UnQLite vs PipelineDB: What are the differences?
UnQLite: An Embeddable NoSQL Database Engine. UnQLite is a in-process software library which implements a self-contained, serverless, zero-configuration, transactional NoSQL database engine. UnQLite is a document store database similar to MongoDB, Redis, CouchDB etc. as well a standard Key/Value store similar to BerkeleyDB, LevelDB, etc; PipelineDB: The Streaming SQL Database. PipelineDB is an open-source relational database that runs SQL queries continuously on streams, incrementally storing results in tables.
UnQLite and PipelineDB can be primarily classified as "Databases" tools.
UnQLite is an open source tool with 1.11K GitHub stars and 108 GitHub forks. Here's a link to UnQLite's open source repository on GitHub.