New in version 38.2.0

August 16th, 2015
  • Changed:
  • Hardware acceleration is now disabled by default to avoid crashing Thunderbird
  • Fixed:
  • A few bugs have been fixed to avoid crashing Thunderbird

New in version 38.1.0 (July 13th, 2015)

  • Copy/Paste into plain text editor deletes newlines from quoted text (bug 1143570)
  • Cross-posts won't send because Newsgroups: groups are separated with comma+space, not just comma (bug 1151448)
  • Cannot send email through exchange server (NTLM) (bug 1174159)
  • Doesn't display GB2312 encoded texts correctly for Chinese Characters (bug 1174580)
  • OAuth2 authentication for GMail does not work when specified server is imap.gmail.com or smtp.gmail.com. (bug 1176773)

New in version 38.0.1 (June 10th, 2015)

  • GMail supports OAuth2 authentication, removing the need to manually select "allow less secure applications" in Google options for the account. (bug 849540)
  • Ship Lightning calendar addon with Thunderbird and enable with an opt-out dialog (bug 1113183)
  • Filter sent messages (bug 11039)
  • Filter messages when archived (bug 479823)
  • Enable search in multiple/all address books (bug 170270)
  • Add support for Yahoo Messenger in Chat (bug 955574)
  • Support Internationalized domain name URLs for RSS feeds (Bug 1018589)
  • Show expanded columns in folder pane (bug 464973)
  • Allow file-per-message (maildir) local message storage (bug 845952)
  • Add a Learn more link to the support page in feeds subscribe dialog (bug 1053782)
  • Add reading position marker line to conversations (bug 760762)
  • The editor for twitter should show inputtable character count (bug 736002)
  • Thunderbird will no longer use SHA-1 to sign messages (bug 1018259)
  • Removed rarely used character sets: T.61-8bit, non-encoding Mac encoders, VISCII, x-viet-tcvn5712, x-viet-vps x-johab, ARMSCII8 , map us-ascii to windows-1252, ISO-8859-6-I and -E and ISO-8859-8-E, (bug 1068505 and others.)
  • Disable CONDSTORE support for IMAP to prevent discrepancies in IMAP message status (deleted, unread) on some servers (bug 912216)
  • Make OpenSearch queries open in the user's default browser (bug 1120777)
  • Default to using SSL for XMPP and IRC. This might cause issues for self-signed certificates (bug 1122567, bug 1122666)
  • Replied/forwarded icons disappear after folder repair, detach/delete (bug 840418)
  • Attachment "Save As" files are displayed in Tools/Saved Files (bug 914517)
  • Adding unknown email addresses to Mailing list, then deleting ghost duplicate entries from contacts pane, caused dataloss in mailing list (bug 628035)
  • Web site from RSS feed was not rendered correctly (bug 662907)
  • Email address with leading/trailing whitespace displayed wrongly with added quotes when composing ["foo"@bar.com] (bug 286760)
  • Force display of Sender header if S/MIME sender is the signer (bug 332639)
  • Addressing autocomplete widget: Typed text in red despite results/matches found if suggestions change by last input (bug 1042561)
  • Status bar not accessible (bug 934875)
  • Wrong folder may be deleted when requesting junk delete (bug 1018960)
  • Severe UI stutter or freezes getting new mail for very large folders (bug 870556)
  • Automatically rejoin multi-user conversations on reconnect for XMPP (bug 1014472)
  • Various improvements when using IRC on moznet (bug 1083768 and others)
  • Significantly improve XMPP support (bug 1085022 and others)
  • Fixes for connecting to non-standard IRC networks (bug 870556 and others)
  • Automatically reclaim IRC nicks during a reconnect (bug 1087566)
  • Changing location in editor doesn't preserve the font when returning to end of text/line (bug 756984)
  • Inline spell checker loses red underlines after a backspace is used (bug 1100966)

New in version 38.0 Beta 6 (May 24th, 2015)

  • Filter sent messages (bug 11039)
  • Support Internationalized domain name URLs for RSS feeds (Bug 1018589)
  • Filter messages when archived (bug 479823)
  • Enable search in multiple/all address books (bug 170270)
  • Show expanded columns in folder pane (bug 464973)
  • Allow file-per-message (maildir) local message storage (bug 845952)
  • Add a Learn more link to the support page in feeds subscribe dialog (bug 1053782)
  • Support Yahoo! Messenger chat protocol (bug 955574)
  • OAuth2 can be selected for gmail accounts in advanced and manual account configuration (bug 849540)
  • Add reading position marker line to conversations (bug 760762)
  • The editor for twitter should show inputtable character count (bug 736002)
  • Thunderbird will no longer use SHA-1 to sign messages (bug 1018259)
  • Removed rarely used character sets: T.61-8bit, non-encoding Mac encoders, VISCII, x-viet-tcvn5712, x-viet-vps x-johab, ARMSCII8 , map us-ascii to windows-1252, ISO-8859-6-I and -E and ISO-8859-8-E, (bug 1068505 and others.)
  • Disable CONDSTORE support for IMAP to prevent discrepancies in IMAP message status (deleted, unread) on some servers (bug 912216)
  • Make OpenSearch queries open in the user's default browser (bug 1120777)
  • Default to using SSL for XMPP and IRC. This might cause issues for self-signed certificates (bug 1122567, bug 1122666)
  • Replied/forwarded icons disappear after folder repair, detach/delete (bug 840418)
  • Attachment "Save As" files are displayed in Tools/Saved Files (bug 914517)
  • Adding unknown email addresses to Mailing list, then deleting ghost duplicate entries from contacts pane, caused dataloss in mailing list (bug 628035)
  • Web site from RSS feed was not rendered correctly (bug 662907)
  • Email address with leading/trailing whitespace displayed wrongly with added quotes when composing ["foo"@bar.com] (bug 286760)
  • Force display of Sender header if S/MIME sender is the signer (bug 332639)
  • Addressing autocomplete widget: Typed text in red despite results/matches found if suggestions change by last input (bug 1042561)
  • Status bar not accessible (bug 934875)
  • Wrong folder may be deleted when requesting junk delete (bug 1018960)
  • Severe UI stutter or freezes getting new mail for very large folders (bug 870556)
  • Automatically rejoin multi-user conversations on reconnect for XMPP (bug 1014472)
  • Various improvements when using IRC on moznet (bug 1083768 and others)
  • Significantly improve XMPP support (bug 1085022 and others)
  • Fixes for connecting to non-standard IRC networks (bug 870556 and others)
  • Automatically reclaim IRC nicks during a reconnect (bug 1087566)

New in version 38.0 Beta 5 (May 14th, 2015)

  • Filter sent messages (bug 11039)
  • Support Internationalized domain name URLs for RSS feeds (Bug 1018589)
  • Filter messages when archived (bug 479823)
  • Enable search in multiple/all address books (bug 170270)
  • Show expanded columns in folder pane (bug 464973)
  • Allow file-per-message (maildir) local message storage (bug 845952)
  • Add a Learn more link to the support page in feeds subscribe dialog (bug 1053782)
  • Support Yahoo! Messenger chat protocol (bug 955574)
  • OAuth2 can be selected for gmail accounts in advanced and manual account configuration (bug 849540)
  • Add reading position marker line to conversations (bug 760762)
  • The editor for twitter should show inputtable character count (bug 736002)
  • Thunderbird will no longer use SHA-1 to sign messages (bug 1018259)
  • Removed rarely used character sets: T.61-8bit, non-encoding Mac encoders, VISCII, x-viet-tcvn5712, x-viet-vps x-johab, ARMSCII8 , map us-ascii to windows-1252, ISO-8859-6-I and -E and ISO-8859-8-E, (bug 1068505 and others.)
  • Disable CONDSTORE support for IMAP to prevent discrepancies in IMAP message status (deleted, unread) on some servers (bug 912216)
  • Make OpenSearch queries open in the user's default browser (bug 1120777)
  • Default to using SSL for XMPP and IRC. This might cause issues for self-signed certificates (bug 1122567, bug 1122666)
  • Replied/forwarded icons disappear after folder repair, detach/delete (bug 840418)
  • Attachment "Save As" files are displayed in Tools/Saved Files (bug 914517)
  • Adding unknown email addresses to Mailing list, then deleting ghost duplicate entries from contacts pane, caused dataloss in mailing list (bug 628035)
  • Web site from RSS feed was not rendered correctly (bug 662907)
  • Email address with leading/trailing whitespace displayed wrongly with added quotes when composing ["foo"@bar.com] (bug 286760)
  • Force display of Sender header if S/MIME sender is the signer (bug 332639)
  • Addressing autocomplete widget: Typed text in red despite results/matches found if suggestions change by last input (bug 1042561)
  • Status bar not accessible (bug 934875)
  • Wrong folder may be deleted when requesting junk delete (bug 1018960)
  • Severe UI stutter or freezes getting new mail for very large folders (bug 870556)
  • Automatically rejoin multi-user conversations on reconnect for XMPP (bug 1014472)
  • Various improvements when using IRC on moznet (bug 1083768 and others)
  • Significantly improve XMPP support (bug 1085022 and others)
  • Fixes for connecting to non-standard IRC networks (bug 870556 and others)
  • Automatically reclaim IRC nicks during a reconnect (bug 1087566)

New in version 38.0 Beta 4 (May 5th, 2015)

  • Filter sent messages (bug 11039)
  • Support Internationalized domain name URLs for RSS feeds (Bug 1018589)
  • Filter messages when archived (bug 479823)
  • Enable search in multiple/all address books (bug 170270)
  • Show expanded columns in folder pane (bug 464973)
  • Add a Learn more link to the support page in feeds subscribe dialog (bug 1053782)
  • Allow file-per-message (maildir) local message storage (bug 845952)
  • Support Yahoo! Messenger chat protocol (bug 955574)
  • OAuth2 can be selected for gmail accounts in advanced and manual account configuration (bug 849540)
  • Add reading position marker line to conversations (bug 760762)
  • The editor for twitter should show inputtable character count (bug 736002)
  • Thunderbird will no longer use SHA-1 to sign messages (bug 1018259)
  • Make OpenSearch queries open in the user's default browser (bug 1120777)
  • Removed rarely used character sets: T.61-8bit, non-encoding Mac encoders, VISCII, x-viet-tcvn5712, x-viet-vps x-johab, ARMSCII8 , map us-ascii to windows-1252, ISO-8859-6-I and -E and ISO-8859-8-E, (bug 1068505 and others.)
  • Disable CONDSTORE support for IMAP to prevent discrepancies in IMAP message status (deleted, unread) on some servers (bug 912216)
  • Default to using SSL for XMPP and IRC. This might cause issues for self-signed certificates (bug 1122567, bug 1122666)
  • Replied/forwarded icons disappear after folder repair, detach/delete (bug 840418)
  • Attachment "Save As" files are displayed in Tools/Saved Files (bug 914517)
  • Adding unknown email addresses to Mailing list, then deleting ghost duplicate entries from contacts pane, caused dataloss in mailing list (bug 628035)
  • Web site from RSS feed was not rendered correctly (bug 662907)
  • Email address with leading/trailing whitespace displayed wrongly with added quotes when composing ["foo"@bar.com] (bug 286760)
  • Force display of Sender header if S/MIME sender is the signer (bug 332639)
  • Status bar not accessible (bug 934875)
  • Wrong folder may be deleted when requesting junk delete (bug 1018960)
  • Severe UI stutter or freezes getting new mail for very large folders (bug 870556)
  • Various improvements when using IRC on moznet (bug 1083768 and others)
  • Fixes for connecting to non-standard IRC networks (bug 870556 and others)
  • Automatically reclaim IRC nicks during a reconnect (bug 1087566)
  • Addressing autocomplete widget: Typed text in red despite results/matches found if suggestions change by last input (bug 1042561)
  • Significantly improve XMPP support (bug 1085022 and others)
  • Automatically rejoin multi-user conversations on reconnect for XMPP (bug 1014472)

New in version 31.6.0 (April 1st, 2015)

  • Same-origin bypass through anchor navigation
  • CORS requests should not follow 30x redirections after preflight
  • resource:// documents can load privileged pages
  • Use-after-free when using the Fluendo MP3 GStreamer plugin
  • Miscellaneous memory safety hazards (rv:37.0 / rv:31.6)

New in version 31.4.0 (January 14th, 2015)

  • The previous issues with jp mac builds have now been fixed, and Thunderbird will no longer need to be run in 32-bit mode.
  • Installing extensions within Thunderbird no longer requires download and installing as a file.Security fixes.

New in version 31.3.0 (December 2nd, 2014)

  • Fixes an issue where using LDAP autocomplete could end up with blank entries in the compose addressing list (Bug 1045753)
  • Fixes an issue where IRC participants were not removed from the display on leaving a channel.
  • Fixes a regression where Thunderbird wasn't respecting the skip integration option on the default client dialog.
  • Security fixes

New in version 31.2.0 (October 14th, 2014)

  • Fixed a case where having a contact and card in an address book with the same name could send to the mailing list (Bug 1008718)
  • Security fixes

New in version 33.0 Beta 1 (October 3rd, 2014)

  • Add UI for disabling and clearing Visited Link/Browsing History (Bug 1020339)
  • Support Internationalized domain name URLs for RSS feeds (Bug 1018589)
  • Various fixes and performance improvements

New in version 31.1.2 (September 25th, 2014)

  • Fixed an issue where anchor links would not work in HTML emails (Bug 974857)
  • Security fixes

New in version 31.1.1 (September 11th, 2014)

  • Fixed an issue where mailing lists with spaces in their names couldn't be autocompleted (Bug 1060901)
  • Fixed an occasional startup crash (Bug 1005336)

New in version 31.0 (July 21st, 2014)

  • 957184 Replace |.getService() .QueryInterface(iid)| by |.getService(iid)| in comm-central
  • 991491 Fix the CSS variables after bug 985838
  • 973316 TEST-UNEXPECTED-FAIL + PROCESS-CRASH | xpcshell/tests/mailnews/local/test/unit/test_nsIMsgParseMailM…
  • 1003525 Opening a message, feed, or newsgroup message in a tab results in an empty transparent tab
  • 997638 JavaScript strict warning: chrome://messenger/content/virtualFolderProperties.js, line 71: assignmen…
  • 1005577 Can't see text beside the icons of the quickfilter bar when using a dark theme.
  • 1000203 Incorrect value checked for domains length in readFromXML
  • 853516 Blue starburst icon doesn't fit properly in TB 24 on a @2x display.
  • 953102 external api build bustage: ../../../mail/components/build/libmailcomps.a: No such file or directory
  • 686851 Implement "Open containing folder" contextual action for messages in search results, own tab, or sta…
  • 975381 Use DOM_VK_RETURN/NS_VK_RETURN instead of DOM_VK_ENTER/NS_VK_ENTER
  • 991449 TBPL Windows builds fail due to excessively long path names
  • 980356 Make nsMessengerWinIntegration.cpp compile with frozen linkage.
  • 1010714 From field doesnt have the same padding as to/cc/bcc/subject
  • 499995 fix signed/unsigned compiler warnings in mailnews
  • 765471 Mail Compact exhausts disk space, and stays full until response to ""unable to compact mail folders"…
  • 968993 selecting spans of different color in HTML message compose produces CSS warning
  • 993371 Instantly get and use favicon for feed after importing feeds from opml file or adding single feed ma…
  • 749097 Address Book quick search for strings with round brackets fails: (searchword)
  • 898860 expandeddateLabel misspelled "date" value
  • 983086 mailnews/resources/logHelper.js | Error console says [stackFrame mutating the [[Prototype]] of an ob…
  • 986927 test-attachment-menus.js fails if message reader size changes
  • 1001008 Reduce padding on compose findbar on OS X.
  • 998963 Fix to handle slow responding feed favicons
  • 581940 Drag and Drop of message to OS folder (e.g. Desktop) truncates filename prematurely and omits the .e…
  • 1002550 Win8: style AppMenu
  • 457296 Implement separate whitelist for addresses/domains allowed to load remote images for email
  • 991626 Thunderbird crash in NS_CycleCollectorSuspect3
  • 525124 Double Clicking in a Blank Space Opens the Advanced Property Editor
  • 608844 Never show remote content from site
  • 959309 Finish JSMime 0.2 and land it on comm-central
  • 768516 Thunderbird tabs in the title bar on OS X
  • 1004685 rename all occurences of "check" attribute in mailWindowOverlay.xul to "checked"
  • 992080 Use @import for shared files instead of %include
  • 953426 expose remote content per-host privileges
  • 558931 Composition's recipient autocomplete does not / fails to show all matching address book entries (imp…
  • 745301 Show favicon next to RSS/Atom feeds
  • 742746 Directed messages should be able to hook into system prompts/give notifications (similar style to ne…
  • 984155 Build Thunderbird with frozen linkage / external API - Windows fixes
  • 441437 Provide a non-rdf way to go from a URI to a msgFolder
  • 991070 followup fix for Bug 955869
  • 937056 Move UTF-7 decoder/encoder to comm-central
  • 995681 Hovering over a separated toolbar button hides the separator even in its disabled state.
  • 894306 Filelink: YouSendIt is now Hightail
  • 986724 security > passwords: strings for error message if FIPS active not defined, error popup not shown wh…
  • 946279 Implement autotagging of feed tags
  • 1001064 Update .statusMessageToolbarItem to match the new button style.
  • 993646 possibly unnecessary preprocessed css files after bug 992080
  • 586131 Quickfilter bar has lost OR functionality using | (Pipe character)
  • 953204 Use the Fx Australis titlebar styling
  • 1005687 Scam/Phishing alert no longer showing when links in identified scam messages are clicked/followed
  • 992889 Shared mailWindow1.css not imported
  • 986234 Thunderbird trunk build currently fails with "ERROR PROCESSING MOZBUILD FILE[...] ldap/moz.build T…
  • 992127 Add a LaTeX-to-MathML dialog box to the mail composer
  • 961666 Chat notification sound should be customizable
  • 992643 Options... and some others should not end w/ ellipsis.
  • 927876 Focus on filter editor does not move to new filter field
  • 1001866 Use the new Australis toolbar button style for messengercompose.css on OS X.
  • 1001869 Use the new Australis toolbar button style for the AB on OS X.
  • 414865 Attachment will lose file extension when renamed in "Save as" dialogue and "hide extension for known…
  • 984978 Adjust TB's theme for Windows 8 and up
  • 983443 cleanup some unused includes in .idl files of comm-central
  • 1000855 Icon for closing chat used in hover/onmouseover strechted, should always be square and never become …
  • 1001113 TB Perma-fail: test_bug718500.js | test failed (with xpcshell return code: 0) | Unknown chardet: UTF…
  • 981405 "Recent Folders" sorting has switched from case insensitive to case sensitive
  • 1001886 Participant tooltip content doesn't wordwrap
  • 1011616 Join Chat dialog box won't close with Auto-join this Chat Room checked
  • 992675 Tab is missing end stroke
  • 995747 Port Bug 946987: [Australis] curved tabs looks ugly when scaled up (hi-dpi)
  • 975816 Shift+Click to switch between HTML and Plain text doesn't work on Account Central "Write a new messa…
  • 865972 Incorrect use of error code generation macro.
  • 905910 Enable comm-central tests to run in parallel
  • 950455 Make thread-pane "snap to last page" behavior optional
  • 1003295 Win8: Text color on inactive tabs makes text very hard to read (FX bug 940393)
  • 978592 "Favorite Folders" view shouldn't sort in a hierarchy?
  • 530629 Ctrl+F when composing should just show find bar as usual (with "Find and Replace..." button)
  • 360648 [Meta] TB toolkit autocomplete migration
  • 999881 Use CharsetMenu instead of the old charsetOverlay in Thunderbird
  • 842963 Crash loop/repeats in libxul.so nsMsgGroupThread::RemoveChildAt
  • 995797 Possible improvement in the text of the headers of reply in the emails
  • 883670 Account wizard does not allow manual config of SMTP username
  • 964824 Add sanity-checking to message list padding improvements
  • 86233 [RFE] Show account name in status bar when downloading messages from POP servers (Getting mail from …
  • 802266 Review NS_* definitions in nsComposeStrings.h
  • 549712 Customize option in Search Messages is wonky
  • 334053 In prefs about reply headers, some sequences beginning with % give anomalous results
  • 959209 Investigate whether Thunderbird still needs the XPFE autocomplete widget
  • 951019 Port bug 915735 to mail/installer/package-manifest.in and suite/installer/package-manifest.in
  • 670445 When creating a virtual folder, the selected folder for search is incorrect. (it may miss the top-m…
  • 1003856 Selecting address from recipient autocomplete broken for all scenarios except {Name beginsWith} topm…
  • 991220 Remove Ubuntu One Support From Thunderbird
  • 985595 Toolbarbutton-icon is to small
  • 1000190 Permanent orange: test_dod.js,test_partsOnDemand.js | application crashed [@ nsStringBundleService::…
  • 989653 send filelink attachment always triggers the attachment reminder

New in version 29.0 Beta 1 (April 25th, 2014)

  • Bug 976536 - Fix JSFunction::existingScript returning NULL in some cases.
  • Bug 995995 - Set testing prefs to redirect to the test proxy server for RSS feeds.
  • Bug 996031 - Remove 455407.html crashtest.
  • Bug 996019 - Fix browser_bug435325.js to not connect to example.com.
  • Bug 996009 - Ensure that the richtext2 browserscope tests do not attempt to contact the external network.
  • Bug 997402 - both bing and yahoo params are broken.

New in version 24.2.0 (December 11th, 2013)

  • Fixed:
  • Fixed an issue where long messages with multiple signatures could end up unreadable (bug 929006)
  • Fixed an issue where editing account settings was not possible in some non-standard configurations of local folder set-ups (bug 921371)
  • Security fixes:
  • MFSA 2013-117 Mis-issued ANSSI/DCSSI certificate
  • MFSA 2013-116 JPEG information leak
  • MFSA 2013-115 GetElementIC typed array stubs can be generated outside observed typesets
  • MFSA 2013-114 Use-after-free in synthetic mouse movement
  • MFSA 2013-113 Trust settings for built-in roots ignored during EV certificate validation
  • MFSA 2013-111 Segmentation violation when replacing ordered list elements
  • MFSA 2013-109 Use-after-free during Table Editing
  • MFSA 2013-108 Use-after-free in event listeners
  • MFSA 2013-104 Miscellaneous memory safety hazards (rv:26.0 / rv:24.2)

New in version 24.1.0 (October 30th, 2013)

  • Fixed an issue where signatures were shown in too lighter grey making them difficult to read (bug 917906)
  • Fixed an issue where Auto CC for reply might not work if the cc address is the same as the sending address (bug 917231)
  • Security fixes

New in version 24.0.1 (October 11th, 2013)

  • 913785 Allow fully qualified domain names (fqdn) to be accepted as smtp/pop3/imap/news server name in the account manager
  • 919797 Help contrast by making new messages appear 'blue' instead of the link text color
  • 917955 Fix crash during newsgroup subscribe and correct sorting order of the filtered list
  • 891904 Fix inline spell checking in the compose window

New in version 24.0 (September 17th, 2013)

  • Various fixes and performance improvements.

New in version 17.0.8 (August 7th, 2013)

  • MFSA 2013-75 Local Java applets may read contents of local file system
  • MFSA 2013-73 Same-origin bypass with web workers and XMLHttpRequest
  • MFSA 2013-72 Wrong principal used for validating URI for some Javascript components
  • MFSA 2013-71 Further Privilege escalation through Mozilla Updater
  • MFSA 2013-69 CRMF requests allow for code execution and XSS attacks
  • MFSA 2013-68 Document URI misrepresentation and masquerading
  • MFSA 2013-66 Buffer overflow in Mozilla Maintenance Service and Mozilla Updater
  • MFSA 2013-63 Miscellaneous memory safety hazards (rv:23.0 / rv:17.0.8)

New in version 23.0 Beta 1 (July 4th, 2013)

  • 864256 Build failure in nsMsgStatusFeedback.cpp: "error: 'class nsIXULBrowserWindow' has no member named 'S…
  • 640371 Local Inbox folder allowed to grow past 4GB by mail download
  • 856451 Make the New Mail alert show time easy adjustable
  • 852869 Remove some redundant Makefile.in files in comm-central
  • 856456 Prompts to save unmodified message forward draft (commit in bug 762594 not complete fix)
  • 810763 create test file to check proper handling/rejection of certain values input into the Account manager
  • 853135 The Attachments menu belongs under the Message menu (port seamonkey bug 352696)
  • 855057 handle account name that is a substring of another one properly in the activity manager
  • 845187 JavaScript interpreter encounters an uninitialized memory from XPCOM interface (thunderbird)
  • 523796 Eml file content change sending it as an attached file (if there is no [CRLF] at end of .eml file, T…
  • 838805 remove some small occurrences of nsISupportsArray in mailnews
  • 859287 After the toolbar customization dialog is used, the "Get Mail" pull down does not display full width…
  • 853531 Use a nicer icon for the new "New Mail" notification.
  • 813725 Top of RSS item viewing window frozen
  • 856478 remove nsISupportsArray from mailnews/extensions/mailviews/src/nsMsgMailViewList.cpp
  • 595104 Support plural forms in messenger.properties where possible
  • 856304 remove some obsolete constructs in /mailnews
  • 832034 support non-IMAP async folder create types in processNextBatch of mailWindowOverlay.js
  • 847259 (Linux) drag and drop rss feed link from browser to folderpane does nothing
  • 860966 Compile failure in msgMapiImp.cpp with Visual Studio 2012
  • 868393 Require alphabetical order when assigning to order-independent moz.build variables
  • 861867 Add new Toolbar Icons for Thunderbird.
  • 857647 Don't show balloon notification on new mail if tray icon is disabled
  • 68784 when sending mail, should first check "no recipient", then "no subject" (it's currently the other wa…
  • 869425 Move MODULE to moz.build in comm-central
  • 810675 do not needlessly preprocess some mail/ files
  • 694196 crash [@ MsgGetHeadersFromKeys(nsIMsgDatabase*, nsTArray con…
  • 868848 Build failure: [xul.dll: fatal error LNK1120: 1 unresolved externals] [DXVA2Manager.obj: error LNK20…
  • 825012 Expose methods to insert/remove indices in the m_keys array in msgDBView
  • 465731 Don't include toolbar.css in application chrome
  • 851899 fix some compiler warnings in mailnews/imap/src/nsImap*.cpp
  • 856432 Modernize the New Mail alert appearance
  • 745919 TB 11.0.forwarding plain-text (non-MIME) emails creates empty "Attached Message Part" even when forw…
  • 864192 Move EXPORTS to moz.build in comm-central
  • 866498 Radio groups for switching {View > Feed Message Body As > Original HTML|Simple HTML|Plain Text} are …
  • 837643 crash in nsMsgDatabase::ClearHdrCache
  • 869445 Configure without mozconfigs broken
  • 854536 Remove GRE_MODULE from Makefile.in's (port bug 852534 and rules.mk of bug 817076)
  • 837409 crash [@ nsImapMailFolder::AddMoveResultPseudoKey(unsigned int)], [@ nsImapMailFolder::AddMoveResult…
  • 869449 Kill off DIR_INSTALL
  • 855754 Pass current nsIURI to PGP/MIME proxy object
  • 851275 show size on disk for newsgroup folders
  • 846540 Emasculate comm-central/configure.in
  • 875472 Version 22b1 - Close/Minimize functions top right are disabled/masked when non-standard themes are u…
  • 308690 No confirmation prompt when force-deleting messages with SHIFT+DEL (currently no protection against …
  • 870307 Remove some redundant nsVoidArray includes and member variable
  • 734550 test_mailGlue_distribution.js: Services.prefs.getPref() does not exist
  • 846551 The unread count on the chat toolbar button is ugly and unreadable on a Mac retina screen
  • 877132 System integration dialog broken - Components.classes["@mozilla.org/mail/shell-service;1"] reference…
  • 507103 Composition's "Save" button remembers last "Save as" choice (draft, template, or file), but no indic…
  • 830177 Typographic fix in Account Provisioner labels
  • 679908 probing.png is missing
  • 876710 When using Personas on Mac, the title bar is overlaid by the tab bar (Address book & Compose windows…
  • 507622 remove some usage of obsolete dialogOverlay.xul in mailnews/
  • 248808 Search/filter/mailview: "date", "is after" includes messages on date
  • 872041 Mailing List does not work when entered in address box
  • 866412 Build failure: cannot convert from 'already_AddRefed' to 'nsIAtom *'
  • 856914 Add a mail services C++ helper
  • 869359 Move XPCSHELL_TESTS to moz.build as XPCSHELL_TESTS_MANIFESTS in comm-central
  • 859120 Unprefix the last -moz-linear-gradient in mail/themes
  • 431217 Send button should be disabled until we have a recipient
  • 807699 Sanitize dialog ("Clear Recent History") cleanup: unused strings
  • 859125 Clean up confvars.sh and configure.in
  • 877616 Attempting to drag a window via the title bar with a Persona enabled doesn't work
  • 863231 Send button not working properly after Bug 431217, when filling recipients via Contacts sidebar

New in version 17.0.7 (June 26th, 2013)

  • MFSA 2013-59 XrayWrappers can be bypassed to run user defined methods in a privileged context
  • MFSA 2013-56 PreserveWrapper has inconsistent behavior
  • MFSA 2013-55 SVG filters can lead to information disclosure
  • MFSA 2013-54 Data in the body of XHR HEAD requests leads to CSRF attacks
  • MFSA 2013-53 Execution of unmapped memory through onreadystatechange event
  • MFSA 2013-51 Privileged content access and execution via XBL
  • MFSA 2013-50 Memory corruption found using Address Sanitizer
  • MFSA 2013-49 Miscellaneous memory safety hazards (rv:22.0 / rv:17.0.7)

New in version 21.0 Beta 1 (April 11th, 2013)

  • The Twitter API has been updated to use v1.1, the current version (bug 857049)
  • LDAP passwords are correctly saved again (bug 833971)
  • Fix a memory leak when closing the compose window
  • Various fixes and performance improvements

New in version 20.0 Beta 1 (March 21st, 2013)

  • Emails can now be sent to IDN based email addresses (bug 127399)
  • Various fixes and performance improvements

New in version 17.0.3 (February 20th, 2013)

  • Security fixes can be found here
  • Attachments sometimes could not be removed from the composition window using the keyboard, this is now fixed (799451)

New in version 17.0.2 (January 9th, 2013)

  • Security fixes can be found here
  • Pressing the 'x' button on Windows now closes only one window rather than the whole application (805185)
  • An issue that caused occasional corruption in local folders after filtering is now fixed (815012)
  • An issue that caused deletion of drafts saved in IMAP folders whilst in offline mode is now fixed (805626)

New in version 17.0 (November 21st, 2012)

  • A Menu Button is now shown to new users by default
  • Tabs are now drawn in the title bar on Windows
  • An issue causing spell-checking only parts of words in Thunderbird 16 is now fixed (790475)
  • An issue causing Thunderbird 16 to repeatedly download emails is now fixed (806760)
  • RSS feeds can now be viewed in the Wide View Layout (531397)
  • Various fixes and performance improvements
  • Various security fixes
  • Mac OS X 10.5 is no longer supported

New in version 16.0 (October 10th, 2012)

  • Box.com support added to Filelink
  • Windows: Thunderbird is now easier to update with one less prompt (User Account Control)
  • Thunderbird now supports silent, background updates
  • Various fixes and performance improvements

New in version 15.0 (August 28th, 2012)

  • Integration of Chat with unified global search
  • Do Not Track option has been added
  • New Australis User Interface
  • Ubuntu One has been added to the list of online storage providers for Filelink
  • Various fixes and performance improvements

New in version 14.0 (July 17th, 2012)

  • Ubuntu One has been added to the list of online storage providers for Filelink

New in version 13.0 (June 6th, 2012)

  • Filelink: Send links rather than attachments and prevent bounce back due to large attachments.

New in version 13.0 Beta 1 (May 11th, 2012)

  • Filelink: Send links rather than attachments and prevent bounce back due to large attachments.

New in version 11.0 (March 14th, 2012)

  • New user interface with Tabs above the main menu bar to facilitate navigation and make it more contextual, and several other platform fixes.

New in version 10.0 Beta 1 (December 27th, 2011)

  • New ability to search the Web
  • Improvements to searching email
  • Create a new email account
  • Several fixes when drafting email
  • and several other platform fixes

New in version 9.0 (December 21st, 2011)

  • Added an opt-in system for users to send performance data back to Mozilla to improve future versions of Thunderbird
  • Better keyboard handling for attachments
  • Windows users can hide the menu bar (and show it with the "alt" key)
  • Several user interface fixes and improvements
  • and numerous other platform fixes

New in version 9.0 Beta 1 (November 17th, 2011)

  • Added an opt-in system for users to send performance data back to Mozilla to improve future versions of Thunderbird
  • Better keyboard handling for attachments
  • Windows users can hide the menu bar (and show it with the "alt" key)
  • Several user interface fixes and improvements
  • and numerous other platform fixes

New in version 8.0 (November 8th, 2011)

  • Thunderbird is based on the new Mozilla Gecko 8 engine
  • Add-ons installed by third party programs are now disabled by default
  • New Search and Find Shortcuts
  • Improved accessibility of the attachment list
  • Folder switching pane widget removed
  • Numerous platform fixes to stability
  • Fixed several security issues

New in version 8.0 Beta 1 (October 5th, 2011)

  • Add-ons installed by third party programs are now disabled by default
  • Added a one-time add-on selection dialog to manage previously installed add-ons
  • Improved accessibilty of the attachment lists
  • Several user interface fixes and improvements
  • and numerous other platform fixes

New in version 5.0 Beta 1 (June 3rd, 2011)

  • New Addons Manager and extension management API (user interface will be changed before final release)
  • Tabs can now be reordered and dragged to different windows
  • Revised account creation wizard, offering improved set-up
  • Attachment sizes now displayed along with attachments
  • New troubleshooting information page to aid supporting and diagnosing problems in Thunderbird
  • Plugins can now be loaded in RSS feeds by default
  • Various other user interface fixes and improvements
  • Support for Mac 32/64 bit Universal builds (Thunderbird Beta will no longer support PowerPC on Mac)
  • and numerous other bug fixes

New in version 3.3 Alpha 3 (March 16th, 2011)

  • Tabs can now be reordered and dragged to different windows
  • Revised account creation wizard, offering improved set-up
  • Plugins can now be loaded in RSS feeds by default
  • and numerous other bug fixes

New in version 3.3 Alpha 2 (January 21st, 2011)

  • Notable changes in Miramar Alpha 2 from Miramar Alpha 1
  • New Troubleshooting information page to aid supporting and diagnosing problems in Thunderbird
  • Notifications of add-on installation progress and issues now work correctly
  • Attachment reminder now works again
  • Attachment sizes are now available in the compose window
  • and numerous other bug fixes
  • Notable changes in Miramar Alpha 2 when compared to Thunderbird 3.1
  • New Addons Manager and extension management API (user interface will be changed before final release)
  • Attachment sizes now displayed along with attachments
  • Several user interface fixes for Windows Vista/Windows 7
  • Support for Mac 32/64 bit Universal builds ( will no longer support PowerPC on Mac)
  • Over 280 platform fixes to improve performance and stability