function: search-engine
2952 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| foamzou/melody Melody is a self-hosted web application ('your music genie') that helps users search for songs across music and video platforms (NetEase, Q… | 65 | 3744 | active |
| django-haystack/django-haystack Haystack is a modular search library for Django that provides a unified API for plugging in different search backends such as Solr, Elastic… | 83 | 3734 | active |
| dessant/search-by-image Search by Image is an open-source browser extension for reverse image search, supporting Chrome, Firefox, Edge, Opera, Safari and Samsung I… | 91 | 3723 | active |
| aiming-lab/SimpleMem SimpleMem is a Python library and MCP server that provides efficient lifelong memory for LLM agents, storing, compressing, and retrieving l… | 71 | 3720 | active |
| morphik-org/morphik-core Morphik Core is an open-source, source-available multimodal retrieval engine for building RAG applications over unstructured data like PDFs… | 64 | 3708 | active |
| pipeshub-ai/pipeshub-ai PipesHub is an open-source, self-hostable AI workplace platform that unifies business data from apps like Slack, Gmail, Drive, and Notion i… | 87 | 3692 | active |
| murtaza-nasir/speakr Speakr is a self-hosted web application that transcribes audio recordings and turns them into organized, searchable notes. It supports mult… | 84 | 3676 | active |
| elastic/elasticsearch-net The official, strongly-typed .NET client library for Elasticsearch, maintained by Elastic. It provides typed requests and responses for Ela… | 93 | 3650 | active |
| WithSecureLabs/chainsaw Chainsaw is a Rust-based CLI tool for rapidly searching and hunting through Windows forensic artefacts such as Event Logs, MFT, and registr… | 99 | 3648 | active |
| ZToolsCenter/ZTools ZTools is a high-performance, extensible application launcher and plugin platform, an open-source implementation of uTools built with Elect… | 82 | 3639 | active |
| fatfreecrm/fat_free_crm Fat Free CRM is an open-source customer relationship management platform built on Ruby on Rails. It provides group collaboration, campaign … | 93 | 3628 | active |
| npmx-dev/npmx.dev npmx.dev is a fast, modern web application for browsing the npm package registry, offering instant search, source code viewing, version dif… | 82 | 3596 | active |
| oxylabs/google-ai-mode-scraper A code repository of examples for Oxylabs' Google AI Mode Scraper, a commercial API that sends prompts to Google AI Mode and returns parsed… | 61 | 3581 | active |
| pelias/pelias Pelias is a modular, open-source geocoder built on Elasticsearch that converts addresses and place names into coordinates and vice versa. I… | 75 | 3574 | active |
| astralapp/astral Astral is an open-source web application for organizing GitHub starred repositories with tags, filters, notes, and fast search. It is avail… | 74 | 3571 | active |
| rdkit/rdkit RDKit is an open-source cheminformatics toolkit written in C++ with Python, Java, C#, and JavaScript wrappers. It provides core data struct… | 98 | 3565 | stable |
| cayleygraph/cayley Cayley is an open-source graph database for Linked Data written in Go, inspired by the graph database behind Google's Knowledge Graph (Free… | 67 | 15062 | maintenance |
| apache/lucene Apache Lucene is a high-performance, full-featured text search engine library written in Java, providing indexing, search, spellchecking, h… | 94 | 3550 | stable |
| ashvardanian/StringZilla StringZilla is a high-performance string processing library for C, C++, Python, Rust, Swift, JS, and Go that uses SIMD, SWAR, and GPU instr… | 94 | 3542 | active |
| rashadphz/farfalle Farfalle is an open-source, self-hosted AI-powered search engine that works like Perplexity, answering questions with cited web search resu… | 24 | 3541 | active |
| jarun/ddgr ddgr is a Python command-line utility for searching DuckDuckGo from the terminal, with configurable results per page, instant answers, Duck… | 67 | 3534 | active |
| mergestat/mergestat-lite mergestat-lite is a Go-based command-line tool that lets you run SQL queries against git repositories and related data sources like the Git… | 67 | 3518 | stable |
| AtalayaLabs/OxiCloud OxiCloud is a lightweight, self-hosted cloud storage platform written in Rust that provides files, photos, calendars, and contacts in a sin… | 87 | 3513 | active |
| unitycatalog/unitycatalog Unity Catalog is an open-source, multimodal data and AI catalog that provides a unified metadata and governance layer for tables, files, fu… | 86 | 3501 | active |
| Neamar/KISS KISS is a lightning-fast, open-source Android launcher under 250kb that replaces the home screen with a simple search bar. Users type the f… | 85 | 3484 | stable |
| emacs-helm/helm Helm is an Emacs framework for incremental completion and narrowing selections, helping users rapidly pick files, buffers, and other candid… | 66 | 3476 | active |
| NLPIR-team/NLPIR NLPIR is a Chinese natural language processing platform (formerly ICTCLAS) providing an SDK with around twenty text analysis functions incl… | 75 | 3474 | active |
| DeepSourceCorp/good-first-issue Good First Issue is a web application that curates beginner-friendly issues from popular open-source projects so new developers can make th… | 64 | 3474 | active |
| mlogclub/bbs-go bbs-go is a lightweight, self-hosted community platform for building forums, Q&A sites, and knowledge bases, built with a Go backend and Re… | 99 | 3472 | active |
| antiboredom/videogrep Videogrep is a Python command line tool that searches through dialog in video or audio files using subtitle tracks or speech transcriptions… | 23 | 3461 | active |
| wolfgarbe/SymSpell SymSpell is a C# library implementing the Symmetric Delete spelling correction algorithm for extremely fast spelling correction and fuzzy s… | 63 | 3460 | stable |
| joernio/joern Joern is an open-source code analysis platform that generates code property graphs (CPGs) from source code, bytecode, and binaries for C/C+… | 95 | 3453 | active |
| jazzband/django-taggit django-taggit is a reusable Django application that adds simple tagging to models via a TaggableManager field. It integrates with Django fo… | 77 | 3445 | stable |
| wikimedia/wikipedia-ios The official Wikipedia iOS application developed by the Wikimedia Foundation, written in Swift and Objective-C. It provides mobile access t… | 98 | 3441 | active |
| documentdb/documentdb DocumentDB is an open-source, MongoDB-compatible document database engine built as PostgreSQL extensions, providing native BSON support, CR… | 83 | 3431 | active |
| vulnersCom/nmap-vulners A collection of Nmap NSE scripts that enrich service scans with CVEs, CVSS scores and known exploits from the Vulners database. It fingerpr… | 98 | 3415 | active |
| pinry/pinry Pinry is a self-hosted, open-source tiling image board system for saving, tagging, and sharing images, videos, and webpages in a Pinterest-… | 50 | 3415 | active |
| gnebbia/kb kb is a minimalist command-line knowledge base manager written in Python for organizing notes, cheatsheets, and procedures. It lets users a… | 35 | 3414 | active |
| AmintaCCCP/GithubStarsManager An AI-powered desktop and web application for managing GitHub stars, forks, and Gists with semantic vector search, automatic categorization… | 85 | 3409 | active |
| google/timesketch Timesketch is an open-source web application for collaborative forensic timeline analysis, developed by Google. It lets DFIR investigators … | 92 | 3396 | active |
| terminusdb/terminusdb TerminusDB is an open-source document graph database with built-in git-like version control, storing JSON/JSON-LD documents in a schema-enf… | 93 | 3394 | active |
| stevencohn/OneMore OneMore is an open-source add-in for OneNote that adds dozens of productivity features such as a command palette, hashtag search, custom st… | 94 | 3392 | active |
| opsdisk/pagodo pagodo is a Python CLI tool that automates passive Google dork searches by scraping the Google Hacking Database (GHDB) and running those qu… | 49 | 3387 | active |
| agentscope-ai/ReMe ReMe is a Python memory management kit for AI agents that stores durable memory as ordinary Markdown files with frontmatter and wikilinks. … | 89 | 3356 | active |
| frappe/helpdesk Frappe Helpdesk is a free, open-source customer support and ticket management application built on the Frappe Framework with a Vue 3 fronte… | 98 | 3340 | active |
| Kovah/LinkAce LinkAce is a self-hosted web application for collecting, organizing, and archiving bookmarks with tags, lists, and advanced search. It auto… | 98 | 3328 | active |
| Yamato-Security/hayabusa Hayabusa is a fast, Rust-based Windows event log analysis tool that generates forensic timelines and performs threat hunting using Sigma de… | 94 | 3324 | active |
| liuzi6612/nav A lightweight, fully static personal navigation/start-page website built with Angular and ng-zorro-antd, with 800+ curated sites built in a… | 74 | 3314 | active |
| thomiceli/opengist Opengist is a self-hosted, open-source pastebin alternative to GitHub Gist, written in Go, where every snippet is stored as a Git repositor… | 94 | 3313 | active |
| espocrm/espocrm EspoCRM is a free, open-source CRM web application with a PHP REST API backend and a single-page application frontend. It manages leads, co… | 99 | 3298 | stable |
| jhawthorn/fzy fzy is a fast, simple fuzzy text selector for the terminal written in C, with an advanced scoring algorithm that favors consecutive-letter … | 38 | 3297 | stable |
| apache/nutch Apache Nutch is a highly extensible and scalable open-source web crawler built on Apache Hadoop data structures. It supports batch crawling… | 77 | 3277 | stable |
| giancarloerra/SocratiCode SocratiCode is a codebase context engine distributed as an MCP server, Claude Code plugin, and VS Code extension that indexes code, depende… | 81 | 3276 | active |
| dafthack/MailSniper MailSniper is a PowerShell-based penetration testing tool for searching email in Microsoft Exchange environments for sensitive terms like p… | 77 | 3276 | active |
| derceg/explorerplusplus Explorer++ is a lightweight, fast, tabbed file manager for Windows built in C++. It is fully portable, supports bookmarks, file search, pre… | 67 | 3273 | active |
| techgaun/github-dorks A Python CLI tool that automates GitHub code searches using a curated list of dorks to find leaked secrets like credentials, private keys, … | 43 | 3271 | active |
| bookorbit/bookorbit BookOrbit is a self-hosted, Docker-native library and reading platform for ebooks, PDFs, comics, and audiobooks. It provides multi-user lib… | 81 | 3261 | active |
| Genivia/ugrep ugrep is a fast, user-friendly grep replacement written in C++ that searches files with regex, fuzzy, and Boolean AND/OR/NOT patterns. It i… | 98 | 3258 | active |
| shiyi-0x7f/o-lib Olib is a free, open-source cross-platform desktop e-book client built with Tauri 2 (Rust backend + React/TypeScript frontend). It provides… | 76 | 3232 | active |
| taxigps/xbmc-addons-chinese A Kodi (XBMC) add-on repository distributing Chinese-language video plugins and subtitle services. Users install it as a zip in Kodi to bro… | 32 | 3205 | active |
| dullage/flatnotes flatnotes is a self-hosted, database-less note-taking web app that stores notes as plain markdown files in a flat folder. It offers a distr… | 81 | 3203 | active |
| TNTSearch TNTSearch is a full-text search engine written entirely in PHP that builds inverted indexes stored in SQLite, MySQL, or Redis. It returns r… | 90 | 3196 | active |
| apache/gravitino Apache Gravitino is a high-performance, geo-distributed, federated metadata lake that provides unified metadata management across diverse d… | 89 | 3188 | active |
| emeryberger/CSrankings CSRankings is a web application that ranks computer science departments worldwide based on faculty publications at selective conferences, u… | 77 | 3187 | active |
| nilbuild/githunt GitHunt is a React web application and Chrome extension that lets users explore the most starred GitHub projects by week, with filtering by… | 59 | 3182 | active |
| yourselfhosted/slash Slash is an open-source, self-hosted platform for organizing, managing, and sharing links via customizable human-readable shortcuts (e.g., … | 67 | 3170 | active |
| itwanger/paicoding Paicoding (技术派) is an open-source community/forum platform built on Spring Boot, MyBatis-Plus, MySQL, Redis, Elasticsearch, MongoDB, Rabbit… | 77 | 3163 | active |
| devanshbatham/ParamSpider ParamSpider is a Python CLI tool that mines URLs for a domain or list of domains from web archives (Wayback Machine), filtering out uninter… | 55 | 3160 | active |
| apache/hugegraph Apache HugeGraph is a fast, highly scalable graph database supporting tens of billions of vertices and edges with OLTP real-time queries vi… | 73 | 3157 | active |
| Tencent/Tendis Tendis is a high-performance distributed key-value storage system fully compatible with the Redis protocol, built on RocksDB for disk-based… | 81 | 3155 | active |
| graphprotocol/graph-node Graph Node is the core indexing component of The Graph protocol, written in Rust. It extracts and organizes data from blockchains such as E… | 94 | 3146 | active |
| wdcpclover/ai4paper AI4Paper is an AI research workbench delivered primarily as a Zotero 7-10 plugin, with a web app, browser extension, and WeChat mini-progra… | 78 | 3142 | active |
| The Sleuth Kit Autopsy is a Java-based digital forensics platform providing a graphical interface to The Sleuth Kit and other open-source forensic tools f… | 81 | 3137 | active |
| anvaka/ngraph.path A fast JavaScript library for finding shortest paths in arbitrary graphs, implementing A*, bidirectional A* (NBA*), and Dijkstra algorithms… | 75 | 3134 | stable |
| bestofjs/bestofjs Best of JS is a web application that tracks GitHub star counts daily for a curated list of ~2000 open-source projects related to the web pl… | 66 | 3133 | active |
| helloxz/onenav OneNav is a self-hosted browser bookmark management system built with PHP and SQLite 3 that centralizes bookmarks for access from any devic… | 86 | 3129 | active |
| docarray/docarray DocArray is a Python library for representing, transmitting, storing, and retrieving multimodal data such as text, images, audio, and video… | 56 | 3124 | active |
| timescale/pgvectorscale pgvectorscale is a PostgreSQL extension written in Rust that complements pgvector with a StreamingDiskANN index, statistical binary quantiz… | 75 | 3116 | active |
| ddworken/hishtory hiSHtory is a CLI tool that replaces your shell history with a richer, context-aware version storing the working directory, exit code, host… | 66 | 3114 | active |
| jina-ai/clip-as-service CLIP-as-service is a low-latency, high-scalability server for embedding images and text into fixed-length vectors using OpenAI's CLIP model… | 23 | 12836 | maintenance |
| ddangelov/Top2Vec Top2Vec is a Python library that learns jointly embedded topic, document, and word vectors for topic modeling and semantic search. It suppo… | 23 | 3102 | stable |
| infinilabs/analysis-pinyin A Pinyin analysis plugin for Elasticsearch, OpenSearch, and Easysearch that converts between Chinese characters and Pinyin. It provides a p… | 59 | 3098 | active |
| sergiotapia/magnetissimo Magnetissimo is a self-hosted Elixir/Phoenix web application that crawls popular torrent sites and indexes magnet links into a local Postgr… | 32 | 3091 | active |
| shshemi/tabiew Tabiew is a lightweight terminal user interface (TUI) application written in Rust for viewing and querying tabular data files such as CSV, … | 87 | 3089 | active |
| Difegue/LANraragi LANraragi is an open-source web application for archiving, organizing, and reading manga/doujinshi and comics, built on Mojolicious and Red… | 93 | 3088 | active |
| elastic/elasticsearch-rails Official Elasticsearch integrations for Ruby on Rails, provided as three gems: elasticsearch-model (ActiveModel/ActiveRecord/Mongoid search… | 45 | 3084 | active |
| ocodista/trampar-de-casa Trampar de Casa is an open-source platform that connects Brazilian developers with 100% remote job opportunities, sending a weekly personal… | 48 | 3082 | active |
| power721/alist-tvbox A Java-based proxy server that bridges AList storage with TvBox media players, generating subscription playlists and supporting content sea… | 95 | 3081 | active |
| ospfranco/sol Sol is an open-source macOS launcher and command palette (cmd-k style) built natively with React Native. It offers app search, clipboard ma… | 94 | 3080 | active |
| blazickjp/arxiv-mcp-server A Model Context Protocol (MCP) server that lets AI agents search, download, and analyze arXiv papers, including reading original LaTeX sect… | 88 | 3076 | active |
| asciimoo/hister Hister is a self-hosted, privacy-focused personal search engine that indexes the full contents of visited web pages and local files. It off… | 83 | 3072 | active |
| dnote/dnote Dnote is a simple command line notebook distributed as a single dependency-free binary that stores notes in one portable SQLite file. It of… | 82 | 3071 | active |
| mtvpls/MoonTVPlus MoonTVPlus is a self-hosted, enhanced fork of MoonTV that aggregates video from multiple sources into a web-based streaming player built wi… | 60 | 3070 | active |
| tranxuanthang/lrcget LRCGET is a cross-platform desktop application (built with Tauri, Rust, and Vue) that scans an offline music library and mass-downloads LRC… | 91 | 3066 | active |
| heavyai/heavydb HeavyDB (formerly MapD/OmniSciDB) is an open-source SQL-based, relational, columnar database engine that uses CPUs and NVIDIA GPUs to query… | 72 | 3057 | active |
| xtdb/xtdb XTDB is an open-source (MPL-2.0) immutable, bitemporal SQL database built on Apache Arrow and S3-compatible storage. It automatically retai… | 77 | 3045 | active |
| swirlai/swirl-search SWIRL is an open-source federated AI search and RAG platform that queries enterprise apps and data sources live, re-ranks results with a hy… | 92 | 3043 | active |
| projectdiscovery/uncover uncover is a Go CLI tool that queries multiple internet search engines (Shodan, Censys, FOFA, ZoomEye, and others) via their APIs to quickl… | 84 | 3042 | active |
| huangxd-/danmu_api A JavaScript-based danmaku (bullet comment) API server that aggregates danmu from major Chinese and international video platforms (Bilibili… | 62 | 3036 | active |
| leeoniya/uFuzzy uFuzzy is a tiny (~7.5KB), zero-dependency JavaScript fuzzy search library for matching a short needle phrase against large lists of short-… | 53 | 3025 | active |