# Id Name Users TB78 TB91 TB102 TB115 TB128 TB140 TB150 Activity Current Min (ATN) Max (XPI) Max (ATN) Notes
4 195275 Send Later 113804 8.9.8

 9.0.11

 10.6.1

 10.6.1

 10.7.8

 10.7.8

 10.7.8

 2025-11-07 10.7.8

 126.0 146.* 151.*
5 4654 Remove Duplicate Messages 92066 0.5.2.2

 0.5.4b5

 0.5.4b5

 0.5.4b5

 0.6.4

 0.6.6

 0.6.6

 2026-04-23 0.6.6

 140.0 150.* *
7 988138 Grammar and Spell Checker — LanguageTo 74662 8.11.2

 8.11.2

 8.11.2

 8.11.2

 8.11.2

 8.11.2

 8.11.2

 2024-07-31 8.11.2

 78.0 130.* 151.*
8 47144 Mail Merge 71813 7.4.0

 8.4.0

 9.6.1

 10.5.0

 11.5.0

 11.5.0

 11.5.0

 2026-03-31 11.5.0

 128.0a1 150.* 151.*
20 438634 DKIM Verifier 27927 4.1.1

 5.6.0

 5.6.0

 5.6.0

 6.2.1

 6.2.1

 6.2.1

 2026-04-07 6.2.1

 128.0 151.* *
21 54035 Thunderbird Conversations 24265 3.2.35

 4.0.26

 4.0.26

 4.1.7

 4.3.1

 4.3.9

 4.3.9

 2026-03-20 4.3.9

 140.0a1 150.0a1 151.0a1
27 2533 Addressbooks Synchronizer 22247 4.14

 4.14

 4.22

 4.22

 4.22

 4.22

 4.22

 2025-09-28 4.22

 102.0 145.* 151.*
29 10052 FiltaQuilla 17500 3.4

 3.7.2

 3.7.2

 4.3.1

 5.5.1

 6.1

 6.1

 2026-01-20 6.1

 140.0 149.* 151.*
33 217293 Signal Spam 15573 4.2.2

 4.2.2

 4.2.2

 4.2.9

 4.2.9

 4.2.9

 4.2.9

 2026-01-15 4.2.9

 115.0 148.* 150.*
34 64758 XNote++ 14232 3.1.7

 3.5.16

 3.5.16

 4.7.7

 4.7.7

 4.7.7

 4.7.7

 2026-02-23 4.7.7

 115.0 148.* 150.*
40 986685 Phoenity Icons 12286 3.4

 3.7

 3.10


 3.14


 3.19


 3.19


 3.19


 2026-03-27 3.19


 128.0 151.* *
41 987783 Compact Headers 11791 2.23

 2.25

 3.5

 5.12

 5.12

 5.12

 5.12

 2026-03-27 5.12

 115.0 151.* *
42 4970 Tag Toolbar / Tag Popup 11758 2.1.5

 2.3.5

 2.4.1

 2.4.7

 2.4.7

 2025-03-23 2.4.7

 128.0 136.* 149.*
48 989207 Close to Tray (for Windows) 10465 1.6

 1.6

 1.6

 1.6

 1.6

 1.6

 1.6

 2026-01-31 1.6

 76.0 149.* *
54 1556 Allow HTML Temp 9756 6.3.8

 7.0.6

 8.1.5

 9.1.1

 10.1.1

 10.1.1

 10.1.1

 2025-09-25 10.1.1

 128.0 145.* 152.*
60 12018 Quick Folder Move 7951 1.9.0

 1.10.0

 1.10.0

 2.9.2

 3.3.0

 3.3.0

 3.3.0

 2025-06-21 3.3.0

 128.0 141.* 151.*
74 987906 Full Address Column 5339 1.0.4

 1.0.4

 1.0.4

 1.2.4

 1.2.4

 1.2.4

 1.2.4

 2025-05-16 1.2.4

 115.10.0 133.* *
75 987885 tbkeys-lite 5100 2.2.4

 2.2.4

 2.2.4

 2.3.0

 2.4.3

 2.4.3

 2.4.3

 2026-02-17 2.4.3

 128.0 149.* 151.*
82 46207 mailmindr 4268 1.5.0

 1.5.0

 1.7.1
 1.7.1
 1.7.1
 1.7.1
 1.7.1
 2024-08-04 1.7.1
 102.0 129.* *
83 987888 Message Header Toolbar Customize 4210 2.2.1

 2.2.2

 2.3.6

 2.4.3

 2.4.4

 2.4.4

 2025-03-23 2.4.4

 128.0 136.* 149.*
84 12802 Phoenity Buttons 4095 4.2

 4.3

 4.3

 5.1

 5.4

 5.4

 5.4

 2026-03-27 5.4

 128.0 151.* *
88 987775 Search Button 3935 2.3.2

 2.3.2

 2.3.2

 3.0.0

 3.1.0

 3.1.0

 4.0.0

 2025-06-29 4.0.0

 141.0 141.* 151.*
90 986682 Disable DragAndDrop (New) 3924 5.5.0

 5.5.0

 5.5.0

 5.5.0

 6.9.0

 6.9.0

 6.9.0

 2026-01-18 6.9.0

 128.0 149.* *
93 1898 FolderFlags 3829 1.6.0

 1.6.0

 1.6.0

 1.6.0

 1.7.2

 1.7.2

 1.7.2

 2025-08-18 1.7.2

 128.0 142.* 151.*
94 11646 No Message Pane Sort 3770 2.0.2

 2.0.2

 2.0.2

 3.0.2

 3.0.2

 3.0.2

 3.0.2

 2023-07-21 3.0.2

 115.0 116.* *
97 988001 Attachment Viewer: view in a tab, slid 3466 1.2.7

 2.3.3

 2.3.3

 2.9.2

 3.4.12

 3.4.12

 2026-02-24 3.4.12

 128.0 148.* 149.*
98 987740 Nostalgy++/ Manage, search and archive 3465 3.4.2

 3.4.2

 3.6.18

 4.8.80

 5.0.3

 5.0.3

 5.0.3

 2026-01-12 5.0.3

 128.0 147.* 150.*
108 987764 Header Tools Improved 2998 3.7

 3.9

 3.9

 4.7

 4.12

 4.12

 4.12

 2025-09-27 4.12

 128.0 145.* *
110 116388 Automatic Dictionary 2947 3.0.1

 3.0.1

 3.15.0

 3.15.0

 4.13.0

 4.13.0

 4.13.0

 2026-03-05 4.13.0

 128.0 148.0 151.*
112 331319 Folder Pane View Switcher 2921 4.0.2

 6.1

 6.1

 6.1

 6.1.3

 6.1.3

 6.1.3

 2026-02-08 6.1.3

 126.0 148.* 151.*
113 986692 Profile Switcher 2888 2.6

 2.6

 2.6

 3.3

 3.7

 3.7

 3.7

 2025-06-27 3.7

 128.0 141.* *
115 988190 Old (classic) Icons 2783 1.0.4

 1.2.2

 1.5.2


 1.6


 1.7.1


 1.7.1


 1.7.1


 2025-03-09 1.7.1


 128.0 138.* *
119 988195 Filter Manager 2462 1.0

 1.1

 1.1

 1.3

 1.3

 1.3

 1.3

 2025-01-26 1.3

 115.0 136.* *
124 987911 Spam Scores 2214 1.3.1

 1.4.2

 1.4.2

 1.6.0

 1.6.0

 1.6.0

 1.6.0

 2025-11-11 1.6.0

 115.0 144.* *
129 356507 Header Tools Lite
↳ Header Tools Improved		 2074 1.5.3

 1.5.5

 1.6.2

 2.0.2

 2.4.7

 2.4.7

 2026-01-20 2.4.7

 128.0 148.* 149.*
131 988215 Startpoint Manager 2052 1.2.1

 2.5.2

 4.2.3

 6.1.3

 6.1.3

 7.0.0

 2026-03-24 7.0.0

 148.0a1 149.* 151.*
145 987784 Config Button 1833 1.7

 1.8

 1.8

 2.2

 2.2

 2.2

 2.2

 2025-01-26 2.2

 115.0 136.* *
146 310 BiDi Mail UI 1762 0.13

 0.13

 0.13

 0.14.1

 0.16.2

 0.16.3

 0.16.3

 2025-10-26 0.16.3

 140.0 144.* *
152 986632 SPAMBEE 1516 3.2.3

 3.2.3

 3.2.3

 3.3.8

 3.3.8

 3.3.8

 3.3.8

 2026-01-15 3.3.8

 115.0 148.* 150.*
154 988056 Get All Mail Button for TB78++ 1467 2.3.1

 2.3.1

 2.3.1

 3.1.1

 4.0.0

 4.0.0

 4.0.0

 2025-02-05 4.0.0

 126.0 136.* 151.*
159 987787 Restart Button 1397 1.3

 1.6

 1.6

 1.6

 1.7

 1.7

 1.7

 2025-01-26 1.7

 128.0 136.* *
162 988770 Auto Profile Picture 1374 2.5.0

 2.5.0

 2.5.0

 2.5.0

 2026-02-08 2.5.0

 112.0 149.* *
165 987865 Previous Colors 1306 1.2

 1.2

 1.2

 1.2

 2.1

 2.1

 2024-07-27 2.1

 128.0 128.* 148.*
173 2561 Copy Sent to Current 1168 3.27

 3.27

 3.39

 3.39

 3.39

 3.39

 2025-07-01 3.39

 102.3.0 141.* 148.*
177 1279 Xpunge 1160 2.1.1

 3.0.0

 3.0.0

 4.0.2

 5.0.2

 2024-11-13 5.0.2

 128.2.0 131.* 139.*
180 987987 Toggle HTML 1134 1.4

 1.7

 1.7

 1.9

 1.9

 1.9

 1.9

 2025-01-26 1.9

 115.0 136.* *
181 360086 Toggle Headers 1130 3.0

 3.0

 3.0

 4.2

 4.2

 4.2

 4.2

 2025-04-07 4.2

 115.0 139.* *
183 3492 Show InOut 1102 3.14

 3.14

 3.14

 4.6

 4.6

 4.6

 4.6

 2024-07-15 4.6

 115.10.0 130.* 151.*
186 331666 QuickArchiver 1086 0.2.11

 0.2.11

 0.2.11

 2.2.0
 2.2.0
 2.2.0
 2.2.0
 2023-11-03 2.2.0
 115.0 115.* *
197 987914 Filter on Folder Button 985 1.2.0

 1.2.0

 1.5.0

 1.5.1

 1.6.2

 1.6.2

 2025-05-04 1.6.2

 128.0 140.0 145.*
204 988875 ThunderAI Sparks 930 1.2.4

 2.0.0

 2.0.0

 2026-02-24 2.0.0

 140.0 148.* 150.*
212 987786 DevTools Button 860 1.3

 1.5

 1.5

 1.6

 1.6

 1.6

 1.6

 2025-01-26 1.6

 115.0 136.* *
216 407832 Filter Button 821 2.0.3

 2.0.5

 2.0.5

 2.0.5

 2.0.6

 2026-04-28 2.0.6

 150.0 152.0 *
230 161710 More Snooze 703 3.3.3

 3.3.3

 3.3.3

 3.3.3

 4.0.0

 4.0.0

 4.0.0

 2025-04-09 4.0.0

 128.0 137.* *
265 988724 CalendarSearchExport 580 1.6

 1.9

 1.9

 1.9

 2025-12-06 1.9

 128.0 147.* 151.*
266 989342 NC Connector for Thunderbird 579 3.1.0

 3.1.0

 2026-05-05 3.1.0

 140.0 140.* 152.*
268 988806 Allday Tasks 555 0.7

 0.7

 0.7

 0.7

 0.7

 0.7

 2026-03-15 0.7

 91.0 150.* 151.*
270 508826 EDS Calendar Integration 547 0.9.3

 0.9.3

 1.0.2

 1.1.0

 1.2.0

 1.3.0

 2025-05-07 1.3.0

 136.0 138.* 146.*
271 161820 AlertSwitch 544 0.9.14

 0.9.14

 0.9.14

 1.0

 1.0

 1.0

 1.0

 2024-08-23 1.0

 115.0 130.* *
298 690062 Sender Frequency 436 2.0.5

 2.0.5

 2.0.5

 3.0.1

 3.1.2

 3.1.2

 2025-10-18 3.1.2

 128.0 145.* 149.*
309 988561 Freecosys - Провайдер FileLink 394 1.1
 1.1
 1.1
 1.1
 1.1
 1.1
 2023-09-21 1.1
 91.0 115.* *
311 988567 Send Unsent Mail Button 389 1.4.0

 3.0.0

 3.0.0

 3.0.0

 2025-02-06 3.0.0

 126.0 136.* 151.*
326 844927 ToggleReplied 334 2.0.1

 2.0.1

 2.0.2

 2.0.2

 2.0.2

 2025-02-02 2.0.2

 126.0 135.* 151.*
330 988772 All Events 328 1.2

 1.2

 1.2

 2024-09-05 1.2

 128.0 132.* 151.*
336 49594 SubSwitch 319 0.9.56

 0.9.56

 0.9.56

 1.0.8

 1.0.8

 1.0.8

 2025-06-20 1.0.8

 115.0 141.* 148.*
345 986610 userChromeJS 306 1.0

 1.2

 1.2

 1.2

 1.2.2

 1.2.2

 1.2.2

 2025-06-30 1.2.2

 126.0 141.* 151.*
375 559954 Tidybird 247 3.2.1

 4.3.0

 4.6

 4.6

 4.7.2

 5.6

 5.6

 2026-04-06 5.6

 137.0 150.* 151.*
377 988849 Calendar event from email with date de 245 0.19

 0.19

 0.19

 2026-04-26 0.19

 128.0 147.* *
391 745576 Logout 219 2.5

 2.7

 2.7

 2.8

 3.2

 3.2

 3.2

 2025-07-03 3.2

 128.0 140.* 151.*
396 988427 EnhancedReplyHeaders 208 1.0
 1.0
 1.0
 1.0
 1.0
 2023-01-06 1.0
 102.0 102.* *
405 988543 selectAll Button 193 1.1
 1.1
 1.1
 2.2.4

 2.2.4

 2.2.4

 2026-01-14 2.2.4

 128.0 149.* 151.*
447 988842 Toggle Dark Reader 152 1.2

 1.2

 2024-11-14 1.2

 133.0 134.* *
450 534258 Received 150 2.6.2

 2.6.2

 2.6.2

 2.6.2

 2.6.2

 2.6.2

 2.6.2

 2025-12-04 2.6.2

 78.0 146.* 150.*
469 986230 Mailing list filter 126 3.0.1

 4.0.0

 4.0.0

 5.1.0

 5.1.0

 5.1.0

 2025-04-09 5.1.0

 128.0 137.* *
476 987869 Next Unread Thread (Mark All Read) 122 1.1

 1.3

 1.3

 1.4

 1.4

 1.4

 1.4

 2025-01-26 1.4

 115.0 136.* *
479 987868 Next Unread Group (Mark All Read) 121 1.1

 1.3

 1.3

 1.4

 1.4

 1.4

 1.4

 2025-01-26 1.4

 115.0 136.* *
480 987988 Toggle Inline 121 1.2

 1.3

 1.4

 1.5

 1.5

 1.5

 1.5

 2025-01-26 1.5

 115.0 136.* *
490 988389 Thunderbird OpenProject 114 0.5
 0.5
 0.5
 0.5
 0.5
 0.5
 0.5
 2022-10-28 0.5
 68.0 102.* *
492 988816 Message Links 4 events 113 0.3

 0.3

 0.3

 0.3

 2024-10-09 0.3

 115.0 133.* 151.*
504 988128 Select Inbox on Startup 105 3.4
 3.4
 2025-09-04 3.4
 140.0 141.* *
520 988960 Mass Emailer 94 1.18

 2.3.3

 2.3.3

 2.2.0

 2026-03-16 2.3.3

 128.0 148.* 149.*
525 852623 Remote Content By Folder 89 2.0.1

 2.0.1

 3.1.5

 3.1.5

 3.1.6

 3.1.6

 3.1.6

 2025-02-02 3.1.6

 126.0 135.* 151.*
526 988167 todowebapp 89 1.2
 1.2
 1.3
 1.3
 1.3
 1.3
 1.3
 2023-06-18 1.3
 102.0 102.* *
537 989352 Calendar Annual View 85 1.0.2

 2026-02-15 1.0.2

 147.0 148.0 150.*
559 987989 Toggle Summary 77 1.3

 1.4

 1.5

 1.6

 1.6

 1.6

 1.6

 2025-01-26 1.6

 115.0 136.* *
567 988100 Folders for search, onDisk Status- Glo 75 1.3

 1.5.2

 1.8.3

 1.8.3

 2025-04-09 1.8.3

 128.0 137.* 146.*
582 988168 onedrivewebapp 70 1.2
 1.2
 1.3
 1.3
 1.3
 1.3
 1.3
 2023-06-19 1.3
 102.0 102.* *
592 988166 googlesearchwebapp 67 1.2
 1.2
 1.2
 1.2
 1.2
 1.2
 1.2
 2021-09-06 1.2
 78.0 91.* *
597 987916 telegramwebapp 66 1.2
 1.2
 1.31
 1.31
 1.31
 1.31
 1.31
 2023-06-18 1.31
 102.0 102.* *
608 988126 ResizeTbWidth 63 20.1
 20.1
 20.1
 20.1
 20.1
 20.1
 20.1
 2023-01-15 20.1
 78.0 102.* *
619 988106 Toggle Address Box 57 1.0

 1.0

 1.2

 1.3

 1.3

 1.3

 1.3

 2025-01-26 1.3

 115.0 136.* *
628 988451 PowerFolder 54 16.6.100
 16.6.100
 16.6.100
 16.6.100
 16.6.100
 16.6.100
 16.6.100
 2023-02-22 16.6.100
 78.0 102.* *
639 988258 Recently 51 0.0.6
 0.0.6
 0.0.6
 0.0.6
 0.0.6
 0.0.6
 2022-06-28 0.0.6
 78.0 103.0 142.*
640 988428 TileNote 51 1.6
 1.6
 1.6
 1.6
 1.6
 1.6
 1.6
 2023-01-10 1.6
 78.0 102.* *
651 988171 msofficewebapp 48 1.2
 1.2
 1.3
 1.3
 1.3
 1.3
 1.3
 2023-06-18 1.3
 102.0 102.* *
680 989275 ShowThread 43 1.5

 1.5

 1.5

 2025-12-06 1.5

 128.0 147.* 151.*
750 988431 RainbowMemo 29 2.3
 2.3
 2.3
 2.3
 2.3
 2.3
 2.3
 2023-01-17 2.3
 78.0 102.* *
765 988170 skypewebapp 27 1.2
 1.2
 1.3
 1.3
 1.3
 1.3
 1.3
 2023-06-19 1.3
 102.0 102.* *
813 988790 Birdbox 20 1.4.0

 1.4.0

 2.1.0

 2025-05-30 2.1.0

 136.0 140.* 145.*
895 989021 OpenDetachedAttachments 14 3.0

 3.0

 3.0

 2025-07-03 3.0

 128.0 142.* 151.*
975 988169 wikipediasearchwebapp 9 1.2
 1.2
 1.3
 1.3
 1.3
 1.3
 1.3
 2023-06-19 1.3
 102.0 102.* *
1016 987922 Date detection 7 0.0.7

 0.0.7

 0.0.7

 0.0.7

 0.0.7

 2023-07-12 0.0.7

 68.0 117.* 128.*
1042 989042 Retrieve Remote Avatar 6 1.3

 2025-07-15 1.3

 139.0 142.* 145.*
1084 989456 Per Folder Preferences 5 0.1

 0.1

 2026-03-01 0.1

 140.0 150.* 151.*
1163 988173 Thunderkey 3 1.0.1

 1.0.1

 1.0.1

 2021-09-06 1.0.1

 78.0 91.* 102.0
2017 988234 tbhints 0 0.0.2

 0.0.2

 0.0.2

 2022-07-12 0.0.2

 91.0 103.0 115.*

Statistics

88
2

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