SpecBridge SpecBridge | Docs Specs Lifecycle

Spec Statuses

Every spec progresses through a formal lifecycle of 8 statuses:

Status Description
Created Initial state when a spec is created
In Review Under review by peers
In Business Review Under business or product review
In Refinement Being refined based on feedback
Ready for Implementation Approved and ready for development
In Implementation Currently being implemented
Implementation Review Implementation completed, awaiting review
Done Fully completed

State Machine

stateDiagram-v2 [*] --> created created --> in_review : submit_review in_review --> created : request_changes in_review --> in_business_review : business_review in_review --> in_refinement : move_to_refinement in_business_review --> in_refinement : move_to_refinement in_business_review --> in_review : request_changes in_refinement --> ready_for_implementation : ready_for_implementation in_refinement --> in_review : request_changes ready_for_implementation --> in_implementation : start_implementation ready_for_implementation --> in_refinement : move_to_refinement in_implementation --> implementation_review : implementation_review in_implementation --> ready_for_implementation : move_to_refinement implementation_review --> done : done implementation_review --> in_implementation : request_changes done --> [*]

Valid Transitions

From To Transition Name
Created In Review submit_review
In Review Created request_changes
In Review In Business Review business_review
In Review In Refinement move_to_refinement
In Business Review In Refinement move_to_refinement
In Business Review In Review request_changes
In Refinement Ready for Implementation ready_for_implementation
In Refinement In Review request_changes
Ready for Implementation In Implementation start_implementation
Ready for Implementation In Refinement move_to_refinement
In Implementation Implementation Review implementation_review
In Implementation Ready for Implementation move_to_refinement
Implementation Review Done done
Implementation Review In Implementation request_changes

Done is a terminal state — once a spec reaches Done, it cannot transition further.

Notifications

Every status transition triggers notifications:

  • Status change — the spec's assignee (or creator) is notified whenever the status changes
  • Review requested — if a spec moves to In Review and has an assignee who is not the person making the change, that assignee receives a review request notification

Stage Plans

Each status can have a stage plan with target dates and assignments. Stage plans help you track timing expectations for each phase of the spec lifecycle.