Showing 480 open source projects for "custom operating systems"

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  • 1
    Nextcloud Server

    Nextcloud Server

    A safe home for all your data

    Nextcloud server is a free and open source server software that allows you to store all of your data in a server of your choosing. With Nextcloud you can easily access and store data in the data center you trust, sync data among various devices, and share your data for collaboration purposes. It offers the best security in the self hosted file sync and share world, and is expandable with hundreds of apps.
    Downloads: 22 This Week
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  • 2
    Hermes JS Engine

    Hermes JS Engine

    A JavaScript engine optimized for running React Native

    Hermes-powered apps launch faster, thanks to build-time precompilation of JavaScript into efficient bytecode. Hermes is small in APK size, lean on memory, and starts instantly. It won't weigh your app down. It's simple to get started with Hermes in React Native apps. Hermes is open source and implements JavaScript standards. You will now be in a directory with the output of building Hermes into CLI tools. From here you can run a piece of JavaScript. If you have an existing app based on an...
    Downloads: 13 This Week
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  • 3
    SpeechRecognition

    SpeechRecognition

    Speech recognition module for Python

    Library for performing speech recognition, with support for several engines and APIs, online and offline. Recognize speech input from the microphone, transcribe an audio file, save audio data to an audio file. Show extended recognition results, calibrate the recognizer energy threshold for ambient noise levels (see recognizer_instance.energy_threshold for details). Listening to a microphone in the background, various other useful recognizer features. The easiest way to install this is using...
    Downloads: 14 This Week
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  • 4
    GRDB.swift

    GRDB.swift

    A toolkit for SQLite databases

    GRDB.swift is a comprehensive SQLite toolkit for Swift developers, providing type-safe database access through mapping to Swift structs and records. It offers query building, migrations, concurrency control, and Swift Codable integration—ideal for local or embedded data persistence in iOS, macOS, and cross-platform Swift applications.
    Downloads: 1 This Week
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    SQLDelight

    SQLDelight

    SQLDelight - Generates typesafe Kotlin APIs from SQL

    SQLDelight is a multiplatform Kotlin SQL library developed by Square. It generates typesafe Kotlin APIs from your SQL statements and integrates seamlessly with Android, iOS, JVM, and web platforms. SQLDelight ensures compile-time verification of SQL queries and supports migrations, transactions, and coroutines, making it a robust solution for cross-platform persistence.
    Downloads: 0 This Week
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  • 6
    TURF

    TURF

    A modular geospatial engine written in JavaScript

    Turf is a JavaScript library for spatial analysis. It includes traditional spatial operations, helper functions for creating GeoJSON data, and data classification and statistics tools. Turf can be added to your website as a client-side plugin, or you can run Turf server-side with Node.js. Modular, simple-to-understand JavaScript functions that speak GeoJSON. Turf is a collection of small modules, you only need to take what you want to use. Takes advantage of the newest algorithms and doesn't...
    Downloads: 1 This Week
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  • 7
    VectorChord

    VectorChord

    Scalable, fast, and disk-friendly vector search in Postgres

    VectorChord is an open-source vector database built for local and edge deployment. It supports efficient vector indexing and retrieval using ANN (approximate nearest neighbor) algorithms and is optimized for integration with LLM and AI applications. VectorChord is lightweight and can be embedded in a variety of environments for fast semantic search.
    Downloads: 2 This Week
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  • 8
    MMKV

    MMKV

    The fastest key/value storage for React Native

    MMKV is an efficient, small mobile key-value storage framework developed by WeChat. react-native-mmkv is a library that allows you to easily use MMKV inside your React Native applications. It provides fast and direct bindings to the native C++ library which are accessible through a simple JS API. Get and set strings, booleans and numbers. Fully synchronous calls, no async/await, no Promises, no Bridge. Encryption support (secure storage). Multiple instances support (separate user-data with...
    Downloads: 0 This Week
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  • 9
    Supabase Wrappers

    Supabase Wrappers

    Postgres Foreign Data Wrapper development framework in Rust

    Supabase Wrappers is a collection of PostgreSQL extensions (written in Rust) that allow Postgres to interact with external systems like APIs, files, and other databases. It uses Foreign Data Wrappers (FDWs) to treat external resources as if they were native SQL tables, enabling seamless integration with external services directly from SQL queries.
    Downloads: 2 This Week
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  • 10
    PGlite

    PGlite

    Lightweight WASM Postgres with real-time, reactive bindings

    PGlite is a lightweight, WebAssembly (WASM) build of Postgres designed to run directly in JavaScript environments such as browsers, Node.js, Bun, and Deno, without the need for additional dependencies. It allows developers to run Postgres in-memory or with persistence to IndexedDB or local file systems, offering a simple yet powerful solution for local-first, real-time applications. At under 3MB gzipped, PGlite is optimized for efficiency and includes dynamic extension loading, support for...
    Downloads: 1 This Week
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  • 11
    XAMPP

    XAMPP

    An easy to install Apache distribution containing MySQL, PHP, and Perl

    XAMPP is a very easy to install Apache Distribution for Linux, Solaris, Windows, and Mac OS X. The package includes the Apache web server, MySQL, PHP, Perl, a FTP server and phpMyAdmin.
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    Downloads: 316,309 This Week
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  • 12
    SchemaCrawler

    SchemaCrawler

    Free database schema discovery and comprehension tool

    ...You can find potential schema design issues with lint. SchemaCrawler supports almost any database that has a JDBC driver, but for convenience is bundled with drivers for some commonly used RDBMS systems. SchemaCrawler works with any operating system that supports Java SE 8 or better. SchemaCrawler is also a Java API that makes working with database metadata as easy as working with plain old Java objects.
    Downloads: 1 This Week
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  • 13
    Piral

    Piral

    Framework for next generation web apps using micro frontends

    ...It allows you to build web apps that follow the micro frontends architecture in basically no time. Piral lets you use your standard tooling to be as efficient as possible. Perfect for distributed systems running in the cloud. No proprietary software hijacking the security of your app. Every feature plays well with custom and standard tooling. The base layer gives you high convenience without sacrificing. Performance is considered important and valued as a feature. You can build fully dynamic and scalable applications in no time. ...
    Downloads: 0 This Week
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  • 14
    KeePass

    KeePass

    A lightweight and easy-to-use password manager

    KeePass Password Safe is a free, open source, lightweight, and easy-to-use password manager for Windows, Linux and Mac OS X, with ports for Android, iPhone/iPad and other mobile devices. With so many passwords to remember and the need to vary passwords to protect your valuable data, it’s nice to have KeePass to manage your passwords in a secure way. KeePass puts all your passwords in a highly encrypted database and locks them with one master key or a key file. As a result, you only have to...
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    Downloads: 210,367 This Week
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  • 15
    Firebird

    Firebird

    A powerful, cross platform, SQL database system

    Firebird RDBMS offers ANSI SQL features & runs on Linux, Windows & several Unix platforms. Features excellent concurrency & performance & powerful stored procedure & trigger language. More information and downloads at https://firebirdsql.org/, issue tracker is https://github.com/FirebirdSQL/firebird/issues
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    Downloads: 3,021 This Week
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  • 16
    SQL Relay
    Database connection pool with support for lots of languages and databases.
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    Downloads: 22 This Week
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  • 17
    SQL*Plus Commander

    SQL*Plus Commander

    Text-based user interface to query data on Oracle DB in a smart way

    SQL*Plus Commander is Text-based user interface (TUI) / framework to query data on Oracle DB in a smart way. It consists in a fully customizable script shell for bash and ksh. It executes custom queries or procedures on DB with SQLPlus for Oracle. The results of queries can be browsed in a colorful text interface resulting data from a query can be selected and passed dinamically as parameters for others queries or procedures It may be useful for people who runs frequently a limited...
    Downloads: 27 This Week
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  • 18

    WhiteBear

    a set of foundation classes for database engines

    WhiteBear is a set of foundation classes for database engines written in Java. It supports object and relational database, is highly portable and may be used in embedded or server environment. Project has been created from scratch and plan to includes storage engine, server, SQL interpreter, ODBC, JDBC and JDO interface
    Downloads: 137 This Week
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  • 19
    BeeBase

    BeeBase

    Relational programmable database with GUI

    BeeBase is a relational, programmable database system with graphical user interface for Windows, Mac, Linux and Amiga.
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    Downloads: 14 This Week
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  • 20
    "Aubit 4GL" is a project to make GPL, OpenSource, Informix-4GL compatible compiler, and continue to extend functionality needed to write most efficient and productive business related, database oriented applications. See "Home Page" link for more.
    Downloads: 9 This Week
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  • 21

    Database Test Suite

    Mirror of: https://github.com/osdldbt/

    Mirror of: https://github.com/osdldbt/ This Database Test Suite aims to create database workload test kits used to simulate heavy user loads for OLTP, Decision Support, and e-commerce database transactions. These test kits can also be used to gather performance results for Linux and other
    Downloads: 6 This Week
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  • 22
    Tulip
    Tulip is an information visualization framework dedicated to the analysis and visualization of relational data. Tulip aims to provide the developer/user with a complete library/software, supporting the design of interactive information visualization
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    Downloads: 24 This Week
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  • 23
    Excel - NSE Stock Option Chain

    Excel - NSE Stock Option Chain

    Fetch the live NSE Stock Option Chain data in Excel

    Useful Excel sheet for Stock Option Traders. This Excel sheet can fetch the Live NSE Option Chain Data for Stocks. Fetch the live Stock Option Chain data such as Open Interest and Price at differentStrike prices, specifically few Strike Price ranges near to ATM in Excel sheet. It can be used to compare and analyze Open Interest and Price Changes at different Strike Prices. This Excel sheet collects the following data at a given Strike Price, for both Calls (CE) and Puts (PE)...
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    Downloads: 65 This Week
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  • 24

    Datalog Educational System

    Deductive Database with Datalog, SQL, RA, TRC, DRC

    The Datalog Educational System (DES) is a deductive database with Datalog, SQL, Relational Algebra, Tuple Relational Calculus and Domain Relational Calculus as query languages developed mainly for education. It can be used from most common Prolog interpreters over any supported OS and from portable executables (Windows, Linux and MacOS).
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    Downloads: 33 This Week
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  • 25
    RefDB is a reference database and bibliography tool for SGML, XML, and LaTeX documents, sort of a Reference Manager or BibTeX for markup languages. It is portable and known to run on Linux, Free/NetBSD, OSX, Solaris, and Windows/Cygwin.
    Downloads: 10 This Week
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