隐私和安全

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Identity Chooser

Identity Chooser helps you to always use the correct identity when composing a new email.

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ProtonMail Encryption Status

When using ProtonMail Bridge to integrate Mozilla Thunderbird withProtonMail, it's not easy to tell which emails were end-to-end (E2E) encrypted. This add-on puts an icon in the toolbar above every message to show you its encryption status.

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Confirm-Address

メールを送信する前にあて先確認ダイアログを表示するThunderbirdアドオンです。

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DL for Thunderbird 需要重开

Allows to convert large attachments to links automatically without 3rd party providers.

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73 位用户

Auto Password Registerer 需要重开

Registers given passwords to Firefox/Thunderbird's password manager automatically.

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1 位用户

Safelink removal

Replace URLs which have been rewritten by Office 365 Advanced Threat Protection with the original URL.

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175 位用户

S/MIME Security for Multiple Identities 需要重开

Adds S/MIME Security configuration to the multiple identities dialog.
Meanwhile this feater has been integrated into Thunderbird 3

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0 位用户

POW -- Plain Old Webserver 需要重开

Turn the web on its head with the Plain Old Webserver (POW), which adds a server to your browser.

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Master Password+ 需要重开

以多种方式增强"主密码"的功能
- 到达指定时间后、点击状态栏/工具栏按钮或按下热键 (ALT+L) 锁定主安全设备
- 浏览器启动时提示输入主密码
- 阻止弹出全部或重复的主密码输入提示

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249 位用户

Change Referer Button 需要重开

Button in the toolbar/status bar to change referer value.

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1 位用户

Secure Addressing 需要重开

This add-on provides features to avoid sending emails to wrong addresses. Key features are a confirmation window of recipient's addresses upon sending, name and affiliation look up at mail composition and main windows, and safe auto completion.

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110 位用户

Customizations for Adblock Plus

This extension provides various customization options for the Adblock Plus user interface.

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101 位用户

Allow HTML Temp

Allows to have HTML temporarily enabled (and displayed) in the currently selected message by only one click. When switching to another message, it'll be shown automatically again in plain text or simple html mode (according to your settings).

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ReplyAsOriginalRecipientUp

When you reply to a mail sent to your personalized address (postfix/qmail/gmail extensions) such as [email protected], "From:" is replaced by your personalized address rather than your simple address.

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780 位用户

No Resource URI Leak

Deny resource:// access to Web content: We fill the hole to defend against fingerprinting. Very important to Firefox privacy. A direct workaround for bugzil.la/863246

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13 位用户

MEGAbird 需要重开

Add MEGA support to Thunderbird's Filelink feature.

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54 位用户

DKIM Verifier 精选

验证邮件的 DKIM 签名。

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18,110 位用户

KeePass Helper 需要重开

Adds a hostname, URL, or email account ID to the application's window name (e.g., that of Firefox or Thunderbird) to make it recognizable to password manager utilities like KeePass.

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10 位用户

Bork Bork Bork! 需要重开

The Swedish Chef travesty filter and URL blocker. View web pages or mail as spoken by the Swedish Chef like this...

"Zee Svedeesh Cheff trefesty feelter und URL blucker. Feeoo veb peges oor meeel es spukee by zee Svedeesh Cheff leeke-a thees."

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0 位用户

CookieKeeper

Extended Cookie Manager - Keep only wanted cookies.

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28 位用户