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Experimental Extensions

Thunderbird Extensions

• EnForward
• Evernote Tab
• Google Contacts Utility
• userChrome.css for Priority Switcher
• Address Move Button (mod)
• Auto Address Cleaner (mod)
• Ruler Bar (mod)
• PrintingTools (mod)
• StartupMaster (mod)
• Display Mail User Agent (mod)
• 宅配便の配達状況 (mod)
• Send Unsent Button
• Message Header Toolbar Customize

Mery Macros

• Emacs Keybindings

Adobe Brackets Extensions

• Emacs keybindings (mod)
• Fix IME Overlap

Songbird Extensions

• Format Column
• Workaround for Blank Media List

Issue Tracking System

• Add a new ticket
• Active tickets
• Closed tickets
• All tickets

Text Formatting Rules

• In English
• In Japanese

Links

• Home page
• blog

Recent updates

2026-01-26

• Ticket-469

2025-12-03

• Ticket-468

2025-10-15

• Ticket-467

2025-10-01

• Ticket-466

2025-07-18

• Ticket-465

2025-06-25

• Ticket-464

2025-06-20

• Ticket-461

2025-05-03

• Ticket-463

2025-04-22

• Ticket-462

2025-04-11

• Ticket-460

2025-04-07

• Ticket-459

2025-03-23

• Ticket-457
• Ticket-458

2025-02-15

• Ticket-456

2025-02-12

• Ticket-448
• Ticket-447
• Ticket-437
• Ticket-445
• Ticket-436
• Ticket-434

Popular pages

• Issue Tracking System (210023)
• Ticket-142 (103757)
• Ticket-198 (78223)
• Ticket-107 (61764)
• Thunderbird Extensions (Experimental) (43546)
• Ticket-197 (41094)
• FrontPage (25633)
• Songbird Extensions (13195)
• EnForwardの設定方法 (9270)
• Ticket-282 (8948)
• Active Tickets (8358)
• TextFormattingRules (7981)
• TextFormattingRulesEn (7865)
• Ticket-225 (7668)
• Ticket-274 (6941)
• Closed Tickets (6708)
• All Tickets (6708)
• Ticket-288 (6607)
• Ticket-112 (6531)
• Ticket-11 (6435)