SQL Optimizer And Rewriter

Fast persistent recoverable log and key-value store + cache, in C# and C++.

A full-text search engine in rust

Personal document manager (Linux/Windows) -- Moved to Gnome's Gitlab

Ugrep 4.5: an ultra fast, user-friendly, compatible grep. Ugrep combines the best features of other grep, adds new features, and searches fast. Includes a TUI and adds Google-like search, fuzzy search, hexdumps, searches nested archives (zip, 7z, tar, pax, cpio), compressed files (gz, Z, bz2, lzma, xz, lz4, zstd, brotli), pdfs, docs, and more

Roaring bitmaps in Go (golang), used by InfluxDB, Bleve, DataDog

JS Search is an efficient, client-side search library for JavaScript and JSON objects

This is mavenised Luke: Lucene Toolbox Project

Immutable Ordered Key-Value Database Engine

High-performance, columnar, in-memory store with bitmap indexing in Go

Script to get your site indexed on Google in less than 48 hours

Hypothetical Indexes for PostgreSQL

The main repository for the TrueBlocks system

Index and query any data using LLM and natural language, tracking sources and showing citations.

ELKI Data Mining Toolkit

🏅State-of-the-art learned data structure that enables fast lookup, predecessor, range searches and updates in arrays of billions of items using orders of magnitude less space than traditional indexes

A search application to explore, discover and share online files

A GraphQL interface to Ethereum 🔥

A Powerful AlphabetIndex FastScroller Library for Android's RecyclerView!

Indexer for Ethereum to get transaction list by ETH address