Tag: search

Full-Text Search Without Elasticsearch: BM25 in Pure TypeScript

How we replaced Elasticsearch with a 500-line TypeScript implementation of BM25s for mentor and session search in Mentoring. 4.6 million tokens per second indexing, zero infrastructure dependencies.

I Rewrote Python's Fastest BM25 Library in TypeScript. It's Now 2x Faster With Zero Dependencies.

How bun-bm25s achieves 4.6 million tokens per second indexing and outperforms Python's bm25s library — including its numba JIT backend — using nothing but TypeScript and Bun's native APIs.