Showing 4729 open source projects for "java open source"

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  • Automate contact and company data extraction Icon
    Automate contact and company data extraction

    Build lead generation pipelines that pull emails, phone numbers, and company details from directories, maps, social platforms. Full API access.

    Generate leads at scale without building or maintaining scrapers. Use 10,000+ ready-made tools that handle authentication, pagination, and anti-bot protection. Pull data from business directories, social profiles, and public sources, then export to your CRM or database via API. Schedule recurring extractions, enrich existing datasets, and integrate with your workflows.
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  • 1
    oops-easytrack

    oops-easytrack

    A bug tracking system in a wlan-, web- or rmi-environment

    Oops-easytrack is a Bug Tracking System, implemented as a wlan-, web- and RMI-based version. Bugs are created, modified, logged or searched. Users, projects,components and releases can be administrated. Reports of 4 types may be generated.
    Downloads: 1 This Week
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  • 2
    CloverDB

    CloverDB

    A lightweight document-oriented NoSQL database written in pure Golang

    CloverDB is a lightweight NoSQL database designed to be simple and easily maintainable, thanks to its small code base. It has been inspired by tinyDB. CloverDB has been written for being easily maintainable. As such, it trades performance with simplicity and is not intended to be an alternative to more performant databases such as MongoDB or MySQL. However, there are projects where running a separate database server may result overkilled, and, for simple queries, network delay may be the...
    Downloads: 0 This Week
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  • 3
    Elassandra

    Elassandra

    Elassandra = Elasticsearch + Apache Cassandra

    Elassandra is an open-source integration of Apache Cassandra and Elasticsearch, combining the distributed NoSQL storage of Cassandra with Elasticsearch’s search and analytics capabilities. This hybrid database solution allows users to store, index, and query data efficiently while ensuring fault tolerance and scalability.
    Downloads: 2 This Week
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  • 4
    Key Store

    Key Store

    Scriptural Keys Restoration - decoded universally symbolic language

    The Key Store is a directory where users can find the symbolic meaning to a word as defined in Holy Scripture. These are often referred to as the keys of the Kingdom of Heaven. Much like a secret code, the directory exposes a universal dialect, all but nearly lost throughout the Dark Ages of time. Yet, fragments of this language remained until today such as, Father = Time and Mother = Nature. The database is expandable to grow as more entries and the sources are uncovered.
    Downloads: 0 This Week
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  • Desktop and Mobile Device Management Software Icon
    Desktop and Mobile Device Management Software

    It's a modern take on desktop management that can be scaled as per organizational needs.

    Desktop Central is a unified endpoint management (UEM) solution that helps in managing servers, laptops, desktops, smartphones, and tablets from a central location.
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  • 5
    seladb/pickledb-rs

    seladb/pickledb-rs

    PickleDB-rs is a lightweight and simple key-value store

    PickleDB-RS is a lightweight, fast, and key-value store written in Rust. Inspired by the Python PickleDB, it provides a simple, NoSQL database for small applications that require persistent key-value storage without the overhead of full-fledged databases. It is designed for speed and ease of use, with a JSON-based storage format.
    Downloads: 0 This Week
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  • 6
    Xodus

    Xodus

    Transactional schema-less embedded database used by JetBrains

    JetBrains Xodus is a transactional schema-less embedded database that is written in Java and Kotlin. It was initially developed for JetBrains YouTrack, an issue tracking and project management tool. Xodus is also used in JetBrains Hub, the user management platform for JetBrains' team tools, and in some internal JetBrains projects. Xodus is highly concurrent. Reads are completely non-blocking due to MVCC and true snapshot isolation. Xodus is schema-less and agile. It does not require schema...
    Downloads: 0 This Week
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  • 7
    icestark

    icestark

    Micro Frontends solution for large application

    Use icestark to build your next micro-front application, or migrate your current giant application without pain. As simple as developing SPA applications, it not only solves the problem of synergy among multiple development teams, but also brings a safe sandbox and excellent performance experience. icestark uses the configuration of the micro-application entrance field to render the application, so this field very important. For different scenarios, icestark also supports a variety of...
    Downloads: 0 This Week
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  • 8
    Redwood Database

    Redwood Database

    A highly-configurable, distributed, realtime database

    Redwood is an opinionated, full-stack JavaScript/TypeScript web framework built for the modern JAMstack and serverless environments. It combines React for frontend, GraphQL for data fetching, and Prisma for database management, all in a unified developer experience. Redwood is designed for building scalable SaaS products, startups, and internal tools rapidly, with a focus on convention over configuration. Its CLI-driven development model, authentication integrations, and deployment support...
    Downloads: 0 This Week
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  • 9
    log4db2

    log4db2

    Logging utility for DB2 for LUW written in SQL-PL

    ...This utility aims to reduce the time used for developing, testing, debugging and monitoring SQL routines, by centralizing the messages produced by the code. The idea and architecture of this utility are based on the popular Java logging utilities, such as Log4j and slf4j/logback. * Log4j - http://logging.apache.org/log4j * Logback/SLF4J - http://logback.qos.ch/ - http://www.slf4j.org/ The licenses of this project are: * For the source code is "BSD 2-Clause license". * For the documentation is "FreeBSD Documentation license." With these two licenses you are free to use, modify and distribute any part of this utility. ...
    Downloads: 0 This Week
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  • Total Network Visibility for Network Engineers and IT Managers Icon
    Total Network Visibility for Network Engineers and IT Managers

    Network monitoring and troubleshooting is hard. TotalView makes it easy.

    This means every device on your network, and every interface on every device is automatically analyzed for performance, errors, QoS, and configuration.
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  • 10
    pgsh

    pgsh

    Branch your PostgreSQL Database like Git

    pgsh is a tool for managing multiple PostgreSQL environments by automating the setup of per-branch or per-developer databases. It makes it easy to clone production or staging schemas and spin up isolated dev instances tied to Git branches. pgsh is great for teams working on feature-heavy applications with parallel development workflows.
    Downloads: 0 This Week
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  • 11
    sqlsmith

    sqlsmith

    A random SQL query generator

    SQLSmith is a fuzz testing tool for PostgreSQL that automatically generates random SQL queries to uncover bugs in the query planner and executor. It is widely used by PostgreSQL developers and database vendors to stress-test SQL features and engine behavior under edge-case conditions. SQLSmith helps improve database robustness by revealing unexpected failures.
    Downloads: 0 This Week
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  • 12
    JAMon API

    JAMon API

    Monitor Java applications - SQL, HTTP, Methods, Exceptions and more.

    JAMon API is a free, simple, high performance, thread safe, Java API that allows developers to easily monitor the performance and scalability of production applications. JAMon tracks hits, execution times (total, avg, min, max, std dev), and more. * JAMon Users Manual: For more on the JAMon, including installing, configuring, and using it, see http://jamonapi.sourceforge.net/. * Support: If you have any questions about usage please post a question on the forum at ...
    Downloads: 15 This Week
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  • 13
    mometa

    mometa

    R&D-oriented low-code meta-programming, code visual editing, etc.

    Mometa is not a traditional mainstream low-code platform (such as amis/Yunfengdie), mometa is a research and development-oriented, code visual design and editing platform; it is more like Dreamweaver, gui visual editing for programmers. The positioning of mometa is more based on the local development mode of programmers, adding the ability of visual coding (modification is also the local code file itself); it is more like an auxiliary coding tool, rather than No-Code (amis/Cloud Phoenix...
    Downloads: 0 This Week
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  • 14
    tkDerm is a Tcl-based dermatological image database client for PostgreSQL. It relates data with photos automatically based on the time stamps of digital photos.
    Downloads: 0 This Week
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  • 15
    Duktape

    Duktape

    Embeddable Javascript engine with a focus on portability

    Duktape is easy to integrate into a C/C++ project: add duktape.c, duktape.h, and duk_config.h to your build, and use the Duktape API to call ECMAScript functions from C code and vice versa. Partial support for ECMAScript 2015 (E6) and ECMAScript 2016 (E7), Post-ES5 feature status, kangax/compat-table. Combined reference counting and mark-and-sweep garbage collection with finalization. Property virtualization using a subset of ECMAScript ES2015 Proxy object. Bytecode dump/load for caching...
    Downloads: 0 This Week
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  • 16
    SQLancer

    SQLancer

    Automated testing to find logic and performance bugs

    SQLancer is a tool to automatically test Database Management Systems (DBMSs) in order to find bugs in their implementation. That is, it finds bugs in the code of the DBMS implementation, rather than in queries written by the user. SQLancer has found hundreds of bugs in mature and widely-known DBMSs. SQLancer implements approaches for automatically generating SQL statements. It contains various hand-written SQL generators that operate in multiple phases. First, a database schema is created,...
    Downloads: 0 This Week
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  • 17
    JQuickBase

    JQuickBase

    elementary database files for Java, B+ tree index files, ISAM

    Java API to realize quick ISAM (Index Sequential Access Method) functionality for application in the file system. Includes scalable database files w/ space recovery and variable record length, scalable B+Tree index files. Supports file backup and restore. Two package types: one with and one without strong file encryption using Twofish algorithm and state-of-the-art encryption technology.
    Downloads: 0 This Week
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  • 18
    FluentPDO

    FluentPDO

    A PHP SQL query builder using PDO

    FluentPDO is a PHP library that provides a fluent interface for building SQL queries using PHP’s PDO. It helps developers write clean, readable SQL-like statements in a programmatic way, simplifying interaction with relational databases while retaining full control. FluentPDO is ideal for lightweight PHP applications that need query flexibility without a full ORM.
    Downloads: 0 This Week
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  • 19
    Paper NoSQL

    Paper NoSQL

    Paper is a fast NoSQL-like storage for Java/Kotlin objects on Android

    A lightweight, NoSQL document database for Android applications, providing fast and efficient local storage.
    Downloads: 0 This Week
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  • 20
    A Collection of GUI tools and installations for the day to day use and administration of PostgreSQL servers both on and from a Mac OS X environment.
    Downloads: 0 This Week
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  • 21
    Textacular

    Textacular

    Textacular exposes full text search capabilities from PostgreSQL

    Textacular is a full-text search extension for ActiveRecord models in Ruby on Rails, built on top of PostgreSQL's native full-text search features. It allows developers to perform natural language searches across multiple columns with minimal configuration, providing a powerful and efficient alternative to third-party search services. Textacular integrates seamlessly with Rails queries and scopes for a smooth developer experience.
    Downloads: 0 This Week
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  • 22
    RackTables
    Racktables is a nifty and robust solution for datacenter and server room asset management. It helps document hardware assets, network addresses, space in racks, networks configuration and much much more!
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    Downloads: 187 This Week
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  • 23

    WatchBase Collector's Catalog

    Track your watches, including planned, current, and sold ones.

    A database catalog application for watch collectors. Maintain an inventory of watches. Allocate watches to future purchase, in collection, and disposed of or sold categories. WatchBase tracks your purchase history for warranty and other purposes. Analytics include generating a histogram of how many watches are at each price level as well as how many watches have been ordered over the past year.
    Downloads: 0 This Week
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  • 24
    ChoiceMaker
    Record matching software
    Downloads: 0 This Week
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  • 25
    caffeine Database

    caffeine Database

    A basic REST service for JSON data - enough for prototyping and MVPs

    Caffeine is an open-source, lightweight application that provides real-time monitoring of server resource usage. It is designed for DevOps teams to track CPU, memory, disk, and network utilization in real time, helping diagnose performance bottlenecks.
    Downloads: 0 This Week
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