Issues

• Edge labels not supported by partition

  alg-layeredenhancement
  Bug

  eclipse-elk/elk#1206 · Filter by author soerendomroes opened on Oct 20, 2026 · Release 0.12.2
  

• Layer and position IDs are not returned in the JSON result, even with generatePositionAndLayerIds

  eclipse-elk/elk#1204 · Filter by author imbacile opened on Oct 17, 2026 · Release 0.12.2
  2

• layered + INCLUDE_CHILDREN: IllegalStateException "Expected N hierarchical ports, but found only 0" on a ported compound with cross-hierarchy edges (an unused port triggers it)

  bug
  eclipse-elk/elk#1192 · Filter by author novazembla opened on Jun 6, 2026
  3

• Replace Guava with JDK alternatives in core modules

  eclipse-elk/elk#1190 · Filter by author stbischof opened on Apr 25, 2026
  2

• [Question] How to force top-edge alignment of nodes within a layer when nodes have different heights?

  question
  eclipse-elk/elk#1187 · Filter by author pkotchavS2024 opened on Mar 27, 2026
  1

• Add code references to layered algorithm blog post for easier navigation

  enhancementwebsite
  eclipse-elk/elk#1181 · Filter by author ymolists opened on Dec 17, 2025

• Option name duplicate of group model order

  bugchore
  eclipse-elk/elk#1179 · Filter by author soerendomroes opened on Dec 5, 2025

• java.lang.NoClassDefFoundError: org/eclipse/xtext/xbase/lib/CollectionLiterals when using layered when upgrading from 0.10 to 0.11

  bug
  eclipse-elk/elk#1176 · Filter by author jbarrez opened on Nov 7, 2025

• Port Side Constraint causing layout failure

  bug
  eclipse-elk/elk#1175 · Filter by author Eddykasp opened on Nov 6, 2025 · Release 0.13.0
  4

  

• Layered INCLUDE_CHILDREN with forceNodeModelOrder causes NPE

  bug
  eclipse-elk/elk#1173 · Filter by author alexjmu opened on Oct 2, 2025
  1

• layered.mergeEdges and layered.considerModelOrder.strategy seem to conflict

  alg-layeredbug
  eclipse-elk/elk#1172 · Filter by author SmithKy3 opened on Sep 25, 2025 · Release 0.13.0
  1

• Possible fix: 2020 erratum for BK node placer

  enhancementhelp wantedthesis
  eclipse-elk/elk#1168 · Filter by author Leonardo-Pike-Excell opened on Aug 28, 2025 · Release 0.13.0

• One edge croses port and node if two edges are connected to the same port

  bug
  eclipse-elk/elk#1148 · Filter by author BjBe82 opened on Jun 5, 2025
  3

• [Question] Problem in layered hierarchical graph with cross hierarchy edges

  question
  eclipse-elk/elk#1139 · Filter by author muCruiser opened on Apr 5, 2025
  1

• Default values in JSON as in elkt

  breakingdiscussiongraph-text
  eclipse-elk/elk#1136 · Filter by author Eddykasp opened on Mar 19, 2025
  1

• [Question] Storing custom data properties on ElkNode and ElkEdge objects (to be used later during rendering)?

  question
  eclipse-elk/elk#1131 · Filter by author IarwainBen-adar opened on Mar 12, 2025
  2

• [Question] nodeLabels.placement H_LEFT vs H_CENTER influences child node placement

  bugquestion
  eclipse-elk/elk#1122 · Filter by author frankbenoitbosch opened on Jan 25, 2025 · Release 0.13.0
  2

• elk.stress edge labels are not positioned as expected in unconnected graphs

  bugthesis
  eclipse-elk/elk#1121 · Filter by author YorikHansen opened on Jan 5, 2025 · Release 0.13.0
  1

• Slow startup due to looking for services

  bug
  eclipse-elk/elk#1120 · Filter by author Bananeweizen opened on Jan 3, 2025 · Release 0.13.0
  1

• How do I export the elkt generated diagram to svg or png?

  new featurequestion
  eclipse-elk/elk#1101 · Filter by author parrotcar00 opened on Dec 12, 2024
  6

• Edge-Node overlap in JSON format

  bug
  eclipse-elk/elk#1093 · Filter by author Drakae opened on Nov 27, 2024 · Release 0.13.0
  7

• Edge labels create additional node layers and inconsistent spacing between node layers

  bugnew feature
  eclipse-elk/elk#1092 · Filter by author keyserj opened on Nov 19, 2024 · Release 0.13.0
  3

• Layered PREFER_NODES not respected if mergeEdges and edges have labels

  bugenhancement
  eclipse-elk/elk#1091 · Filter by author keyserj opened on Nov 19, 2024 · Release 0.13.0
  1

• Add additional unit tests for compaction

  alg-layeredchoreenhancementhiwitests
  eclipse-elk/elk#1086 · Filter by author Eddykasp opened on Nov 6, 2024 · Release 0.13.0

• Additional SPLINE bendpoints

  bug
  eclipse-elk/elk#1085 · Filter by author soerendomroes opened on Nov 4, 2024 · Release 0.13.0
  1