Juyin Halitta GNOME shine babban manajan bayanan sirri na GNOME. Ya kasance wani yanki na hukuma na GNOME tun lokacin da aka haɗa Juyin Halitta 2.0 tare da sakin GNOME 2.8 a cikin Satumba 2004. Yana haɗa imel, littafin adireshi, kalanda, jerin ɗawainiya da fasalulluka na ɗaukar rubutu. Ayyukan mai amfani da shi yana kama da Microsoft Outlook. Juyin Halitta software ce kyauta mai lasisi a ƙarƙashin sharuɗɗan GNU Lesser General Public License (LGPL).

Juyin halitta yana ba da fasali masu zuwa:

• Maido da imel tare da POP kuma IMAP ladabi da watsa e-mail tare da SMTP
• Amintattun hanyoyin sadarwar yanar gizo an rufaffen su da SSL, TLS kuma STARTTLS
• Rufin e-mail tare da GPG kuma S/MIME
• Tace imel
• Fayilolin bincike: ajiyayyun binciken da suke kama da manyan fayilolin wasiku na yau da kullun azaman madadin amfani da masu tacewa da tambayoyin bincike
• Na atomatik spam tace dashi SpamAssassin kuma Bogofilter
• Haɗuwa zuwa Microsoft Exchange Server, Novell GroupWise kuma Hada kai^[8] (an bayar a cikin fakiti daban-daban kamar plug-ins)
• Tallafin kalanda don iCalendar fayil format, da WebDAV kuma CalDAV ma'auni da Kalanda Google
• Gudanar da tuntuɓar tare da littattafan adireshi na gida, CardDAV, LDAP da kuma littattafan adireshi na Google
• Aiki tare ta hanyar SyncML tare da SyncEvolution kuma tare da Palm OS na'urorin ta hanyar gnome-pilot
• Littattafan adireshi waɗanda za a iya amfani da su azaman tushen bayanai a ciki Libreeoffice
• Mai amfani avatars loading daga littafin adireshi, adireshin imel X-Face, fuska ko dubawa ta atomatik ta hassada adireshin imel daga Gravatar hidima
• An Mai karanta RSS toshe^[9]
• Shigo daga Microsoft Outlook rumbun adana bayanai (dbx, pst) da Akwatin Wasikar Berkley