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Thunderbird is an open source project, which means anyone can contribute ideas, designs, code, and time helping fellow users.
Join UsVersion 31.1.1, first offered to channel users on September 10, 2014
Fixed an occasional startup crash (Bug 1005336)
Fixed an issue where mailing lists with spaces in their names couldn't be autocompleted (Bug 1060901)
Users of jp mac builds may have issues with no mail folders being displayed in the main window. Running Thunderbird in 32-bit mode temporarily will workaround this issue.
Installing extensions within Thunderbird requires download and installing as a file (bug 1081190)