Issues

• tf_adjustment_weight 0.0 is silently reset to 1.0 (as_dict() omits a zero weight)

  moj-analytical-services/splink#3344 · Filter by author Taehun-Kang opened on Oct 10, 2026

• V5 rejects zero m/u estimates and fails prediction at prior/threshold probability endpoints

  moj-analytical-services/splink#3315 · Filter by author RobinL opened on Sep 27, 2026

• Chart definitions omitted when Splink is built directly from a Git checkout

  bug
  moj-analytical-services/splink#3311 · Filter by author lamaeldo opened on Sep 25, 2026

• splink_scalaudfs repo no longer there

  moj-analytical-services/splink#3283 · Filter by author inzaghi250 opened on Sep 11, 2026
  1

• Similarity JAR not self-contained in 4.0.17

  bug
  moj-analytical-services/splink#3278 · Filter by author sfc-gh-sbalachandar opened on Sep 9, 2026

• [FEAT] Add an official chDB backend for local ClickHouse execution

  moj-analytical-services/splink#3277 · Filter by author ShawnChen-Sirius opened on Sep 9, 2026

• Optimise candidate-pair hydration by joining left/right records independently

  moj-analytical-services/splink#3253 · Filter by author RobinL opened on Aug 25, 2026

• igraph (GPL) as a required dependency makes MIT-licensed Splink unusable for anyone who redistributes it

  moj-analytical-services/splink#3235 · Filter by author NFM0 opened on Aug 12, 2026
  1

• [FEAT] Table Schemas

  enhancement
  moj-analytical-services/splink#3216 · Filter by author medwar99 opened on Jul 29, 2026
  1

• Profile/blocking interaction when input is a query

  bug
  moj-analytical-services/splink#3200 · Filter by author ADBond opened on Jul 23, 2026
  1

• Median aggregation of EM estimates can produce m probabilities that don’t sum to one

  moj-analytical-services/splink#3199 · Filter by author lamaeldo opened on Jul 23, 2026
  2

• Accuracy analysis fails after profile_columns

  bug
  moj-analytical-services/splink#3197 · Filter by author ADBond opened on Jul 22, 2026
  1

• Splink v5 Errors During Model Training and Linking Workflow

  bug
  moj-analytical-services/splink#3151 · Filter by author gringer opened on Jun 30, 2026
  9

• Columns used in blocking rule not used to adjust probability two random records match in EM training session

  bug
  moj-analytical-services/splink#3038 · Filter by author aymonwuolanne opened on Apr 16, 2026
  1

• Definitions of m_probability / u_probability optional params in docs

  documentation
  Enhancement

  moj-analytical-services/splink#3035 · Filter by author chloepugh opened on Apr 15, 2026

• Can't distinguish high match weights for clustering

  bug
  moj-analytical-services/splink#3002 · Filter by author ADBond opened on Apr 1, 2026
  1

• [BUG] AthenaAPI cannot detect the supplied database if there are too many databases

  bug
  moj-analytical-services/splink#3001 · Filter by author robert-harris-tapad opened on Mar 31, 2026

• Add documentation for one to one matching

  moj-analytical-services/splink#2982 · Filter by author RobinL opened on Mar 18, 2026
  1

• Spark test coupling

  bugmaintenancesparktesting
  moj-analytical-services/splink#2906 · Filter by author ADBond opened on Feb 3, 2026
  1

• Spark - "spark.sql.shuffle.partitions" set to "auto" is unsupported (crashes)

  bug
  moj-analytical-services/splink#2898 · Filter by author mbell697 opened on Jan 25, 2026
  5

• Non-deterministic model parameters across training runs

  bug
  moj-analytical-services/splink#2882 · Filter by author leostimpfle opened on Jan 14, 2026
  11

• Docs CI deploy should check we are in base repo

  continuous integrationdocumentation
  moj-analytical-services/splink#2881 · Filter by author ADBond opened on Jan 13, 2026

• Rethink how notebooks work in the repo

  dependenciesdocumentationmaintenance
  moj-analytical-services/splink#2879 · Filter by author ADBond opened on Jan 13, 2026
  5

  

• Jaro winkler in Spark and Databricks

  moj-analytical-services/splink#2875 · Filter by author RobinL opened on Jan 13, 2026
  2

• # Remove unused _input_columns method from Linker

  moj-analytical-services/splink#2845 · Filter by author RobinL opened on Dec 5, 2025