I'm delighted to announce the general availability of pg_textsearch v1.0. This is an open source extension (Postgres license) supporting modern BM25 ranked keyword search with fast indexing and state-of-the-art query performance:
In the blog post accompanying today's launch, I describe the extension's motivation, architecture, and benchmark results on large scale IR datasets. These demonstrate substantial performance advantages vs ParadeDB, which has a much more restrictive license (AGPL):