exim ☆
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Description:
Complete replacement for sendmail
Type: Formula  |  Latest Version: 4.99.1@0  |  Tracked Since: Dec 17, 2025
Links: Homepage  |  formulae.brew.sh
Category: Networking
Tags: email mta sendmail smtp server
Install: brew install exim
About:
Exim is a highly configurable Mail Transfer Agent (MTA) used for routing and delivering email on Unix-like systems. It serves as a drop-in replacement for Sendmail, offering advanced features for spam filtering, virus scanning, and flexible routing logic. Its primary value proposition is robust performance and deep configurability for high-volume mail environments.
Key Features:
  • Highly configurable routing and delivery logic
  • Built-in support for SMTP, LMTP, and pipe transports
  • Extensive content scanning and filtering capabilities
  • Compatibility with Sendmail configuration and command-line options
Use Cases:
  • Primary mail exchanger for enterprise or ISP mail servers
  • Gateway or relay host for internal networks
  • Custom mail routing and filtering pipeline
Alternatives:
  • Postfix – Postfix focuses on security and ease of configuration, while Exim offers deeper customization at the cost of complexity.
  • Sendmail – Sendmail is the historical standard; Exim is often preferred for modern use cases due to better performance and security defaults.
Version History
Detected Version Rev Change Commit
Dec 17, 2025 5:06pm 4.99.1 0 VERSION_BUMP ed75b408
Sep 13, 2024 4:05am 0 VERSION_BUMP e6632045
Dec 28, 2023 9:32pm 0 VERSION_BUMP e6b9f3ac
Nov 8, 2023 2:19pm 0 VERSION_BUMP e6017c43
Nov 8, 2023 12:18am 0 VERSION_BUMP 0022a0c6
Oct 15, 2023 7:02pm 0 VERSION_BUMP 1c9462b0
Oct 3, 2023 5:24pm 0 VERSION_BUMP 711b3dfb
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