Postgrey vs SpatiaLite
A side-by-side look at Postgrey and SpatiaLite. 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
SpatiaLite
Development
SpatiaLite is an open source spatial database extender for SQLite that adds support for geographic objects and allows SQLite to be used as a full-featured spatial database.
spatialdatabasesqlitegeographicopen-source
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