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  Horde Groupware Webmail Edition 28 Sep 15

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  Exim 1 Dec 17

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  Geary 17 Aug 18

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  SMC anti-spam milter 3 Jun 15

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  Cronos II 3 Jun 15

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  Smmel 15 Apr 15

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  Sympa 22 Jun 18

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  Mailman 20 Feb 15