r/Thunderbird is a subreddit with 21k members. The most common kinds of discussions are pain & anger and solution requests, and the community frequently discusses thunderbird, email, calendar, gmail, and android, and they frequently recommend/review mail client and text editor.
Thunderbird is the leading free and open-source email, calendaring, newsfeed, and chat client with more than 20 million active monthly users across Windows, macOS, and Linux. One of Thunderbird's core principles is the use and promotion of open and decentralized standards.
Popular Themes in r/Thunderbird
#1
Pain & Anger
: "Recent Thunderbird donation popups"
2 posts
#2
Solution Requests
: "Are there any solutions for controlling how to view opened messages in their own tab/window ?"
1 post
#3
Self-Promotion
: "I made an autofixer for common thunderbird issues."
1 post
Popular Topics in r/Thunderbird
#1
Thunderbird
: "Thunderbird v146 & v140.6.0esr are out!"
278 posts
#2
: "Downgrading from Thunderbird 145.0 (Release) to 140.5.0 (ESR) Fixed My Mail Fetching Issue"
137 posts
#3
Calendar
25 posts
#4
Gmail
22 posts
#5
Android
: "Thunderbird Android is Awesome"
20 posts
#6
Outlook
18 posts
#7
Sync
13 posts
#8
Imap
13 posts
#9
Filter
12 posts
#10
Folders
12 posts
Products Discussed in r/Thunderbird
Mail Client
2 reviews
#1
eM Client
4.0★ from 1 review
#2
Mozilla
4.0★ from 1 review
Text Editor
1 review
#1
TinyMCE
5.0★ from 1 review
Flair Used in r/Thunderbird
#1
Desktop Help
: "My dad is blind and uses mozilla, but this keeps messing with him"
90 posts
#2
Discussion
: "When will they release the full version?"
37 posts
#3
News
: "Updated Thunderbirds for March 24th, 2026."
19 posts
#4
Addons
: "I wanted a deep insights on my 70K emails before I can clean them - without AI or Cloud - so i built InboxPie - A Private Thunderbird extension."
11 posts
#5
Thunderbird for Android Help
: "What are the differences between Thunderbird and K-9 Mail nowadays?"
11 posts
#6
Feedback
: "Thunderbird android is Awesome"
6 posts
#7
Tips & Tricks
: "Icons and image for accounts - This is looking beautiful!"
5 posts
#8
Other
: "I created a guide to help people discover new email services and switch to better options like Thunderbird"
5 posts
#9
Desktop Solved
: "Thank you, developers!"
5 posts
#10
Performance
: "Poor Performance: 99-100%+ CPU Load (returns again)"
4 posts
Member Growth in r/Thunderbird
Yearly
+5k members(34.7%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/Thunderbird, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: June 12, 2026