Showing 296 open source projects for "java open source"

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  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

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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
    Open-IM-Server

    Open-IM-Server

    Open source Instant Messaging Server

    Open-IM relies on five open source high-performance components: ETCD, MySQL, MongoDB, Redis, and Kafka. Privatization deployment Before Open-IM-Server, please make sure that the above five components have been installed. If your server does not have the above components, you must first install Missing components. If you have the above components, it is recommended to use them directly.
    Downloads: 0 This Week
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  • 2
    Open Match

    Open Match

    Flexible, extensible, and scalable video game matchmaking

    Open Match is a flexible match-making system built to scale with your game. Write code, not config, to determine how matches should be made. Built to scale up and down quickly. For games big and small. Measure quality and latency of matches. Easily run experiments to find the right balance. Open Match is an open source game matchmaking framework that simplifies building a scalable and extensible Matchmaker.
    Downloads: 0 This Week
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  • 3
    Hyperledger Fabric

    Hyperledger Fabric

    Distributed ledger framework for developing solutions and applications

    ...It offers a unique approach to consensus that enables performance at scale while preserving privacy. High-performance, secure, permissioned blockchain network. Code written in Go, chaincode (smart contracts) in Go, Javascript, or Java, SDKs in Node.js, Java, Go, REST and Python. Hyperledger is a collaborative effort created to advance blockchain technology by identifying and addressing important features for a cross-industry open standard for distributed ledger technologies(DLTs) that will transform the way business transactions are conducted globally. Hyperledger consists of several projects. ...
    Downloads: 13 This Week
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  • 4
    roaring

    roaring

    Roaring bitmaps in Go (golang)

    This library is used in production in several systems, it is part of the Awesome Go collection. There are also Java and C/C++ versions. The Java, C, C++ and Go version are binary compatible: e.g, you can save bitmaps from a Java program and load them back in Go, and vice versa. We have a format specification. Sets are a fundamental abstraction in software. They can be implemented in various ways, as hash sets, as trees, and so forth. In databases and search engines, sets are often an...
    Downloads: 0 This Week
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  • Trumba is an All-in-one Calendar Management and Event Registration platform Icon
    Trumba is an All-in-one Calendar Management and Event Registration platform

    Great for live, virtual and hybrid events

    Publish, promote and track your events more affordably and effectively—all in one place.
    Learn More
  • 5
    Standard Webhooks

    Standard Webhooks

    The Standard Webhooks specification

    Standard Webhooks is a community-driven specification and set of open-source tools designed to make webhooks consistent, secure, and interoperable across providers. The project defines strict guidelines covering aspects like signature formats, headers, timestamps, replay protection, and forward compatibility. It includes reference implementations for signature verification and signing across multiple languages such as Python, JavaScript/TypeScript, Go, Rust, Ruby, PHP, C#, Java, and Elixir, along with additional community SDKs. ...
    Downloads: 1 This Week
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  • 6
    RtspSimpleServer

    RtspSimpleServer

    ready-to-use RTSP / RTMP / LL-HLS / WebRTC server and proxy

    rtsp-simple-server is a ready-to-use and zero-dependency server and proxy that allows users to publish, read and proxy live video and audio streams. Publish live streams to the server Read live streams from the server. Proxy streams from other servers or cameras, always or on-demand. Streams are automatically converted from a protocol to another. For instance, it's possible to publish a stream with RTSP and read it with HLS. Serve multiple streams at once in separate paths Authenticate...
    Downloads: 106 This Week
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  • 7
    Tun2Socks

    Tun2Socks

    tun2socks , powered by gVisor TCP/IP stack

    Proxy Everything: Handle all network traffic of any internet programs sent by the device through a proxy. Proxy Protocols: HTTP/Socks4/Socks5/Shadowsocks with authentication support for remote connections. Run Everywhere. Linux/macOS/Windows/FreeBSD/OpenBSD multi-platform support with specific optimization. Gateway Mode: Act as a layer three gateway to handle network traffic from other devices in the same network. Full IPv6 Support: All functions work in IPv6, tunnel IPv4 connections through...
    Downloads: 69 This Week
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  • 8
    Sliver

    Sliver

    Adversary Emulation Framework

    Sliver is an open source cross-platform adversary emulation/red team framework, it can be used by organizations of all sizes to perform security testing. Sliver's implants support C2 over Mutual TLS (mTLS), WireGuard, HTTP(S), and DNS and are dynamically compiled with per-binary asymmetric encryption keys. The server and client support MacOS, Windows, and Linux.
    Downloads: 35 This Week
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  • 9
    webdav

    webdav

    Simple Go WebDAV server

    webdav command line interface is really easy to use so you can easily create a WebDAV server for your own user. By default, it runs on a random free port and supports JSON, YAML and TOML configuration. An example of a YAML configuration with the default configurations. There are more ways to customize how you run WebDAV through flags and environment variables. The allowed_* properties are optional, the default value for each of them will be *. exposed_headers is optional as well, but is not...
    Downloads: 25 This Week
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  • Turn traffic into pipeline and prospects into customers Icon
    Turn traffic into pipeline and prospects into customers

    For account executives and sales engineers looking for a solution to manage their insights and sales data

    Docket is an AI-powered sales enablement platform designed to unify go-to-market (GTM) data through its proprietary Sales Knowledge Lake™ and activate it with intelligent AI agents. The platform helps marketing teams increase pipeline generation by 15% by engaging website visitors in human-like conversations and qualifying leads. For sales teams, Docket improves seller efficiency by 33% by providing instant product knowledge, retrieving collateral, and creating personalized documents. Built for GTM teams, Docket integrates with over 100 tools across the revenue tech stack and offers enterprise-grade security with SOC 2 Type II, GDPR, and ISO 27001 compliance. Customers report improved win rates, shorter sales cycles, and dramatically reduced response times. Docket’s scalable, accurate, and fast AI agents deliver reliable answers with confidence scores, empowering teams to close deals faster.
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  • 10
    Common Expression Language

    Common Expression Language

    Fast, portable, non-Turing complete expression evaluation

    The Common Expression Language (CEL) is a non-Turing complete language designed for simplicity, speed, safety, and portability. CEL's C-like syntax looks nearly identical to equivalent expressions in C++, Go, Java, and TypeScript. A CEL "program" is a single expression. The examples have been tagged as java, go, and typescript within the markdown to showcase the commonality of the syntax. CEL is ideal for lightweight expression evaluation when a fully sandboxed scripting language is too...
    Downloads: 0 This Week
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  • 11
    Nuclio

    Nuclio

    High-Performance Serverless event and data processing platform

    Nuclio is an open source and managed serverless platform used to minimize development and maintenance overhead and automate the deployment of data-science-based applications. Real-time performance running up to 400,000 function invocations per second. Portable across low laptops, edge, on-prem and multi-cloud deployments. The first serverless platform supporting GPUs for optimized utilization and sharing.
    Downloads: 12 This Week
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  • 12
    Gorse Recommender System Engine

    Gorse Recommender System Engine

    An open source recommender system service written in Go

    ...Analyze online recommendation performance from recently inserted feedback. Provide GUI for data management, system monitoring, and cluster status checking. Gorse is an open-source recommendation system written in Go. Gorse aims to be a universal open-source recommender system that can be easily introduced into a wide variety of online services. By importing items, users and interaction data into Gorse, the system will automatically train models to generate recommendations for each user.
    Downloads: 6 This Week
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  • 13
    Netcap

    Netcap

    A framework for secure and scalable network traffic analysis

    The Netcap (NETwork CAPture) framework efficiently converts a stream of network packets into platform-neutral type-safe structured audit records that represent specific protocols or custom abstractions. These audit records can be stored on disk or exchanged over the network, and are well-suited as a data source for machine learning algorithms. Since parsing of untrusted input can be dangerous and network data is potentially malicious, a programming language that provides a garbage-collected...
    Downloads: 11 This Week
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  • 14
    Hugo

    Hugo

    The world’s fastest framework for building websites

    Hugo is a popular, fast and flexible open source static site generator written in Go. It’s designed for speed and flexibility, while also being very easy to use. Hugo has the amazing ability to render a typical, moderately-sized website in just a fraction of a second. It takes Hugo around 1 millisecond to render each piece of content, making it the fastest tool of its kind.
    Downloads: 7 This Week
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  • 15
    Bifrost

    Bifrost

    Middleware for production-oriented MySQL

    Heterogeneous middleware for production-oriented MySQL, MariaDB, kafka synchronization to Redis, MongoDB, ClickHouse and other services. And this Bifrost can synchronize the full amount of data to multiple targets in real time. Support MySQL, MariaDB all storage types. Interface-based dynamic and flexible configuration of different data tables and target libraries. Multiple data sources, multiple target library support. Both incremental and full data synchronization are supported. One Binlog...
    Downloads: 12 This Week
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  • 16
    Ninjabot

    Ninjabot

    A fast cryptocurrency platform for trading bot in Go

    A fast cryptocurrency trading bot framework implemented in Go. Ninjabot permits users to create and test custom strategies for spot markets. Ninjabot is an open-source platform that provides tools to implement custom strategies and backtests for trading cryptocurrencies in Go. Ninjabot CLI provides utilities commands to support backtesting and bot development. Currently, we only support Binance exchange. If you want to include support for other exchanges, you need to implement a new struct that implements the interface Exchange. ...
    Downloads: 8 This Week
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  • 17
    GoFrame

    GoFrame

    GoFrame is a modular, powerful, high-performance development framework

    GoFrame is a modular, powerful, high-performance, and enterprise-class application development framework of Golang. Modular, loosely coupled design, rich components, out-of-the-box, automatic codes generating for efficiency, simple and easy to use, detailed documentation, interface designed components, with high scalability, fully supported tracing and error stack feature, specially developed and powerful ORM component. Robust engineering design specifications, convenient development CLI...
    Downloads: 8 This Week
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  • 18
    Shiori

    Shiori

    Simple bookmark manager built with Go

    Shiori is a simple bookmarks manager written in the Go language. Intended as a simple clone of Pocket. You can use it as a command line application or as a web application. This application is distributed as a single binary, which means it can be installed and used easily. Basic bookmarks management i.e. add, edit, delete and search. Import and export bookmarks from and to Netscape Bookmark file. Import bookmarks from Pocket. Simple and clean command line interface. Simple and pretty web...
    Downloads: 9 This Week
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  • 19
    protoactor-go

    protoactor-go

    Proto Actor - Ultra fast distributed actors for Go, C# and Java/Kotlin

    Built on cloud-native technologies. Taking advantage of proven stability and performance. Asynchronous and Distributed by design. High-level abstractions like Actors and Virtual Grains. Capable of millions of messages per second cross-process communication. Write systems that self-heal using supervisor hierarchies. The Actor Model provides a higher level of abstraction for writing concurrent and distributed systems. It alleviates the developer from having to deal with explicit locking and...
    Downloads: 0 This Week
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  • 20
    tsuru

    tsuru

    Open source and extensible Platform as a Service (PaaS)

    Tsuru is an open source Platform as a Service software, focused in Developer productivity. Tsuru goes beyond 12 factor apps. Run any application written in any language or framework. The deploy process is really simple with just one command. Grow your application dynamically allocating resources with ease. Let your developers code and understand the business instead of solving infrastructure problems or handling large configuration files.
    Downloads: 3 This Week
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  • 21
    Osmedeus Core Engine

    Osmedeus Core Engine

    A Workflow Engine for Offensive Security

    Osmedeus is a Workflow Engine for Offensive Security that allows you to build and run a reconnaissance system on a wide range of targets, including domains, URLs, CIDRs, and GitHub repositories. It was designed to establish a strong foundation and has the ability to adapt and function automatically in order to perform reconnaissance tasks. Designed to build a foundation with the capability and flexibility that allow you to run your reconnaissance system automatically. Osmedeus is a Workflow...
    Downloads: 8 This Week
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  • 22
    XIU2/CloudflareSpeedTest

    XIU2/CloudflareSpeedTest

    "Preferred IP" Test Cloudflare CDN latency and speed

    "Preferred IP" Test Cloudflare CDN latency and speed, get the fastest IP (IPv4 / IPv6)! In addition, other CDN / website IPs are also supported. Many foreign websites are using Cloudflare CDN, but the IPs assigned to visitors from mainland China are not friendly (high latency, high packet loss, and slow speed). Although Cloudflare discloses all IP segments , it would be exhausting to find the one that suits you among so many IPs, so this software came into existence. After the speed...
    Downloads: 8 This Week
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  • 23
    Top Go Web Frameworks

    Top Go Web Frameworks

    Web frameworks for Go, most starred on GitHub

    go-web-framework-stars is a curated list of popular Go web framework projects ranked automatically by their star counts on GitHub. The repository generates a markdown table that includes each framework’s name, star and fork counts, open issue counts, a short description, and the timestamp of the last commit, making it a quick way to compare ecosystem maturity and activity. It includes well-known frameworks and toolkits such as Gin, Fiber, Beego, Echo, go-zero, chi, Kratos, and many more, giving Go developers a broad overview of their options. The data is derived from a simple source file (list.txt) and rendered via a Go utility (list2md.go), so contributors can update the list with minimal friction. ...
    Downloads: 5 This Week
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  • 24
    Pomerium

    Pomerium

    Pomerium is an identity and context-aware access proxy

    Secure, context-aware access that just works. Access internal resources securely. Implement zero trust. Achieve compliance. All without the headache of a VPN. For teams that prefer a hosted solution while keeping data governance. For organizations that need advanced scaling, access control, and governance capabilities. IT and developers need a scalable access control solution to keep users productive, happy, and secure. Pomerium uses identity and context to ensure secure access to internal...
    Downloads: 8 This Week
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  • 25
    Prysm

    Prysm

    Go implementation of Ethereum proof of stake

    This is the core repository for Prysm, a Golang implementation of the Ethereum Consensus specification, developed by Prysmatic Labs. See the Changelog for details of the latest releases and upcoming breaking changes. A detailed set of installation and usage instructions as well as breakdowns of each individual component are available in the official documentation portal. If you still have questions, feel free to stop by our Discord. To participate in staking, you can join the official eth2...
    Downloads: 4 This Week
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