KSQL vs riko: What are the differences?
What is KSQL? Open Source Streaming SQL for Apache Kafka. KSQL is an open source streaming SQL engine for Apache Kafka. It provides a simple and completely interactive SQL interface for stream processing on Kafka; no need to write code in a programming language such as Java or Python. KSQL is open-source (Apache 2.0 licensed), distributed, scalable, reliable, and real-time.
What is riko? A Python stream processing engine modeled after Yahoo! Pipes. riko is a pure Python library for analyzing and processing streams of structured data. riko has synchronous and asynchronous APIs, supports parallel execution, and is well suited for processing RSS feeds. riko also supplies a command-line interface for executing flows, i.e., stream processors aka workflows.
KSQL and riko can be primarily classified as "Stream Processing" tools.
KSQL and riko are both open source tools. It seems that KSQL with 2.33K GitHub stars and 478 forks on GitHub has more adoption than riko with 1.46K GitHub stars and 66 GitHub forks.