HAProxy vs Keepalived: What are the differences?
Developers describe HAProxy as "The Reliable, High Performance TCP/HTTP Load Balancer". HAProxy (High Availability Proxy) is a free, very fast and reliable solution offering high availability, load balancing, and proxying for TCP and HTTP-based applications. On the other hand, Keepalived is detailed as "A routing software written in C". The main goal of this project is to provide simple and robust facilities for loadbalancing and high-availability to Linux system and Linux based infrastructures.
HAProxy can be classified as a tool in the "Load Balancer / Reverse Proxy" category, while Keepalived is grouped under "Open Source Service Discovery".
Instagram, Dropbox, and Medium are some of the popular companies that use HAProxy, whereas Keepalived is used by Gini, Groupe La Poste, and utry. HAProxy has a broader approval, being mentioned in 602 company stacks & 1060 developers stacks; compared to Keepalived, which is listed in 3 company stacks and 8 developer stacks.
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What is HAProxy?
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