Issues

• Development, roadmaps, and overall issues are tracked in go-sisimai

  POLICY
  sisimai/rb-sisimai#466 · Filter by author azumakuniyuki opened on Sep 29, 2026

• Follow #462: Check that the return value of Sisimai::RFC5322.part() is nil or not

  DONEimprovement
  sisimai/rb-sisimai#463 · Filter by author azumakuniyuki opened on Sep 21, 2026

• Error message patterns for comcast.net

  DONEmessage-patterns
  sisimai/rb-sisimai#460 · Filter by author azumakuniyuki opened on Sep 12, 2026

• Add invisible/control character check to Makefile to prevent Trojan Source attacks

  DONEimprovement
  sisimai/rb-sisimai#458 · Filter by author azumakuniyuki opened on Sep 6, 2026

• Rewrite Sisimai::String.to_plain

  improvement
  sisimai/rb-sisimai#454 · Filter by author azumakuniyuki opened on Aug 24, 2026

• Sisimai does not support Ruby 4.0.0 until the end of 2027

  sisimai/rb-sisimai#430 · Filter by author azumakuniyuki opened on Apr 23, 2026

• Ruby 4.0.0

  wontfix
  sisimai/rb-sisimai#398 · Filter by author azumakuniyuki opened on Dec 25, 2025
  1

• JRuby 9.2 is 404 on Ubuntu 24.04

  help wantedjava
  sisimai/rb-sisimai#321 · Filter by author azumakuniyuki opened on Dec 20, 2024
  2