HAProxy vs Kong: What are the differences?
HAProxy: 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; Kong: Open Source Microservice & API Management Layer. Kong is a scalable, open source API Layer (also known as an API Gateway, or API Middleware). Kong controls layer 4 and 7 traffic and is extended through Plugins, which provide extra functionality and services beyond the core platform.
HAProxy and Kong are primarily classified as "Load Balancer / Reverse Proxy" and "Microservices" tools respectively.
"Load balancer" is the top reason why over 118 developers like HAProxy, while over 28 developers mention "Easy to maintain" as the leading cause for choosing Kong.
Kong is an open source tool with 22.4K GitHub stars and 2.75K GitHub forks. Here's a link to Kong's open source repository on GitHub.
Instagram, Dropbox, and Medium are some of the popular companies that use HAProxy, whereas Kong is used by Checkr, Policygenius, and Decision6. HAProxy has a broader approval, being mentioned in 457 company stacks & 211 developers stacks; compared to Kong, which is listed in 50 company stacks and 14 developer stacks.
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