# Id Name Users TB60 TB68 TB78 TB91 TB102 TB115 TB128 Activity Current Min (ATN) Max (XPI) Max (ATN) Notes
68 324492 ImportExportTools 6430 3.3.2

2019-01-27 3.3.2

14.0 * 60.*
118 356507 Header Tools Lite
Header Tools Improved
2679 0.6.2

1.5.3

1.5.5

1.6.2

2.0.2

2.2.3

2024-09-18 2.2.3

128.0 128.* 128.*
178 543462 Emoji Menu 1055 2.0

2017-02-18 2.0

28.0 * 60.*
189 4394 Stationery 968 1.0.0

2018-07-29 1.0.0

52.0 * 60.*
208 330424 PrintingTools 864 1.3.0

2018-03-01 1.3.0

3.0 * 60.*
222 418520 Join-NG 764 0.8.4

2018-11-09 0.8.4

13.0 * 65.0
223 986288 MinimizeToTray Reanimated
Native tray support or third-party application
758 1.4.11

2019-03-30 1.4.11

60.0 * 63.*
249 454238 Address bulk copy (アドレス一括コピー) 568 1.0.4

2019-01-30 1.0.4

3.0a1pre * 60.*
256 986655 FrameWhite 514 57.8

141.1
141.1
141.1
141.1
141.1
2024-11-19 141.1
78.0 * *
266 962584 Theme Font & Size Changer (fixed) 468 64.6

2018-10-14 64.6

58.0 * 65.0
279 277002 ThunderPEC 424 1.9.1

2018-05-16 1.9.1

3.0 * 64.*
324 2377 Toolbar Buttons 298 1.1.1-signed.1-signed

2015-05-17 1.1.1-signed.1-signed

20.0 * 61.*
327 478179 Awesome Auto Archive 290 0.8

2018-09-02 0.8

60.0 * 63.0
328 362387 Custom Address Sidebar 287 2.5

2018-10-08 2.5

60.0 * 60.*
349 508352 Menu Wizard 238 5.11

2018-10-11 5.11

17.0 * 64.*
351 158397 Auto Resize Image 235 1.1.0

2018-12-17 1.1.0

3.3a1pre * 60.*
355 602486 Dorando keyconfig 231 2018.1

2018-02-26 2018.1

5.0b1 * 60.*
365 295715 Flexible Identity
Single Domain
214 1.0.6

2019-10-05 1.0.6

3.0 * 60.*
374 9956 ToneQuilla 208 1.2.2

2019-11-25 1.2.2

60.0 * 60.*
377 704523 EuropeanMX Spam Reporter 205 1.0

2.2.1
2.2.1
2.2.1
2.2.1
2.2.1
2024-07-24 2.2.1
74.0a1 * *
380 336740 TitleCase For Thunderbird 201 2.6.1

2018-12-20 2.6.1

1.0 * 60.*
382 256173 Master Password+ 199 1.30.9

2019-12-28 1.30.9

5.0 * 62.*
387 5337 ThunderBirthDay
Birthday Calendar
193 0.8.4

2018-11-21 0.8.4

3.0 * 60.*
388 1339 Expression Search / GMailUI 193 1.3

2018-03-18 1.3

52.0 * 60.*
392 312205 Address Move Button 187 0.3

2018-10-08 0.3

3.0 * 60.*
394 9808 StartupMaster 184 1.6.5

2017-10-31 1.6.5

10.0 * 61.*
404 363065 Copy Folder 173 2.1

2015-07-27 2.1

6.0 * 60.*
406 333220 ProfileSwitcher 171 1.7.7

2018-03-01 1.7.7

14.0 * 60.*
410 566490 Expertspam 166 1.60

2.0.1
2.0.1
2.0.1
2.0.1
2.0.1
2024-08-05 2.0.1
78.0 * *
423 876088 Theme Font & Size Changer for ThunderB 156 64.1

2018-01-11 64.1

3.0b4 * 60.*
432 550640 Nextcloud for Filelink
*cloud - FileLink for Nextcloud and ownCloud
149 1.8

2018-09-25 1.8

17.0 * 60.*
438 306600 Contact Tabs 138 2.6.4

2018-09-01 2.6.4

59.0 * 60.*
450 475804 Search as list 127 3.1.1

2019-01-13 3.1.1

60.0 * 60.*
468 800008 AddressBook in Tab 115 1.4

2018-02-19 1.4

45.0 * 61.*
476 327777 Auto Compress File 110 1.1.1

2018-08-31 1.1.1

3.0a1pre * 60.*
477 7026 Forward 109 0.19

2016-04-04 0.19

1.5 * 60.*
485 470213 P7MON 104 1.0.2

2014-03-05 1.0.2

27.0a1 * 64.*
496 175989 Subject Manager 99 1.2.0

2018-10-31 1.2.0

3.0a1pre * 60.*
503 479809 Secure Addressing 94 1.9

2018-12-11 1.9

60.0 * 60.*
532 9210 Ruler Bar 76 0.5.2019041801

2019-04-18 0.5.2019041801

60.0 * 60.*
534 442020 Awesome ldapInfoShow 75 1.2

2018-09-02 1.2

60.0 * 63.0
536 176736 Imap-ACL-Extension 73 0.2.8

2019-03-05 0.2.8

57.0 * 60.*
548 5878 CuteButtons 67 0.5.6

2017-12-09 0.5.6

8.0 * 60.*
556 866823 Classic Password Editor 63 1.1.2

2018-09-07 1.1.2

52.0a1 * 60.*
575 4591 Disable DragAndDrop (Thunderbird) 58 3.2.0

2018-05-29 3.2.0

45.0 * 60.*
587 12514 Gantt View 54 1.0.0.60

2018-06-30 1.0.0.60

57.0 * 64.*
590 427201 Tiny JavaScript Debugger 53 1.2.1

2018-09-23 1.2.1

24.0 * 61.0
593 162140 Get Selected Mails 53 1.3.0

2018-08-30 1.3.0

3.0a1pre * 60.*
601 986495 Copy Folder mod 51 2.2.1

2019-01-24 2.2.1

50.0 * 63.*
607 14467 Year view 49 0.6.2

2019-06-21 0.6.2

60.0 * 60.*
625 521266 Set Default Columns 43 1.2

2018-12-19 1.2

45.0 * 60.*
640 75777 QuickPasswords 40 3.10

2018-05-07 3.10

22.0 * 60.*
645 405119 AttachExtraTools 39 1.9.0

2018-12-23 1.9.0

14.0 * 60.*
653 57219 SortPref 38 1.1.4

2018-12-12 1.1.4

60.0 * 60.*
657 375281 Markdown Here 37 2.13.4

2018-09-30 2.13.4

6.0 * 60.*
661 9695 ViewAbout 36 2.1.2

2016-08-02 2.1.2

45.0a1 * 63.*
668 262823 ResetRec 34 1.3

2018-12-08 1.3

3.1 * 60.*
671 669617 MEGAbird 33 3.0

2018-12-11 3.0

13.0 * 60.*
674 742184 Reply As Original Recipient 32 1.1

2018-11-16 1.1

17.0 * 64.*
684 986476 Show Outlook Appointments (vcal / ics) 30 0.2.3

2019-01-13 0.2.3

60.0 * 60.*
687 521230 Reply to All as Cc 30 1.5.4

2019-09-27 1.5.4

45.0 * 60.*
690 254571 DOM Inspector Plus! [dm] 29 2.0.17.1.5

2018-09-19 2.0.17.1.5

5.0 * 60.*
697 303967 Advanced Unread Folders 27 2.4

2016-05-03 2.4

3.1 * 60.*
701 376453 LDAP - View Groups Members 26 0.4

2018-09-27 0.4

3.0 * 61.*
704 986470 PDF Viewer 25 1.0

2019-01-04 1.0

60.0a1 * 60.*
705 358688 Lightning QR Code Add-on 25 1.2.6

2018-11-28 1.2.6

60.0 * 60.*
706 354877 Enhanced Desktop Notifications 25 1.04

2018-10-17 1.04

5.0 * 60.*
717 439060 Mark Junk Read 23 1.04

2018-10-17 1.04

5.0 * 60.*
718 368862 CALDAV - Search/Subscribe 23 0.4.1

2018-12-12 0.4.1

60.0 * 61.*
719 771081 lightningWeather 22 0.5.0

2019-01-30 0.5.0

45.* * 60.*
730 14417 Expand mailing list recipients 21 0.3.2

2016-06-14 0.3.2

24.0 * 65.0
738 740067 SMTP Switch Reborn 20 0.3.2

2019-01-04 0.3.2

3.0a1pre * 60.*
757 372945 Sort and Search Customization Dialogs 18 0.1.4

2018-04-11 0.1.4

60.0 * 60.*
772 986676 Enhanced Date Formatter 16 1.0.1

2019-07-15 1.0.1

60.0 * 60.*
773 986609 Custom Sender Address and Reply 16 1.0.0

2019-03-31 1.0.0

3.0 * 60.*
774 740070 Reply To All Reminder 16 1.0

2016-10-08 1.0

1.5 * 65.0
775 663190 Thunderbird-DontRestoreTabs 16 1.2

2018-12-23 1.2

31.0 * 60.*
788 507700 IMAP Draft Unread 15 1.1.2

2018-03-19 1.1.2

21.0 * 60.*
794 234329 SavedSearchThemAll 15 1.4

2018-02-01 1.4

3.1 * 60.*
819 381417 TorBirdy 12 0.2.6

2018-10-06 0.2.6

52.0 * 60.*
821 9873 GlodaQuilla search indexing enhancemen 12 0.3.5

2019-01-21 0.3.5

60.0 * 60.*
843 800006 AdvancedTasks 10 1.6

2018-03-13 1.6

45.0 * 61.*
855 580612 Lightning Reminder Left Buttons 9 2.0.1

2015-07-18 2.0.1

21.0 * 60.*
859 322568 Report Spam 9 1.05

2019-03-08 1.05

60.0 * 60.*
866 986658 DetachAttachment 8 2.3.2

2019-10-06 2.3.2

60.0 * 60.*
867 694104 ExtendIMAPFilters 8 1.0.1

2016-03-26 1.0.1

45.0 * 60.*
901 4798 Spamness 7 0.6.4

2018-12-12 0.6.4

60.0 * 60.*
912 13037 MailSentry IronPort Spam Reporter 6 1.4.2

2013-10-11 1.4.2

14.0a1 * 61.0
924 986684 X-Spam-Score Column 5 1.2

2019-07-10 1.2

2.0 * 60.*
925 986556 AutoCopy_rebirth
AutoCopy 78+
5 1.2.91.1

2019-03-08 1.2.91.1

13.0 * 60.*
930 717404 MultiTemplateLoader 5 0.1.10

2019-01-05 0.1.10

60.0 * 60.*
934 620552 QFO - Quick Fuck Off 5 2.0.0

2019-01-24 2.0.0

9.0 * 60.*
944 367335 Trashcan 5 1.1

2015-02-07 1.1

3.1 * 60.*
981 424270 ZNotes 4 0.9.24

2014-11-25 0.9.24

17.0 * 60.*
992 326852 FastCC 4 1.0.1

2012-02-05 1.0.1

3.1 * 60.*
1028 812455 Webreq® Mailboard® 3 1.7

2018-06-16 1.7

45.7.0 * 63.0
1033 607570 Gravatars 3 1.2

2018-10-25 1.2

31.0 * 60.*
1046 304954 dwMailCopy 3 0.0.10

2018-12-29 0.0.10

1.5 * 60.*
1065 986303 Browsing Enhanced ⁵︎  (Hide Caption T 2 4.2.0

2018-09-29 4.2.0

60.0a1 * 60.*
1066 986261 Seturgent 2 3.0

2018-08-21 3.0

17.* * 60.*
1068 934975 Send to Things for Thunderbird 2 1.0

2018-02-12 1.0

52.0 * 60.*
1070 702784 Tategaki 2 0.2.2

2018-05-03 0.2.2

45.0 * 60.*
1077 623472 Feedly Synchronizer 2 1.2.0

2018-05-10 1.2.0

60.0 * 60.*
1079 522418 CodeHighlight 2 1.1.0

2019-02-11 1.1.0

1.5 * 60.*
1110 2947 AVIM 2 *.5.8.1

2018-07-23 *.5.8.1

2.0a1 * 62.*
1127 986672 Flat Folder Tree Reborn 1 1.0.0

2019-06-18 1.0.0

60.0 * 60.*
1128 986450 Secure Addressing Plus 1 1.91

2018-12-28 1.91

60.0 * 60.*
1129 986305 Dictionary Search 1 0.2

2018-10-09 0.2

60.0 * 63.0
1130 986260 EasyRight2Left 1 1.0

2018-08-21 1.0

52.0 * 60.*
1131 910305 Asciidoctor for Thunderbird 1 1.5

2019-05-16 1.5

1.5 * 67.*
1140 670376 DisableChunks 1 1.0.0

2015-11-18 1.0.0

27.0a1 * 60.*
1165 499806 Redmine連携 1 1.0.10

2019-01-12 1.0.10

1.0 * 60.*
1169 487684 GNOME Keyring integration 1 0.13

2018-08-12 0.13

5.0 * 60.*
1291 987799 Iranian Date For Thunderbird 0 1.1

2020-03-19 1.1

60.0 * 60.*
1292 986680 Report Phishing 0 1.1

2019-07-28 1.1

60.* * 60.*
1293 986525 TarotSignature 0 0.2

2019-02-13 0.2

1.5 * 66.0
1294 986223 Thunderbird Addons Test 0 2.1

2.3

2.3

2023-01-18 2.3

91.0 105.0 105.0
1296 960552 Esign 0 1.0.10

2018-09-10 1.0.10

50.0 * 60.*
1297 946707 Thunderbird Taiga Integration 0 2.0

2019-01-22 2.0

1.0 * 60.*
1323 686656 Zonio Freebusy for Lightning 0 1.0.3

2018-09-22 1.0.3

60.0 * 60.*
1347 614698 NirvanaHQ 0 1.3

2018-11-10 1.3

3.0 * 65.0
1389 470121 Bitmask Thunderbird Extension 0 0.0.9

2018-05-08 0.0.9

52.0 * 60.*
1604 9356 ReloadPAC 0 0.0.4

2015-08-25 0.0.4

1.5 * 60.*

The report is based on work by Christopher Leidigh, extended by John Bieling.