Issues

• SolverWorker can overwrite SOLVING_COMPLETED with SOLVING_ACTIVE when a best-solution save races the completion

  Bug

  TimefoldAI/timefold-solver#2730 · opened on Oct 6, 2026

• First initialized solution event shares the working solution with the consumer thread (ConcurrentModificationException)

  Bug

  TimefoldAI/timefold-solver#2728 · opened on Oct 6, 2026

• Add SolutionUpdatePolicy skipping unnecessary initialization

  Feature

  TimefoldAI/timefold-solver#2708 · opened on Sep 30, 2026

• Construction Heuristic customization unification

  Feature

  TimefoldAI/timefold-solver#2702 · opened on Sep 28, 2026

• Improvement: neighborhoods documentation

  Bug

  TimefoldAI/timefold-solver#2671 · opened on Sep 17, 2026 · 2026-Q4

• Unify handling of unassigned values when unassigned not allowed

  Bug

  TimefoldAI/timefold-solver#2647 · opened on Sep 8, 2026 · 2026-Q4 Purgatory

• Generate timefold-build.properties in the correct maven module

  Bug

  TimefoldAI/timefold-solver#2629 · opened on Sep 1, 2026 · 2026-Q4
  1

• docs: improve demo data documentation

  Bug

  TimefoldAI/timefold-solver#2626 · opened on Aug 31, 2026 · 2026-Q4

• Investigate a flaky test

  TimefoldAI/timefold-solver#2578 · opened on Aug 10, 2026

• Getting started docs: make Timeslot a record too (not just Room)

  TimefoldAI/timefold-solver#2592 · opened on Jul 25, 2026
  1

• Consider removing the AbstractSimpleModel

  Task

  TimefoldAI/timefold-solver#2509 · opened on Jul 16, 2026
  1

• docs: restructure shared information

  Task

  TimefoldAI/timefold-solver#2499 · opened on Jul 15, 2026 · 2026-Q4 Purgatory

• Service SDK: ModelConfigOverrides records are forced to declare an all-null no-arg constructor

  Task

  TimefoldAI/timefold-solver#2493 · opened on Jul 14, 2026
  2

• docs: rework constraint section

  Task

  TimefoldAI/timefold-solver#2474 · opened on Jul 7, 2026

• docs: describe ShadowVariable updating multiple fields

  Task

  TimefoldAI/timefold-solver#2472 · opened on Jul 6, 2026

• Shadow variable or predicate Pinning

  Feature

  TimefoldAI/timefold-solver#2471 · opened on Jul 6, 2026

• Service: Add the option to validate a solution after solving

  Feature

  TimefoldAI/timefold-solver#2470 · opened on Jul 6, 2026

• Service: Add support for validation of the planning solution

  Feature

  TimefoldAI/timefold-solver#2458 · opened on Jul 2, 2026

• Docs: Terminology issue

  Task

  TimefoldAI/timefold-solver#2446 · opened on Jun 30, 2026 · 2026-Q4 Purgatory

• Docs: Service - rewrite VRP Quickstart Guide

  Task

  TimefoldAI/timefold-solver#2428 · opened on Jun 26, 2026 · 2026-Q4

• Service: OpenAPI validation fails

  Bug

  TimefoldAI/timefold-solver#2394 · opened on Jun 19, 2026
  3

• Docs: Create Java configuration examples for the XML configuration examples.

  Feature

  TimefoldAI/timefold-solver#2353 · opened on Jun 10, 2026

• Docs: Service - Describe maps component

  Task

  TimefoldAI/timefold-solver#2348 · opened on Jun 10, 2026 · 2026-Q4

• Allow @ShadowSources path to traverse through non-planning variables

  Feature

  TimefoldAI/timefold-solver#2331 · opened on Jun 1, 2026
  3

• Upgrade JSon Schema Validator

  TimefoldAI/timefold-solver#2330 · opened on Jun 1, 2026
  2