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GlimmerBlocker vs Postgrey

A side-by-side look at GlimmerBlocker and Postgrey. For an in-depth review of either product, follow the links below.

GlimmerBlocker

GlimmerBlocker

Security & Privacy

GlimmerBlocker is an open-source ad blocking program for Mac OS X. It blocks ads, tracking scripts, and malware domains by redirecting connections to those sites to an internal block page. GlimmerBlocker aims to protect privacy while browsing the web.

ad-blockingprivacy-protectionmac-os-x
Postgrey

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