149.0 (#474)

fix a typo and remove a trailing space.

Fastfox.js

@@ -121,7 +121,7 @@
 // [1] https://bugzilla.mozilla.org/show_bug.cgi?id=1945683
 // [2] https://www.reddit.com/r/firefox/comments/1p58qre/firefox_is_getting_ready_to_make_youtube_fast/
 // [3] https://www.ghacks.net/2025/11/24/these-two-tweaks-should-improve-firefoxs-performance-on-youtube-significantly/
-//user_pref("gfx.webrender.layer-compositor", true);
+user_pref("gfx.webrender.layer-compositor", true);
     // If your PC uses an AMD GPU, you might want to make a second change.
     // This one improves CPU usage on AMD systems.
     //user_pref("media.wmf.zero-copy-nv12-textures-force-enabled", true);
@@ -142,8 +142,8 @@
 // [2] https://github.com/yokoffing/Betterfox/issues/153
 // [3] https://github.com/yokoffing/Betterfox/issues/198
 //user_pref("gfx.canvas.accelerated", true); // [DEFAULT FF133+]
-    //user_pref("gfx.canvas.accelerated.cache-items", 32768); // [default=8192 FF135+]; Chrome=4096
+    //user_pref("gfx.canvas.accelerated.cache-items", 4096); // [default=8192 FF135+]; Chrome=4096
-    //user_pref("gfx.canvas.accelerated.cache-size", 4096); // default=256; Chrome=512
+    //user_pref("gfx.canvas.accelerated.cache-size", 512); // default=256; Chrome=512
     //user_pref("gfx.canvas.max-size", 32767); // DEFAULT=32767
 
 // PREF: WebGL

Peskyfox.js

@@ -3,7 +3,7 @@
  * Peskyfox                                                                 *
  * "Aquila non capit muscas"                                                *
  * priority: remove annoyances                                              *
- * version: 146                                                             *
+ * version: 148                                                             *
  * url: https://github.com/yokoffing/Betterfox                              *
  * credit: Some prefs are reproduced and adapted from the arkenfox project  *
  * credit urL: https://github.com/arkenfox/user.js                          *
@@ -97,47 +97,30 @@ user_pref("browser.privateWindowSeparation.enabled", false);
 /****************************************************************************
  * SECTION: AI                                                              *
 ****************************************************************************/
-// PREF: AI master switch
+// PREF: AI default controls
-// [1] https://github.com/yokoffing/Betterfox/issues/416
+// [1] https://blog.mozilla.org/en/firefox/how-to-use-ai-controls/
+user_pref("browser.ai.control.default", "blocked");
 user_pref("browser.ml.enable", false);
 
-// PREF: AI chat
+// PREF: Translations
-user_pref("browser.ml.chat.enabled", false);
+//user_pref("browser.ai.control.translations", "blocked");
 
-// PREF: AI chatbot option in right click menu
+// PREF: Image alt text in Nightly PDF viewer
-user_pref("browser.ml.chat.menu", false);
+//user_pref("browser.ai.control.pdfjsAltText", "blocked");
 
-// PREF: AI-enhanced tab groups
+// PREF: Tab group suggestions
 // [1] https://support.mozilla.org/kb/how-use-ai-enhanced-tab-groups
+//user_pref("browser.ai.control.smartTabGroups", "blocked");
 user_pref("browser.tabs.groups.smart.enabled", false);
 
-// PREF: link previews
+// PREF: Key points in link previews
+//user_pref("browser.ai.control.linkPreviewKeyPoints", "blocked");
 user_pref("browser.ml.linkPreview.enabled", false);
 
-/****************************************************************************
+// PREF: Chatbot in sidebar
- * SECTION: COOKIE BANNER HANDLING                                          *
+//user_pref("browser.ai.control.sidebarChatbot", "blocked");
-****************************************************************************/
+user_pref("browser.ml.chat.enabled", false);
-
+user_pref("browser.ml.chat.menu", false);
-// PREF: Cookie Banner handling
-// [DEPRECIATED] Future of the project is unclear. See [5] and [6].
-// [NOTE] Feature still enforces Total Cookie Protection to limit 3rd-party cookie tracking [1]
-// [1] https://github.com/mozilla/cookie-banner-rules-list/issues/33#issuecomment-1318460084
-// [2] https://phabricator.services.mozilla.com/D153642
-// [3] https://winaero.com/make-firefox-automatically-click-on-reject-all-in-cookie-banner-consent/
-// [4] https://docs.google.com/spreadsheets/d/1Nb4gVlGadyxix4i4FBDnOeT_eJp2Zcv69o-KfHtK-aA/edit#gid=0
-// [5] https://bugzilla.mozilla.org/show_bug.cgi?id=1940418
-// [6] https://github.com/mozilla/cookie-banner-rules-list/issues/544
-// 2: reject banners if it is a one-click option; otherwise, fall back to the accept button to remove banner
-// 1: reject banners if it is a one-click option; otherwise, keep banners on screen
-// 0: disable all cookie banner handling
-//user_pref("cookiebanners.service.mode", 1);
-//user_pref("cookiebanners.service.mode.privateBrowsing", 1);
-
-// PREF: Cookie Banner global rules
-// Global rules that can handle a list of cookie banner libraries and providers on any site.
-// This is used for click rules that can handle common Consent Management Providers (CMP).
-//user_pref("cookiebanners.service.enableGlobalRules", true); // DEFAULT [FF121+]
-//user_pref("cookiebanners.service.enableGlobalRules.subFrames", true); // DEFAULT [FF121+]
 
 /****************************************************************************
  * SECTION: TRANSLATIONS                                                    *
@@ -410,6 +393,17 @@ user_pref("browser.download.open_pdf_attachments_inline", true);
 // [NOTE] "page-width" not needed if using sidebar on load
 //user_pref("pdfjs.defaultZoomValue", page-width);
 
+/****************************************************************************
+ * SECTION: DOM (DOCUMENT OBJECT MODEL)                                     *
+****************************************************************************/
+// PREF: prevent scripts from moving and resizing open windows
+//user_pref("dom.disable_window_move_resize", true);
+
+// PREF: disable beforeunload event
+// [WHY] The method is commonly abused by scam and spyware sites.
+// [1] https://developer.mozilla.org/docs/Web/API/Window/beforeunload_event
+//user_pref("dom.disable_beforeunload", true);
+
 /****************************************************************************
  * SECTION: TAB BEHAVIOR                                                    *
 ****************************************************************************/
@@ -433,7 +427,7 @@ user_pref("browser.download.open_pdf_attachments_inline", true);
 // 0 = force all new windows opened by JavaScript into tabs
 // [NOTE] Most advertising popups also open in new windows with values set
 // [1] https://kb.mozillazine.org/About:config_entries
-//user_pref("browser.link.open_newwindow.restriction", 0);
+//user_pref("browser.link.open_newwindow.restriction", 2); // DEFAULT
 
 // PREF: override <browser.link.open_newwindow> for external links
 // Set if a different destination for external links is needed
@@ -485,9 +479,6 @@ user_pref("findbar.highlightAll", true);
 // [1] https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/10089
 //user_pref("middlemouse.contentLoadURL", false);
 
-// PREF: Prevent scripts from moving and resizing open windows
-//user_pref("dom.disable_window_move_resize", true);
-
 // PREF: insert new tabs after groups like it
 // true(default) = open new tabs to the right of the parent tab
 // false = new tabs are opened at the far right of the tab bar

Securefox.js

@@ -3,7 +3,7 @@
  * Securefox                                                                *
  * "Natura non contristatur"                                                *     
  * priority: provide sensible security and privacy                          *
- * version: 148                                                             *
+ * version: 149                                                             *
  * url: https://github.com/yokoffing/Betterfox                              *
  * credit: Most prefs are reproduced and adapted from the arkenfox project  *
  * credit urL: https://github.com/arkenfox/user.js                          *
@@ -78,22 +78,6 @@ user_pref("browser.contentblocking.category", "strict"); // [HIDDEN PREF]
 //user_pref("extensions.webcompat.enable_shims", true); // [HIDDEN] enabled with "Strict"
 //user_pref("extensions.webcompat.smartblockEmbeds.enabled", true); // [DEFAULT FF137+]
 
-// PREF: allow embedded tweets and reddit posts [FF136+]
-// [TEST - reddit embed] https://www.pcgamer.com/amazing-halo-infinite-bugs-are-already-rolling-in/
-// [TEST - instagram embed] https://www.ndtv.com/entertainment/bharti-singh-and-husband-haarsh-limbachiyaa-announce-pregnancy-see-trending-post-2646359
-// [TEST - tweet embed] https://www.newsweek.com/cryptic-tweet-britney-spears-shows-elton-john-collab-may-date-back-2015-1728036
-// [TEST - tiktok embed] https://www.vulture.com/article/snl-adds-four-new-cast-members-for-season-48.html
-// [TEST - truthsocial embed] https://www.newsweek.com/donald-trump-congratulates-patrick-brittany-mahomes-new-baby-2027097
-// [1] https://www.reddit.com/r/firefox/comments/l79nxy/firefox_dev_is_ignoring_social_tracking_preference/gl84ukk
-// [2] https://www.reddit.com/r/firefox/comments/pvds9m/reddit_embeds_not_loading/
-// [3] https://github.com/yokoffing/Betterfox/issues/413
-//user_pref("urlclassifier.trackingSkipURLs", "*://embed.reddit.com/*,*://*.twitter.com/*,*://*.twimg.com/*"); // MANUAL
-//user_pref("urlclassifier.features.socialtracking.skipURLs", "*://*.twitter.com/*,*://*.twimg.com/*"); // MANUAL
-
-// PREF: allow embedded tweets, Instagram and Reddit posts, and TikTok embeds [before FF136+]
-//user_pref("urlclassifier.trackingSkipURLs", "*.reddit.com, *.twitter.com, *.twimg.com, *.tiktok.com"); // MANUAL
-//user_pref("urlclassifier.features.socialtracking.skipURLs", "*.instagram.com, *.twitter.com, *.twimg.com"); // MANUAL
-
 // PREF: lower the priority of network loads for resources on the tracking protection list [NIGHTLY]
 // [1] https://github.com/arkenfox/user.js/issues/102#issuecomment-298413904
 //user_pref("privacy.trackingprotection.lower_network_priority", true);
@@ -368,6 +352,8 @@ user_pref("security.ssl.treat_unsafe_negotiation_as_broken", true);
 //user_pref("security.ssl.require_safe_negotiation", true);
 
 // PREF: display advanced information on Insecure Connection warning pages
+// This pref only works when it's possible to add an exception,
+// i.e. it doesn't work for HSTS discrepancies (https://subdomain.preloaded-hsts.badssl.com/)
 // [TEST] https://expired.badssl.com/
 user_pref("browser.xul.error_pages.expert_bad_cert", true);
 
@@ -1120,7 +1106,7 @@ user_pref("editor.truncate_user_pastes", false);
 
 // PREF: disable automatic authentication on Microsoft sites [WINDOWS]
 // [1] https://bugzilla.mozilla.org/buglist.cgi?bug_id=1695693,1719301
-//user_pref("network.http.windows-sso.enabled", false);
+//user_pref("network.http.windows-sso.enabled", false); // DEFAULT
 
 /****************************************************************************
  * SECTION: ADDRESS + CREDIT CARD MANAGER                                   *
@@ -1668,7 +1654,6 @@ user_pref("browser.tabs.crashReporting.sendReport", false);
 
 // PREF: assorted telemetry
 // [NOTE] Shouldn't be needed for user.js, but browser forks may want to disable these prefs.
-//user_pref("doh-rollout.disable-heuristics", true); // ensure DoH doesn't get enabled automatically
 //user_pref("dom.security.unexpected_system_load_telemetry_enabled", false);
 //user_pref("messaging-system.rsexperimentloader.enabled", false);
 //user_pref("network.trr.confirmation_telemetry_enabled", false);

user.js

@@ -10,10 +10,15 @@
 /****************************************************************************
  * Betterfox                                                                *
  * "Ad meliora"                                                             *
- * version: 148                                                             *
+ * version: 149                                                             *
  * url: https://github.com/yokoffing/Betterfox                              *
 ****************************************************************************/
 
+/****************************************************************************
+ * SECTION: FASTFOX                                                         *
+****************************************************************************/
+user_pref("gfx.canvas.accelerated.cache-size", 256); // reset pref
+
 /****************************************************************************
  * SECTION: SECUREFOX                                                       *
 ****************************************************************************/
@@ -144,6 +149,7 @@ user_pref("browser.compactmode.show", true);
 user_pref("browser.privateWindowSeparation.enabled", false); // WINDOWS
 
 /** AI ***/
+user_pref("browser.ai.control.default", "blocked");
 user_pref("browser.ml.enable", false);
 user_pref("browser.ml.chat.enabled", false);
 user_pref("browser.ml.chat.menu", false);
@@ -195,3 +201,6 @@ user_pref("layout.word_select.eat_space_to_next_word", false);
 /****************************************************************************
  * END: BETTERFOX                                                           *
 ****************************************************************************/
+
+
+

waterfox/user.js

@@ -92,6 +92,9 @@ user_pref("browser.newtabpage.activity-stream.showSponsoredTopSites", false);
 user_pref("browser.newtabpage.activity-stream.feeds.section.topstories", false);
 user_pref("browser.newtabpage.activity-stream.showSponsoredCheckboxes", false);
 
+/** TAB BEHAVIOR ***/
+//user_pref("browser.link.open_newwindow.restriction", 2); // restore FF default
+
 /****************************************************************************
  * SECTION: SMOOTHFOX                                                       *
 ****************************************************************************/

zen/user.js

@@ -10,51 +10,60 @@
 /****************************************************************************
  * BetterZen                                                                *
  * "Ex nihilo nihil fit"                                                    *
- * version: 142                                                             *
+ * version: 148                                                             *
  * url: https://github.com/yokoffing/Betterfox                              *
 ****************************************************************************/
 
-/****************************************************************************
- * SECTION: FASTFOX                                                         *
-****************************************************************************/
-/** GFX ***/
-user_pref("gfx.canvas.accelerated.cache-size", 512);
-
-/** DISK CACHE ***/
-user_pref("browser.cache.disk.enable", false);
-
-/** NETWORK ***/
-user_pref("network.http.pacing.requests.enabled", false);
-
-/** SPECULATIVE LOADING ***/
-user_pref("network.dns.disablePrefetch", true);
-user_pref("network.dns.disablePrefetchFromHTTPS", true);
-user_pref("network.prefetch-next", false);
-user_pref("network.predictor.enabled", false);
-user_pref("network.predictor.enable-prefetch", false);
-
 /****************************************************************************
  * SECTION: SECUREFOX                                                       *
 ****************************************************************************/
 /** TRACKING PROTECTION ***/
 user_pref("browser.contentblocking.category", "strict");
-user_pref("privacy.trackingprotection.allow_list.baseline.enabled", true);
-user_pref("privacy.trackingprotection.allow_list.convenience.enabled", true);
 user_pref("browser.download.start_downloads_in_tmp_dir", true);
+user_pref("browser.uitour.enabled", false);
+user_pref("privacy.globalprivacycontrol.enabled", true);
 
 /** OCSP & CERTS / HPKP ***/
 user_pref("security.OCSP.enabled", 0);
-user_pref("security.pki.crlite_mode", 2);
+user_pref("privacy.antitracking.isolateContentScriptResources", true);
+user_pref("security.csp.reporting.enabled", false);
+
+/** SSL / TLS ***/
+user_pref("security.ssl.treat_unsafe_negotiation_as_broken", true);
+user_pref("browser.xul.error_pages.expert_bad_cert", true);
+user_pref("security.tls.enable_0rtt_data", false);
 
 /** DISK AVOIDANCE ***/
+user_pref("browser.cache.disk.enable", false);
+user_pref("browser.privatebrowsing.forceMediaMemoryCache", true);
+user_pref("media.memory_cache_max_size", 65536);
 user_pref("browser.sessionstore.interval", 60000);
 
 /** SHUTDOWN & SANITIZING ***/
-user_pref("browser.privatebrowsing.resetPBM.enabled", true);
 user_pref("privacy.history.custom", true);
+user_pref("browser.privatebrowsing.resetPBM.enabled", true);
+
+/** SPECULATIVE LOADING ***/
+user_pref("network.http.speculative-parallel-limit", 0);
+user_pref("network.dns.disablePrefetch", true);
+user_pref("network.dns.disablePrefetchFromHTTPS", true);
+user_pref("browser.urlbar.speculativeConnect.enabled", false);
+user_pref("browser.places.speculativeConnect.enabled", false);
+user_pref("network.prefetch-next", false);
 
 /** SEARCH / URL BAR ***/
+user_pref("browser.urlbar.trimHttps", true);
+user_pref("browser.urlbar.untrimOnUserInteraction.featureGate", true);
+user_pref("browser.search.separatePrivateDefault.ui.enabled", true);
+user_pref("browser.search.suggest.enabled", false);
 user_pref("browser.urlbar.quicksuggest.enabled", false);
+user_pref("browser.urlbar.groupLabels.enabled", false);
+user_pref("browser.formfill.enable", false);
+user_pref("network.IDN_show_punycode", true);
+
+/** HTTPS-ONLY MODE ***/
+user_pref("dom.security.https_only_mode", true);
+user_pref("dom.security.https_only_mode_error_page_user_suggestions", true);
 
 /** PASSWORDS ***/
 user_pref("signon.formlessCapture.enabled", false);
@@ -62,9 +71,18 @@ user_pref("signon.privateBrowsingCapture.enabled", false);
 user_pref("network.auth.subresource-http-auth-allow", 1);
 user_pref("editor.truncate_user_pastes", false);
 
+/** EXTENSIONS ***/
+user_pref("extensions.enabledScopes", 5);
+
 /** HEADERS / REFERERS ***/
 user_pref("network.http.referer.XOriginTrimmingPolicy", 2);
 
+/** CONTAINERS ***/
+user_pref("privacy.userContext.ui.enabled", true);
+
+/** VARIOUS ***/
+user_pref("pdfjs.enableScripting", false);
+
 /** SAFE BROWSING ***/
 user_pref("browser.safebrowsing.downloads.remote.enabled", false);
 
@@ -74,18 +92,90 @@ user_pref("permissions.default.geo", 2);
 user_pref("geo.provider.network.url", "https://beacondb.net/v1/geolocate");
 user_pref("browser.search.update", false);
 user_pref("permissions.manager.defaultsUrl", "");
+user_pref("extensions.getAddons.cache.enabled", false);
+
+/** TELEMETRY ***/
+user_pref("datareporting.policy.dataSubmissionEnabled", false);
+user_pref("datareporting.healthreport.uploadEnabled", false);
+user_pref("toolkit.telemetry.unified", false);
+user_pref("toolkit.telemetry.enabled", false);
+user_pref("toolkit.telemetry.server", "data:,");
+user_pref("toolkit.telemetry.archive.enabled", false);
+user_pref("toolkit.telemetry.newProfilePing.enabled", false);
+user_pref("toolkit.telemetry.shutdownPingSender.enabled", false);
+user_pref("toolkit.telemetry.updatePing.enabled", false);
+user_pref("toolkit.telemetry.bhrPing.enabled", false);
+user_pref("toolkit.telemetry.firstShutdownPing.enabled", false);
+user_pref("toolkit.telemetry.coverage.opt-out", true);
+user_pref("toolkit.coverage.opt-out", true);
+user_pref("toolkit.coverage.endpoint.base", "");
+user_pref("browser.newtabpage.activity-stream.feeds.telemetry", false);
+user_pref("browser.newtabpage.activity-stream.telemetry", false);
+user_pref("datareporting.usage.uploadEnabled", false);
+
+/** EXPERIMENTS ***/
+user_pref("app.shield.optoutstudies.enabled", false);
+user_pref("app.normandy.enabled", false);
+user_pref("app.normandy.api_url", "");
+
+/** CRASH REPORTS ***/
+user_pref("breakpad.reportURL", "");
+user_pref("browser.tabs.crashReporting.sendReport", false);
 
 /****************************************************************************
  * SECTION: PESKYFOX                                                        *
 ****************************************************************************/
 /** MOZILLA UI ***/
+user_pref("extensions.getAddons.showPane", false);
+user_pref("extensions.htmlaboutaddons.recommendations.enabled", false);
+user_pref("browser.discovery.enabled", false);
 user_pref("browser.shell.checkDefaultBrowser", false);
+user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons", false);
+user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features", false);
+user_pref("browser.preferences.moreFromMozilla", false);
+user_pref("browser.aboutConfig.showWarning", false);
+user_pref("browser.startup.homepage_override.mstone", "ignore");
+user_pref("browser.aboutwelcome.enabled", false);
+user_pref("browser.profiles.enabled", true);
+
+/** THEME ADJUSTMENTS ***/
+user_pref("toolkit.legacyUserProfileCustomizations.stylesheets", true);
+user_pref("browser.compactmode.show", true);
+user_pref("browser.privateWindowSeparation.enabled", false); // WINDOWS
+
+/** AI ***/
+user_pref("browser.ml.enable", false);
+user_pref("browser.ml.chat.enabled", false);
+user_pref("browser.ml.chat.menu", false);
+user_pref("browser.tabs.groups.smart.enabled", false);
+user_pref("browser.ml.linkPreview.enabled", false);
+
+/** FULLSCREEN NOTICE ***/
+user_pref("full-screen-api.transition-duration.enter", "0 0");
+user_pref("full-screen-api.transition-duration.leave", "0 0");
+user_pref("full-screen-api.warning.timeout", 0);
+
+/** URL BAR ***/
+user_pref("browser.urlbar.trending.featureGate", false);
 
 /** NEW TAB PAGE ***/
 user_pref("browser.newtabpage.activity-stream.default.sites", "");
+user_pref("browser.newtabpage.activity-stream.showSponsoredTopSites", false);
+user_pref("browser.newtabpage.activity-stream.feeds.section.topstories", false);
+user_pref("browser.newtabpage.activity-stream.showSponsored", false);
+user_pref("browser.newtabpage.activity-stream.showSponsoredCheckboxes", false);
 
-/** URL BAR ***/
+/** DOWNLOADS ***/
-user_pref("dom.text_fragments.create_text_fragment.enabled", true);
+user_pref("browser.download.manager.addToRecentDocs", false);
+
+/** PDF ***/
+user_pref("browser.download.open_pdf_attachments_inline", true);
+
+/** TAB BEHAVIOR ***/
+user_pref("browser.bookmarks.openInTabClosesMenu", false);
+user_pref("browser.menu.showViewImageInfo", true);
+user_pref("findbar.highlightAll", true);
+user_pref("layout.word_select.eat_space_to_next_word", false);
 
 /****************************************************************************
  * START: ZEN-SPECIFIC OVERRIDES                                            *