Issues

• Date.parse() is not consistent with the browser

  mozilla/rhino#2504 · Filter by author KaustAbhinand opened on Sep 30, 2026

• Gradle build crashes on macOS 14-15

  mozilla/rhino#2491 · Filter by author McDaMastR opened on Sep 14, 2026
  18

• String.replace: java.lang.NullPointerException: Cannot read field "flags" because "this.re" is null

  mozilla/rhino#2476 · Filter by author Schmidor opened on Aug 26, 2026
  2

• Integrate new instruction & operand based interpreter.

  mozilla/rhino#2416 · Filter by author aardvark179 opened on May 28, 2026
  3

• Numeric comparison in JavaScript returns an incorrect result

  mozilla/rhino#2407 · Filter by author LesserGiraffe opened on May 17, 2026
  4

• Make JSScript serialisable

  mozilla/rhino#2402 · Filter by author bunkenburg opened on May 12, 2026
  1

• Cannot use Java 17 records due to Android

  mozilla/rhino#2394 · Filter by author andreabergia opened on May 6, 2026
  4

• Introduce Bazel as an optional build system

  mozilla/rhino#2382 · Filter by author gbrail opened on Apr 27, 2026

• '__GeneratorFunction()' visible on globalThis

  mozilla/rhino#2374 · Filter by author rbri opened on Apr 21, 2026
  3

• NativeJavaMethod doesn't correctly checks/test for varargs (the varargs type itself)

  mozilla/rhino#2372 · Filter by author jcompagner opened on Apr 20, 2026

• JavaMembers getFields in protected/private mode is not giving all the fields of also the Interfaces

  mozilla/rhino#2368 · Filter by author jcompagner opened on Apr 17, 2026

• Write an OpenRewrite rule to migrate to Rhino 2.0

  good first issue
  mozilla/rhino#2363 · Filter by author gbrail opened on Apr 12, 2026
  2

• JSR223 + const declaration, rhino 1.9.1

  mozilla/rhino#2362 · Filter by author firstmiddlelast opened on Apr 6, 2026
  1

• Icode_LINE is generated sometimes in a different order (Debugger.onLineChange is not called)

  mozilla/rhino#2359 · Filter by author jcompagner opened on Mar 30, 2026
  1

• rhino1.8.1 and rhino1.9.0(rhino1.9.1) missing feature

  mozilla/rhino#2339 · Filter by author kodesh-talent opened on Mar 19, 2026
  2

• this no longer references JavaScript object when implementing Java interface

  mozilla/rhino#2337 · Filter by author omolenkamp opened on Mar 17, 2026
  1

• Method shorthand in object literal loses method name in toString() output

  mozilla/rhino#2318 · Filter by author LoyDgIk opened on Mar 1, 2026

• Lazily loaded constructors are eagerly initialised.

  mozilla/rhino#2274 · Filter by author aardvark179 opened on Jan 30, 2026

• Custom WrapFactory to handle byte[] no longer working in 1.9.0

  mozilla/rhino#2265 · Filter by author CardContact opened on Jan 20, 2026
  6

• Date.prototype should be an ordinary object, not a Date

  mozilla/rhino#2257 · Filter by author aardvark179 opened on Jan 15, 2026
  2

• Debugger Watch/Evaluate fails in 1.9.0 (JSScript not Callable)

  mozilla/rhino#2254 · Filter by author nicolas-albert opened on Jan 14, 2026
  3

• Potential JavaMembers deserialisation problem.

  mozilla/rhino#2248 · Filter by author aardvark179 opened on Jan 8, 2026
  3

• Update to Java 25 and change minimum version to 17

  mozilla/rhino#2237 · Filter by author gbrail opened on Dec 22, 2025
  3

• Flapper test

  mozilla/rhino#2187 · Filter by author andreabergia opened on Dec 2, 2025
  2

• TypeErrorThrower has to be unique per realm

  mozilla/rhino#2156 · Filter by author rbri opened on Nov 9, 2025