Buf — A project aiming to make protobuf easier to use than JSON, by adding linters, breaking change detector, editor integration, and ultimately a schema library.
Silq — a new high-level programming language for quantum computing with a strong static type system, developed at ETH Zürich. “High-level” is a relative term.
Recent Database Tech — This is Part 1 or 2. It covers TileDB (multidimensional arrays); Materialize (SQL views on streaming data); and Prisma (a data layer that abstracts away the db layer, compatible with PostgreSQL, MySQL, and SQLite).