ReplyWithHeader (RWH) is an Apple Mail Bundle (a.k.a. plugin) to enable quoting of the email message header and automatic default signature while reply or forward an email. RWH brings Outlook mail header capabilities [Outlook representation, Oops! did I say Outlook :)] into Apple Mail.app. RWH plugin idea have been ported to Thunderbird and Postbox mail client too.
Quick Links: Features | Version Compatibility Matrix | Installation | FAQ | Donators
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Download ReplyWithHeader v6.1 from
Please Note: External website might take few days to reflect new releases.
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File Size: 222 kb, change log
RWH version for OS Sierra, EL Capiton, Yosemite, Mavericks, Mountain Lion, Lion
RWH Features
Plugin has been completely rewritten from scratch after v3.6 to bring following cool features.
- Completely manages and brings most important feature towards ‘Message Attribution’
- Clean handling of header attribution [From, Subject, Date, To & Cc], rest are suppressed
- Provide special/meaningful email message separate of thin blue color line
Typography feature for message attribution (Headers) in-terms of Font Face, Font Size and Color.
Plugin brings Outlook Header Label options for more readable representation of Message Attribution.
- First Name and Last Name used instead of quoted email address
- Attribution Sequence in-terms of From, Sent, To, Cc and Subject
- Provides optional prefix transformation for Re: -> RE: and Fwd: -> FW:
Provides ability to remove signature and choose alternate signature per email account while doing Reply, Reply All and Forward.
Since v4.2 brings globalization in Header Attribution Labels in 16 languages [Deutsch, English, español, français, italiano, 日本語, 한국어, Nederlands, português (Portugal), português, русский, svenska, українська, 中文（简体中文）, 中文（繁體中文）, norsk bokmål].
Header attribution in choosen language regardless of system locale/language. For e.g. system language is in Japanese & header attribution in English.
Ability to include all the Raw headers from email message is quiet invaluable feature for those of you who have to, or choose to, report spam, phishing, and malware spread through email.
Compatibility Matrix
| macOS Version | RWH v6.1 | RWH v5.3 |
| Mojave -10.14.{1, 2, 3,4,5,6} |  |
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| High Sierra – 10.13.x | |
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| Sierra – 10.12.x | |
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| El Capitan – 10.11.x | |
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| Yosemite – 10.10.x | |
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| Mavericks – 10.9.x | |
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| Mountain Lion – 10.8.x | |
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| Lion – 10.7.x | |
How to Install ReplyWithHeader
For Mojave OS & above (RWH v6.0 and above)
- Follow the instructions file “Install-Instructions-Mojave-OS-and-Above.txt” in the RWH archive file.
For version 4.2 & above
- Double click Install-or-Upgrade-or-Reenable.command in downloaded zip
- Restart Mail.app
For version 4.1 & below
- Double click Install-or-Upgrade.command in downloaded Zip
- Restart Mail.app
RWH Donators
PLEASE DO NOT DONATE UNTIL I ADD SUPPORT FOR CATALINA OS, THANKS
 1Q87wEWvQyxFHag77fqvabrEuPsAidWpyD |
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Following RWH users contributed and supporting RWH development (of-course that’s me).
| Date | Name | Amount | Donated Via |
| Mar 21, 2015 | Frederick Dick, WA, USA | $5.00 | PayPal |
| Apr 1, 2015 | I would like to know your good name | 60.36 mBTC | BTC |
| Apr 10, 2015 | Robert Spendlove, VA, USA | $10.00 | PayPal |
| May 8, 2015 | Frank Jennings, PA, USA | $10.00 | PayPal |
| May 14, 2015 | Steve Vandivort, WA, USA | $15.00 | PayPal |
| Jun 3, 2015 | I would like to know your good name | 224.25 mBTC | BTC |
| Jun 15, 2015 | Camilo Buitrago-Hernandez, Colombia | $5.00 | PayPal |
| Jul 7, 2015 | Alastair Brydon, Cambs, UK | $20.00 | PayPal |
| Oct 2, 2015 | Antoine Stahl, CO, USA | $10.00 | PayPal |
| Nov 8, 2015 | Henning Caspari, Sohren, Germany | $3.00 | PayPal |
| Jan 25, 2016 | Nelson Ortega, Barueri SP, Brazil | $20.00 | PayPal |
| Mar 4, 2016 | Carl Vandray, Hudson Quebec, Canada | $10.00 | PayPal |
| Mar 8, 2016 | Michele Zambonin, Padova, Italy | $10.00 | PayPal |
| Mar 9, 2016 | Franco Beretta, Pavia, Italy | $5.00 | PayPal |
| Mar 9, 2016 | David Lamar, CA, USA | $10.00 | PayPal |
| Mar 16, 2016 | Dan Hardiman, Rye, UK | $20.00 | PayPal |
| Apr 15, 2016 | Nathan Schwam, LA, USA | $10.00 | PayPal |
| Jul 17, 2016 | Anthony Picard, Ryde, Australia | $10.00 | PayPal |
| Jul 20, 2016 | Henning Caspar, Sohren, Germany | $2.00 | PayPal |
| Sep 7, 2016 | J M Fitzmaurice, WA, USA | $10.00 | PayPal |
| Sep 20, 2016 | Guillaume Cabanac, Castanet-Tolosan, France | $5.00 | PayPal |
| Sep 24, 2016 | Holger Gerhardt, Bonn, Germany | $10.00 | PayPal |
| Oct 26, 2016 | Mohamed Shahat, Dubai, UAE | $10.00 | PayPal |
| Nov 02, 2016 | Daniel Jones | $10.00 | PayPal |
| Nov 13, 2016 | Соколов Михаил, Russia | $10.00 | PayPal |
| Nov 23, 2016 | Roger Wolf, Switzerland | $10.00 | PayPal |
| Dec 27, 2016 | C. o’Neill Brown | $5.00 | PayPal |
| Jan 07, 2017 | Phil Bourke, Australia | $100.00 | PayPal |
| Jan 28, 2017 | Henning Caspari | $5.00 | PayPal |
| May 29, 2017 | Frederick Maxwell | $5.00 | PayPal |
| Sep 27, 2017 | Aris Galanopoulos | $10.00 | PayPal |
| Oct 02, 2017 | ISIPP | $25.00 | PayPal |
| Mar 23, 2018 | Isaiah Schultz | $5.00 | PayPal |
| Jun 11, 2018 | Daryl Barry | $3.00 | PayPal |
| Sep 25, 2018 | Greg Edmiston Consulting, USA | $40.00 | PayPal |
| Oct 10, 2018 | Holger Gerhardt, Germany | $10.00 | PayPal |
| Oct 21, 2018 | Alastair Brydon, UK | $20.00 | PayPal |
| Oct 21, 2018 | Holger Gerhardt, Germany | $10.00 | PayPal |
| Oct 22, 2018 | Davide Fantin | $20.00 | PayPal |
| Oct 22, 2018 | Franco Beretta | $10.00 | PayPal |
| Nov 2, 2018 | Bartus Kramp | $5.00 | PayPal |
| Nov 4, 2018 | Paul Roubos, Netherlands | $10.00 | PayPal |
| Dec 30, 2018 | Charles Merfield, New Zealand | $20.00 | PayPal |
| Jan 3, 2019 | Glass Designs | $3.00 | PayPal |
| Oct 19, 2019 | Rich S. | $20.00 | PayPal |
Note for BTC donators: Kindly drop a note to [email protected] after your contribution. Since BTC transaction doesn’t reveal name.
FAQ – Frequently Asked Questions
I have made as simple as possible for you users to install and getting start with plugin for their need! However sometimes user come across few thoughts/question. Following Q & A might clarify those thoughts/questions.
TODO…
This will happen with every new versions of Mail.app during a OS X updates, that’s something we have to live with when using plugins for Mail.app. Good part is, I have taken care of it – all you have to do is to run the installer of Install-or-Upgrade-or-Reenable.command again, it will re-enable the plugin for you!
I believe this question won’t arise on your mind since latest plugin has cool features for your need; if so let me know the improvement pointers here.
To remove/uninstall it:
- Execute Uninstall.command file from the ReplyWithHeader-vX.X.zip
- OR just delete ReplyWithHeader.mailbundle from ~/Library/Mail/Bundles
- Finally restart Mail.app
That’s it, no other leftover.
Install-or-Upgrade-or-Reenable.command installation file may not be fully help during an install. So kindly perform following steps manually.
- First execute file Install-or-Upgrade-or-Reenable.command
- Execute below command in Terminal.app
- defaults write com.apple.mail EnableBundles -bool true
- Now, RWH is ready to use!
If nothing here seems to help, follow below step to get support
- Since v6.1 release, easy to enable debug mode via RWH preferences on “About” Tab
- Before v6.1 – Enable debug log using below command in the Terminal.app and restart the Mail.app
- defaults write com.apple.mail MHDebugLog -bool true
- Before v6.1 – Enable debug log using below command in the Terminal.app and restart the Mail.app
- Open up Console.app and type RWH on the right corner test box to filter only Mail.app
- Copy all the logs, the line which start with RWH: ………….. into some text file using your favorite text editor
- Finally, you can create an issue here attach that log file or send an email to jeeva [at] myjeeva [dot] com with attachment, you’ll get support as soon as possible!