Postgrey vs Snap!
A side-by-side look at Postgrey and Snap!. For an in-depth review of either product, follow the links below.
Postgrey
Network & Admin
Postgrey is an SMTP proxy program that temporarily delays mail delivery to help mitigate spam. It uses greylisting to reject initial email delivery attempts, forcing email servers to retry sending messages and confirming they are not spammers.
greylistingsmtpemail-deliveryantispam
Snap!
Education & Reference
Snap! is a visual, blocks-based programming language and website targeted primarily at children and teens to introduce them to coding concepts. It builds on Scratch and allows users to create interactive stories, games, and animations using drag-and-drop blocks.
visual-programmingblockbasedintroductorygamesanimationsstories
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