Open Source BSD Search Software

CLucene is a C++ port of Lucene: the high-performance, full-featured text search engine written in Java. CLucene is faster than lucene as it is written in C++.

Power searching on your desktop without the pain. Perform powerful desktop searches without having to index your system using regular expressions. Graphical equivalent to find/grep. Available for Windows (JAVA) and Linux (Gnome & KDE) and easy to translate into your locale.

Search and replace operations on file content accross multiple files. Recursive operations within entire directory trees. FAR comes with support for regular expressions (regex) over multiple lines, automatic backup and various character encodings. Run grep like extractions to condense or rearrange sources, or perform bulk file renaming.

OpenSearchServer is a powerful, enterprise-class, search engine program. Using the web user interface, the crawlers (web, file, database, etc.) and the client libraries (REST/API , Ruby, Rails, Node.js, PHP, Perl) you will be able to integrate quickly and easily advanced full-text search capabilities in your application: Full-text with basic semantic, join queries, boolean queries, facet and filter, document (PDF, Office, etc.) indexation, web scrapping,etc. OpenSearchServer runs on Windows and Linux/Unix/BSD.

MiniSearch is a minimalist web search application with a built-in AI assistant that runs largely inside the browser for privacy-focused information retrieval. The project combines metasearch capabilities with local or remote language model inference to provide conversational answers alongside traditional search results. It is designed to be lightweight, easy to deploy with Docker, and configurable for both personal and hosted use cases. The platform supports browser-level integration so users can set it as their default search engine for quick access. Its architecture emphasizes privacy by avoiding tracking and minimizing data collection while still enabling advanced AI features. Overall, MiniSearch targets users who want a self-hosted, Perplexity-style search experience with strong control over data and models.

phpMorphy is morphological analyzer library written in pure PHP. Currently supports Russian, English and German languages.

Career Ops is an open-source platform designed to help individuals manage their job search process with a structured, operations-style approach that treats career development like a pipeline. It provides a system for organizing job applications, tracking progress across different stages, and maintaining visibility into opportunities, much like a lightweight CRM tailored for job seekers. The project emphasizes clarity and accountability, enabling users to monitor applications, follow-ups, and outcomes in a centralized environment. It is typically built with modern web technologies, allowing for easy customization and self-hosting by developers who want full control over their data. Career Ops focuses on reducing the chaos and fragmentation that often comes with job searching by introducing a repeatable workflow that can be iterated and improved over time. It also supports the idea of data-driven job searching.

Aperture is a Java framework for extracting and querying full-text content and metadata from various information systems (file systems, web sites, mail boxes, ...) and the file formats (documents, images, ...) occurring in these systems.

Puggle is a graphical desktop search engine written exclusively in Java. It provides full text and metadata search over files, folders, music, photos, web pages and more that are stored locally on your computer.

A universal suite of utilities for large corpora processing.

Setra is a cross-platform command line utility used to brute-force password protected zip file. It is written in the Python programming language.

mairix is a tool for indexing and searching email messages stored in Maildir, MH, or mbox folders.

PileWorks provides the organizational structure for coordinating several different projects which approach some aspect of Pile Technology. PileWorks defines a set of interfaces and implements some basic infrastructure for Pile engines and agents.

Sgrep (sorted grep) is a much faster alternative to traditional Unix grep when searching large files, because sgrep searches sorted input files using a fast binary search to find matching lines.

CRGREP searches for matching text in databases, various document formats, archives and other difficult to access resources. A command line tool for name and content text matching in database tables, plain files, MS Office documents, PDF, archives, MP3 audio, image meta-data, scanned documents, maven dependencies and web resources. CRGREP will search resources within resources of any arbitrary combination or depth, so text within a document within a zip archive, and so on. Here you will find binary downloads and discussion (https://sourceforge.net/p/crgrep/discussion/) . The actual development and issue tracking can be found here: https://bitbucket.org/cryanfuse/crgrep

Bible Concordance generator and viewer for UNIX/Linux/Cygwin, written in C. Supports multiple word searches using boolean operators and Reverse Polish notation. Unlike printed concordances, shows complete verse, and in context.

FTimes is a forensic system baselining, searching, and evidence collection tool. Its primary purpose is to gather and/or develop topographical information and attributes about specified directories and files in a manner conducive to intrusion and forensic analysis.

DupLichaSe is a very fast Duplicate File Detector that uses inductive heuristics to detect duplicate files very fast; based on content! DupLichaSe stands out from EVERY other Duplicate file detection Software because of it's graph based semi-automatic selection system. ... after finding 100s of duplicate files, do you have to go through some manual and possibly laborious process of deleting the duplicates? ...or is there a way for the Software to learn and do most of it for you in a SAFE and RECOVERABLE MANNER? YES!! There is!! ...This Software will ALSO help you and delete duplicate files, after you must have taken action on a a FEW important files(i.e large files that are duplicates). ++Thanks to its trivial Graph based suggestion System

disk manager is a CD/DVD archiving tool. It storys the directory contents of any media so you can search it later. Its also designed as file explorer which makes it easy to find big files. Windows Version supports native file context menus.

This is a autorun menu for cd's. It link a name with a file and a short description. It can execute/open files, copy directories, execute commands, etc and it is really easy to use. (Spanish)

A software for indexing and searching a samba based files sharing network.

Enhanced version of the standard Unix strings(1) program which uses language models for automatic language identification and character-set identification, supporting over 1400 languages, dozens of character encodings, and 4800+ language/encoding pairs.

Important: This project has been moved to https://github.com/statsbiblioteket/summa/ Lucens (and Solr) based search engine with very flexible setup and workflow system. It supports incremental updates, hierarchical faceting and index lookup with low memory overhead. Note: Although Summa is open source, the focus is on features used at Statsbiblioteket. No explicit resources has been allocated for support of external users.

Dessy is a DEsktop Search and SYnchronization framework for mobile devices. It allows file search using content, metadata, and custom tags, and synchronization of results, and entire file system subtrees. It works on MIDP 2.0 handsets and Java 2 SE.

Enable your academic documents on your hard-drive to be searched using an automated solution with limited user-intervention. All this is done in a non-intrusive manner, ensuring your files are not moved.