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Github Visualize vs Postgrey

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

Github Visualize

Github Visualize

Development

Github Visualize is a free online tool that generates interactive visualizations from GitHub repositories to understand codebases better. It scans repositories and builds interactive maps of the code structure.

visualizationgithubcode-structure
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