Description: Sentry is an open-source error monitoring system that helps developers monitor and fix crashes in real time. It provides full stacktraces and context on bugs or errors in web apps, mobile apps, games, and APIs.
Type: software
Pricing: Freemium
Description: SPFToolbox is an email delivery and inbox testing tool for email marketers. It allows you to validate and monitor email infrastructure to optimize deliverability. Features include inbox testing, blacklist monitoring, and email rendering.
Type: software