Top 3 C Indexing Projects

hypopg

1 8 1,471 4.5 C

Hypothetical Indexes for PostgreSQL

Project mention: Why Doesn't Postgres Use My Index | dev.to | 2024-10-23

To test various indexes, we don’t need to create them. We can use HypoPG extension that can analyze the index without creating it in the database.
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ugrep-indexer

2 2 70 8.2 C

A monotonic indexer to speed up grepping by >10x (ugrep-indexer is now part of ugrep 6.0)
bptree

3 1 31 5.3 C

A B+ tree implementation in C

Project mention: Show HN: Bptree – A B+ tree implementation in C | news.ycombinator.com | 2025-04-14

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).