Issues

Issues

• Scripts don't execute when Firefox 154.0 restores a session.

  greasemonkey/greasemonkey#3236 · opened on Sep 28, 2026
  2

• Update mechanism stuck on one specific machine, even after a full reinstall

  greasemonkey/greasemonkey#3235 · opened on Aug 25, 2026
  5

• Improve user script source map

  greasemonkey/greasemonkey#3233 · opened on May 28, 2026

• Consider adding JS linting

  greasemonkey/greasemonkey#3232 · opened on May 26, 2026 · Features

• [feat] migrate userscript loader to ESM

  greasemonkey/greasemonkey#3229 · opened on May 20, 2026
  1

• Android: backup does not work

  greasemonkey/greasemonkey#3183 · opened on Mar 4, 2024
  5

• Switch from persistent background script to "event pages"

  greasemonkey/greasemonkey#3178 · opened on Nov 19, 2023

• Cannot access cross-origin style sheets

  greasemonkey/greasemonkey#3151 · opened on Sep 16, 2022 · Tracking Upstream
  2

• URLSearchParams.keys() is broken when running in GM

  greasemonkey/greasemonkey#3136 · opened on Apr 13, 2022 · Tracking Upstream
  2

• Using Object.entries on document.querySelector results in an Array with length 0

  greasemonkey/greasemonkey#3134 · opened on Jan 12, 2022
  2

• premature execution in frameset

  greasemonkey/greasemonkey#3119 · opened on Jun 11, 2021
  5

• GM.xmlHttpRequest responseType property is missing "document"

  greasemonkey/greasemonkey#3116 · opened on May 16, 2021
  1

• HTTP Basic Auth not cached when using GM_xmlhttpRequest for site which requires a certificate

  greasemonkey/greasemonkey#3113 · opened on Apr 15, 2021

• POST method XMLHttpRequest request header Origin is null

  greasemonkey/greasemonkey#3111 · opened on Mar 11, 2021
  17

• XHR requests do not show up in Firefox’ Network Monitor

  greasemonkey/greasemonkey#3110 · opened on Mar 11, 2021
  4

• Implement TamperMonkey @connect

  greasemonkey/greasemonkey#3096 · opened on Dec 9, 2020

• Implement indication of @antifeatures

  greasemonkey/greasemonkey#3095 · opened on Dec 3, 2020

• Scripts running on the same page share the same window wrapper

  greasemonkey/greasemonkey#3093 · opened on Nov 14, 2020
  1

• [Feature Request] Support Firefox Multi-Account Containers

  greasemonkey/greasemonkey#3092 · opened on Oct 31, 2020
  5

• Cannot create new scripts if "Always use private mode" is enabled

  greasemonkey/greasemonkey#3044 · opened on Jul 4, 2019
  3

• document.documentElement and document.head are undefined on document-start

  greasemonkey/greasemonkey#2996 · opened on Sep 25, 2018
  6

• Should scripts be re-running when going backwards and forwards though history?

  greasemonkey/greasemonkey#2705 · opened on Nov 19, 2017
  10

• Add or replace GM.getResourceText

  greasemonkey/greasemonkey#2548 · opened on Aug 21, 2017
  12

• @require and @resource download hash-check

  greasemonkey/greasemonkey#2349 · opened on Jan 6, 2016
  10