Showing 309 open source projects for "core"

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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
    MUI Core

    MUI Core

    React components for faster and easier web development

    MUI Core (formerly Material-UI) consists of React components for faster and easier web development, with options for creating your own design system or starting with Material design. MUI components work without any additional setup, and don't pollute the global scope.
    Downloads: 9 This Week
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  • 2
    Toolpad Core

    Toolpad Core

    Full stack components and low-code builder for dashboards and internal

    Toolpad is a self‑hosted, open‑source, low‑code admin/dashboard builder and a collection of full-stack React components tailored for building internal tools and dashboards. Created by the team behind Material‑UI (MUI), it enables rapid development by combining drag‑and‑drop UI construction with tight backend integration. Toolpad Core provides the component library for Next.js/Vite projects, while the deprecated Toolpad Studio offered a visual builder interface. Toolpad Core is a set of high level React components that abstract common concepts such as layout navigation and routing. It aims at helping you build and maintain dashboards and internal tooling faster. ...
    Downloads: 5 This Week
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  • 3
    Pydantic-Core

    Pydantic-Core

    Core validation logic for pydantic written in rust

    pydantic-core is the Rust-based core validation logic for Pydantic, a widely used data validation library in Python. It offers significant performance improvements over its predecessor, enabling faster and more efficient data parsing and validation.​
    Downloads: 5 This Week
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  • 4
    Realm Core

    Realm Core

    Core database component for the Realm Mobile Database SDKs

    Realm is a mobile database that runs directly inside phones, tablets or wearables, check out realm.io. This repository holds the source code for the core database component used by all the Realm Mobile Database products. Realm Core is not in itself an "end-user" product with a publicly stable and supported API.
    Downloads: 5 This Week
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  • Yeastar: Business Phone System and Unified Communications Icon
    Yeastar: Business Phone System and Unified Communications

    Go beyond just a PBX with all communications integrated as one.

    User-friendly, optimized, and scalable, the Yeastar P-Series Phone System redefines business connectivity by bringing together calling, meetings, omnichannel messaging, and integrations in one simple platform—removing the limitations of distance, platforms, and systems.
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  • 5
    core-js

    core-js

    Modular standard library for JavaScript

    ...Includes polyfills for ECMAScript up to 2021: promises, symbols, collections, iterators, typed arrays, many other features, ECMAScript proposals, some cross-platform WHATWG / W3C features and proposals like URL. You can load only required features or use it without global namespace pollution. The maintainers of core-js and the maintainers of thousands of other packages are working with Tidelift to deliver commercial support and maintenance for the open source dependencies you use to build your applications. Save time, reduce risk, and improve code health, while paying the maintainers of the exact dependencies you use. If you use core-js with the extension of native objects, recommended load all core-js modules at the top of the entry point of your application, otherwise, you can have conflicts.
    Downloads: 3 This Week
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  • 6
    Swagger Core

    Swagger Core

    Examples, server integrations for generating Swagger API Specification

    Swagger Core is a Java implementation of the OpenAPI Specification. Current version supports JAX-RS2 (javax and jakarta namespaces). One of the common usage scenarios is to integrate swagger-jaxrs2 into an existing or new JAX-RS based project ("code-first"), to automatically provide and expose its APIs definition, which is kept in sync during the project lifecycle.
    Downloads: 0 This Week
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  • 7
    core.match

    core.match

    An optimized pattern matching library for Clojure

    core.match is a high-performance pattern-matching library for Clojure and ClojureScript. It provides an optimized macro-based DSL for structurally matching data—such as sequences, maps, regexes—offering a clearer alternative to nested conditionals or destructuring. A symbol pattern can represent one of three behaviours. Match the value of an existing local binding. Create a "named" wildcard pattern that creates a binding of the given name to the right of the pattern row.
    Downloads: 2 This Week
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  • 8
    core.logic

    core.logic

    A logic programming library for Clojure & ClojureScript

    core.logic brings logic programming to Clojure and ClojureScript through an implementation of miniKanren, enabling relational, constraint-based, and nominal logic programming. It allows complex reasoning and declarative problem-solving directly in Clojure. core.unify provides a la carte unification facilities that are not deeply tied into the operation of a logic engine. While core.logic does provide a similar simple unifier interface with support for specifying fine-grained constraints, if...
    Downloads: 1 This Week
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  • 9
    Trust Wallet Core

    Trust Wallet Core

    Cross-platform, cross-blockchain wallet library

    Trust Wallet Core is an open source, cross-platform, mobile-focused library implementing low-level cryptographic wallet functionality for a high number of blockchains. It is a core part of the popular Trust Wallet, and some other projects. Most of the code is C++ with a set of strict C interfaces, and idiomatic interfaces for supported languages: Swift for iOS and Java for Android.
    Downloads: 9 This Week
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  • Next-Gen Encryption for Post-Quantum Security | CLEAR by Quantum Knight Icon
    Next-Gen Encryption for Post-Quantum Security | CLEAR by Quantum Knight

    Lock Down Any Resource, Anywhere, Anytime

    CLEAR by Quantum Knight is a FIPS-140-3 validated encryption SDK engineered for enterprises requiring top-tier security. Offering robust post-quantum cryptography, CLEAR secures files, streaming media, databases, and networks with ease across over 30 modern platforms. Its compact design, smaller than a single smartphone image, ensures maximum efficiency and low energy consumption.
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  • 10
    core.async

    core.async

    Facilities for async programming and communication in Clojure

    core.async is a Clojure library that brings asynchronous programming and communication to both Clojure and ClojureScript, enabling developers to write concurrent code using channels, go blocks, and CSP-style constructs rather than callbacks or threads. This project follows the version scheme MAJOR.MINOR.COMMITS where MAJOR and MINOR provide some relative indication of the size of the change, but do not follow semantic versioning. In general, all changes endeavor to be non-breaking (by moving...
    Downloads: 0 This Week
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  • 11
    iText Core/Community

    iText Core/Community

    iText for .NET is the .NET version of the iText library

    iText Core/Community (previously known as iTextSharp) is a high-performance, battle-tested library that allows you to create, adapt, inspect, and maintain PDF documents, allowing you to add PDF functionality to your software projects with ease. It is also available for Java. For more advanced examples, refer to our Knowledge Base or the main Examples repo.
    Downloads: 1 This Week
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  • 12
    Siddhi Core Libraries

    Siddhi Core Libraries

    Stream Processing and Complex Event Processing Engine

    Fully open source, cloud-native, scalable, micro streaming, and complex event processing system capable of building event-driven applications for use cases such as real-time analytics, data integration, notification management, and adaptive decision-making. Event processing logic can be written using Streaming SQL queries via graphical and source editors, to capture events from diverse data sources, process and analyze them, integrate with multiple services and data stores, and publish...
    Downloads: 1 This Week
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  • 13
    Practical ASP.NET Core

    Practical ASP.NET Core

    Practical samples of ASP.NET Core 10 RC

    practical-aspnetcore is a repository containing hundreds of sample projects, micro-applications, and code snippets across multiple versions of .NET Core (including 2.1, 3.1, 5.0, 6.0, 7.0, 8.0, 9.0, 10 RC) to illustrate real-world patterns, advanced topics, and features in .NET Core development. It is intended as a hands-on learning resource for building web APIs, middleware, authentication, real-time, microservices, etc.
    Downloads: 0 This Week
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  • 14
    Kendo UI Core

    Kendo UI Core

    An HTML5, jQuery-based widget library for building modern web apps

    Kendo UI is everything you need to build sites and apps with HTML5 & JavaScript. Kendo UI Core is the free and open-source version of Kendo UI that provides access to the web's best UI widgets and key framework features, essential for developing great experiences for the web and mobile. Kendo UI Core is a free and open-source subset of Kendo UI. The following table details the widgets and features available in Kendo UI Core, as well as the additional features available via a commercial Kendo UI license.
    Downloads: 0 This Week
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  • 15
    AndroidLibXrayLite

    AndroidLibXrayLite

    Lightweight Android library that bundles the Xray networking core

    AndroidLibXrayLite is a lightweight Android library that bundles the Xray networking core as an embeddable component for apps. Its purpose is to provide a minimal, size-optimized build of the native core with a clear Java/Kotlin interface to start, stop, and configure network tunnels. By exposing the core as an AAR with per-ABI artifacts, it keeps application footprints small while supporting common CPU architectures.
    Downloads: 33 This Week
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  • 16
    Async MySQL Connector .NET and .NET Core

    Async MySQL Connector .NET and .NET Core

    Async MySQL Connector for .NET and .NET Core

    ...Commercial software that uses Connector/NET may have to purchase a commercial license from Oracle. Fixes dozens of open bugs in Oracle’s Connector/NET; passes all ADO.NET Specification Tests. First MySQL library to support .NET Core; uses the latest .NET features.
    Downloads: 5 This Week
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  • 17
    Guava

    Guava

    Google core libraries for Java

    Guava is a set of core libraries that includes new collection types (such as multimap and multiset), immutable collections, a graph library, and utilities for concurrency, I/O, hashing, primitives, strings, and more!
    Downloads: 2 This Week
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  • 18
    GLEW

    GLEW

    The OpenGL Extension Wrangler Library

    GLEW is a cross-platform open-source C/C++ extension loading library that simplifies the process of using OpenGL extensions. It provides efficient run-time mechanisms to determine the availability of OpenGL extensions on the target platform, exposing core and extension functionality in a single header file. GLEW supports multiple operating systems, including Windows, Linux, macOS, FreeBSD, Irix, and Solaris, making it a versatile tool for graphics developers.
    Downloads: 17 This Week
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  • 19
    rust_core

    rust_core

    A pure Dart implementation of patterns found in Rust's core library

    rust_core is a pure Dart implementation of patterns found in Rust's core library, bringing the power of Rust to Dart.
    Downloads: 3 This Week
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  • 20
    Refit

    Refit

    The automatic type-safe REST library for .NET Core, Xamarin and .NET.

    Refit is a library heavily inspired by Square’s Retrofit library, and it turns your REST API into a live interface. Refit currently supports the following platforms and any .NET Standard 2.0 target. Every method must have an HTTP attribute that provides the request method and relative URL. There are six built-in annotations: Get, Post, Put, Delete, Patch and Head. The relative URL of the resource is specified in the annotation. A request URL can be updated dynamically using replacement...
    Downloads: 6 This Week
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  • 21
    Thread Affinity

    Thread Affinity

    Bind a java thread to a given core

    Lets you bind a thread to a given core, this can improve performance (this library works best on linux). Java-Thread-Affinity will try to use JNA to provide access to native thread-handling functions. JNA should be installed on your system to get the most from this library. Java-Thread-Affinity currently depends on JNA version 4.4.0, which in turn depends on a version of GLIBC >= 2.14.
    Downloads: 0 This Week
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  • 22
    Coraza

    Coraza

    OWASP Coraza WAF is a golang modsecurity compatible firewall library

    ...Coraza is a library at its core, with many integrations to deploy on-premise Web Application Firewall instances.
    Downloads: 3 This Week
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  • 23
    AWS Lambda for .NET

    AWS Lambda for .NET

    Libraries, samples and tools to help .NET Core developers

    ...Its goal is to make serverless in AWS feel natural for .NET developers—abstracting away boilerplate and letting you focus on business logic rather than deployment artifacts. It also supports advanced use cases such as .NET Core integration, source-generator annotations, and custom middleware within a function context.
    Downloads: 1 This Week
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  • 24
    Knit

    Knit

    Lightweight game framework for Roblox

    Lightweight game framework for Roblox. A lightweight framework that simplifies communication between core parts of your Roblox experience and seamlessly bridges the gap between the server and the client. Services and controllers are the core of Knit. These objects provide a foundation for Roblox experiences. By orienting core game logic around services and controllers, developers will inherit cleaner organization across codebases and easier maintainability.
    Downloads: 1 This Week
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  • 25
    v2ray-rules-dat

    v2ray-rules-dat

    V2Ray routing rules file enhanced version, which can replace V2Ray

    v2ray-rules-dat is a repository that compiles and distributes enhanced rule data (domain lists, geo-IP/geo-domain data, block/proxy/detect lists) intended for use with tools like V2Ray, Xray-core, and similar network/proxy frameworks. The dataset serves as an alternative or supplement to official geoip/ geosite data files, often providing more up-to-date, community-curated entries — enabling better routing, blocking, or traffic management when using those proxy tools. The repository is regularly updated (weekly sync upstream) and provides releases containing comprehensive data files (e.g. geoip.dat, geosite.dat, plus multiple .txt rule lists) plus checksums for integrity verification. ...
    Downloads: 34 This Week
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