KrakenD is a stateless, distributed, high-performance API Gateway that helps you effortlessly adopt microservices
KrakenD is a high-performance API Gateway optimized for resource efficiency, capable of managing 70,000 requests per second on a single instance. The stateless architecture allows for straightforward, linear scalability, eliminating the need for complex coordination or database maintenance.
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This is a demo project created by Charlie jlxu for ORC Interview. This project demonstrates my experience with C programming under Linux/Unix environment.
Amber - a "grey list" for Qmail. Amber sits in the tcpserver chain, not accepting or rejecting mail but deferring connections from new IP addresses for some time (default five minutes) before it starts accepting mail from them.
zpop3d is an RFC 1939-compliant POP3 server. It features virtual domains support, POP before SMTP, and secure mailbox updates.
It runs through tcpserver, xinetd, or the like.