Issues

• EventWatcher::stopWatching could be problematic

  Pi4J/pi4j#840 · Filter by author IAmNickNack opened on Nov 1, 2026
  1

• Do we need FFM digital devices?

  Pi4J/pi4j#834 · Filter by author IAmNickNack opened on Oct 30, 2026

• Events from DigitalOutput devices

  Pi4J/pi4j#828 · Filter by author IAmNickNack opened on Oct 27, 2026
  1

• Use the IOTYPE.newConfigBuilder pattern consistently

  Pi4J/pi4j#826 · Filter by author stefanhaustein opened on Oct 26, 2026
  

• FFMGpioLine shouldn't contain mutable state (make it a record)

  Pi4J/pi4j#813 · Filter by author IAmNickNack opened on Oct 21, 2026
  1

• PROVIDERS: "I/O Providers" {Providers are gone; Well, not really, just anchored differently

  cleanupdocumentationv5
  Pi4J/pi4j#810 · Filter by author taartspi opened on Oct 20, 2026
  9

  

• Parallel port event handling - events in output mode

  Pi4J/pi4j#808 · Filter by author IAmNickNack opened on Oct 19, 2026
  5

• FFMDigitalInput appears to dispatch events on the polling thread

  ffm
  Pi4J/pi4j#805 · Filter by author IAmNickNack opened on Oct 18, 2026
  2

• Can Pi4J close and reopen connections to be "CRaC"able?

  Pi4J/pi4j#797 · Filter by author FDelporte opened on Oct 14, 2026
  6

  

• I think FFM DigitalInput debounce might have an issue

  bug
  Pi4J/pi4j#796 · Filter by author stefanhaustein opened on Oct 13, 2026
  11

• We probably should bring back a named module for ffm

  Pi4J/pi4j#795 · Filter by author stefanhaustein opened on Oct 13, 2026

• ParallelPort event modelling

  Pi4J/pi4j#789 · Filter by author IAmNickNack opened on Oct 11, 2026
  20

• Smoketest issues / documentation

  Pi4J/pi4j#781 · Filter by author stefanhaustein opened on Oct 3, 2026
  3

  

• September 2027: Renew API_TOKEN_GITHUB before it expires again

  Pi4J/pi4j#774 · Filter by author FDelporte opened on Oct 1, 2026

• Should Pi4J use the PMD maven plugin?

  Pi4J/pi4j#745 · Filter by author IAmNickNack opened on Aug 18, 2026
  2

• Move blink, pulse, etc to DigitalOutputOperations

  Pi4J/pi4j#742 · Filter by author IAmNickNack opened on Aug 17, 2026
  6

• Move Digital::equals functions to DigitalState

  Pi4J/pi4j#741 · Filter by author IAmNickNack opened on Aug 17, 2026 · v5
  1

• Can we generally merge FooDefaultConfigBuilder and FooConfigBuilder (interface) into FooConfigBuilder

  cleanup
  Pi4J/pi4j#731 · Filter by author stefanhaustein opened on Aug 9, 2026 · v5
  4

  

• Can we kill the Describable / Descriptor / Identity(Base) complex?

  cleanup
  Pi4J/pi4j#730 · Filter by author stefanhaustein opened on Aug 8, 2026 · v5
  2

• Serialisation to and from properties shouldn't be fundamental to the config implementations

  Pi4J/pi4j#714 · Filter by author IAmNickNack opened on Jul 27, 2026 · v5
  2

• IDE import fails without allow-listing maven.java.net

  Pi4J/pi4j#707 · Filter by author IAmNickNack opened on Jul 26, 2026 · v5
  10

• Configurations are difficult to modify when required

  Pi4J/pi4j#705 · Filter by author IAmNickNack opened on Jul 26, 2026 · v5
  10

• What is the canonical way of creating an IO instance?

  cleanup
  Pi4J/pi4j#704 · Filter by author stefanhaustein opened on Jul 26, 2026 · v5
  13

• Cleanup: Remove providers

  Pi4J/pi4j#703 · Filter by author stefanhaustein opened on Jul 25, 2026 · v5
  5

• Analog pins support for pi4j

  Pi4J/pi4j#699 · Filter by author DigitalSmile opened on Jul 21, 2026