OmniPlan 4.9.1 improves compatibility with newer versions of macOS, while resolving several sync-related issues.

• Collaboration — Fixed issue that could cause end dates to become start dates, when changing scheduling from Automatic to Manual at the same time as changing from ASAP to ALAP, while syncing with a server.
• Collaboration — Fixed issue that could result in milestones unexpectedly converting to manual dates, when refreshing calendar syncing.
• Collaboration — Fixed issue using Revert to Server Copy that could cause OmniPlan to become non-responsive.
• Collaboration — Fixed issue with changelog truncation logic, to prevent possible data loss.
• Constraints — Fixed groups not correctly presenting violations for overlapping constraints.
• Omni Automation — Omni Automation Plug-in icons now use OmniPlan yellow, instead of OmniGraffle green.
• Writing Tools — Writing Tools are now available for the title of a selected row, but are not available when multiple rows are selected, to avoid unwanted changes.
• Collaboration — Removed non-functional Google Calendar Server option.
• Quick Look Preview — Quick Look has been updated to support macOS 15 Sequoia.

OmniPlan 4.9 for Mac

OmniPlan 4.9 improves compatibility with newer versions of macOS.

• OS Compatibility — Improved compatibility with newer versions of macOS.
• Scheduling — Addressed a recently introduced scheduling bug that could cause unexpected leveling behavior when off-time is scheduled for a resource.

OmniPlan 4.8.4 for Mac

• Troubleshooting — Anonymized changelog is now included when an anonymized project is created for troubleshooting purposes.
• Collaboration — Fixed a bug that could cause duplicate changes by the same user to display in error when re-opening a project.
• Collaboration — Improved changelog truncation logic.
• Omni Automation — Addressed an installation path bug that could occur for Github hosted plug-ins installed via Install Link.
• Stability — Addressed a crash that could occur adding a group in Resource View.

OmniPlan 4.8.3 for Mac

• Unsupported OS Alerts — Unsupported OS alert no longer presents on every app launch.
• Omni Automation — Fix the Task.duration property for fixed-duration tasks.
• Omni Automation — Fixed a crash triggered by Omni Automation plug-ins which filter a not-yet-visible form.

OmniPlan 4.8.2 for Mac

• Earned Value Analysis [Pro] — Corrected calculation of Planned Value (BCWS).
• Leveling — Addressed a hang that could occur leveling a project.
• Omni Automation [Pro] — specificAssignments property of the Assignment class now functions as expected.