16.4. Miscellaneous
17. Version 2022 R1.1
18. Version 2021 R2.2
19. Version 2021 R1.2
20. Version 2022 R1
20.1. Digital Safety Manager (DSM)
20.2. FTA
20.3. FME(D)A
20.4. SysML Modeling
20.5. Miscellaneous
21. Version 2021 R2.1
22. Version 2021 R2
22.1. Safety Management
22.2. Reliability Block Diagrams (RBD)
22.3. FTA
22.4. Cybersecurity
22.5. Failure Net & Reliability
22.6. Integrations
22.7. Miscellaneous
23. Version 2021 R1.1
24. Version 2021 R1
24.1. System Weakness Analysis & FMEA
24.2. Reliability
24.3. FTA
24.4. Cybersecurity
24.5. Integrations
24.6. Miscellaneous
25. Version 2020 R2.1
26. Version 2019 R2.4
27. Version 2020 R2
27.1. Safety & Cybersecurity Analysis
27.2. Tool Integrations
27.3. Miscellaneous
28. Version 2020 R1.1
29. Version 2020 R1
29.1. Cybersecurity Analysis
29.2. SOTIF Extensions
29.3. Aerospace
29.4. Miscellaneous
30. Version 2019 R3.1
31. Version 2019 R2.3
32. Version 2019 R3
32.1. Industrial Profile for IEC61508
32.2. Reliability Handbook GJB/Z 299C
32.3. Integrations
32.4. Miscellaneous
33. Version 2019 R2.2
34. Version 2019 R2.1
35. Version 2019 R2
35.1. Safety Analyses
35.2. Failure Rate Prediction
35.3. Integrations
35.4. Semiconductors / FMEDA
35.5. Miscellaneous
36. Version 2019 R1.1
37. Version 2019 R1
37.1. Setup / Installation
37.2. Hazard Analysis Support
37.3. Fault Tree Analysis
37.4. Failure Rate Prediction
37.5. System and Function Modeling
37.6. Integrations
37.7. Semiconductors / FMEDA
37.8. Scripting
37.9. Miscellaneous
38. Version 19.2.1
39. Version 19.2.0
39.1. FMEDA Improvements
39.2. Enhancements for Semiconductors
39.3. Integrations
39.4. Miscellaneous
40. Version 19.1.1
41. Version 19.1.0
41.1. Tool Integrations
41.2. HAZOP Support
41.3. Safety Domains
41.4. FMEA Improvements
41.5. Miscellaneous
42. Version 19.0.1
43. Version 19.0
43.1. Safety Domain Profiles
43.2. FMEA Improvements
43.3. Tool Integrations
43.4. Miscellaneous
44. Version 18.2.3
44.1. Mission Profile Extension
44.2. FTA
45. Version 18.2.2
46. Version 18.2.1
47. Version 18.2
47.1. Transient Failure Support
47.2. SCADE Architect Integration
47.3. Safety Requirement Integration Extensions
47.4. Miscellaneous
48. Version 18.1.2
49. Version 18.1.1
50. Version 18.1
50.1. Semiconductor Support
50.2. Reliability Enhancements
50.3. HARA Improvements
50.4. Miscellaneous
50.5. Experimental
51. Version 18.0
52. Version 4.0.0
52.1. Reliability extensions
52.2. FME(D)A feature enhancements
52.3. Integrations, Import and Export
52.4. Miscellaneous
53. Version 3.4.4
54. Version 3.4.3
55. Version 3.4.2
56. Version 3.4.1
57. Version 3.4.0
57.1. Improved FTA modeling
57.2. Extended quantitative FTA evaluations
57.3. Miscellaneous
58. Version 3.3.6
59. Version 3.3.5
60. Version 3.3.4
61. Version 3.3.3
62. Version 3.3.2
63. Version 3.3.1
64. Version 3.3.0
64.1. FME(D)A related features
64.2. FIDES guide for failure rate prediction
65. Version 3.2.4
65.1. PTC Integrity Adapter Extensions
65.2. Diagnostic Coverage Analysis (FMEDA)
66. Version 3.2.3
67. Version 3.2.2
68. Version 3.2.1
69. Version 3.2.0
69.1. Compare / Merge
69.2. Requirements
69.3. Project Handling
69.4. FTA
69.5. Dependency View
69.6. Hazard Analysis and Risk Assessment
69.7. Miscellaneous
70. Version 3.1.4
71. Version 3.1.3
71.1. Miscellaneous
72. Version 3.1.2
72.1. Miscellaneous
73. Version 3.1.1
74. Version 3.1.0
74.1. System Design
74.2. Hazard Analysis and Risk Assessment
74.3. Import From 3rd Party Tools
74.4. Task Management
74.5. Scripting
74.6. Miscellaneous
75. Version 3.0.7
76. Version 3.0.6
77. Version 3.0.5
78. Version 3.0.4
79. Version 3.0.3
80. Version 3.0.2
81. Version 3.0.1
81.1. Improved Rhapsody Import
82. Version 3.0.0
82.1. Function and Activity Modelling
82.2. Extended failure modelling
82.3. Improved FME(D)A
82.4. Other Features and Usability Improvements
82.5. Customization
83. Versions before 3.0.0