Showing 623 open source projects for "rules engine java"

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  • 1
    Rules Engine

    Rules Engine

    A Json based Rules Engine with extensive Dynamic expression support

    A Json-based Rules Engine with extensive Dynamic expression support. RulesEngine is a highly extensible library to build a rule-based system using C# expressions. Rules Engine is a library/NuGet package for abstracting business logic/rules/policies out of a system. It provides a simple way of giving you the ability to put your rules in a store outside the core logic of the system, thus ensuring that any change in rules don't affect the core system. ...
    Downloads: 2 This Week
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  • 2
    Code Quality and Security for Java

    Code Quality and Security for Java

    SonarSource Static Analyzer for Java Code Quality and Security

    Hundreds of unique rules to find Java bugs, code smells & vulnerabilities. Sonar static analysis helps you build and maintain high-quality Java code. Covering popular build systems, standards and versions, Sonar elevates your coding game while keeping vulnerabilities at bay. With each Java version, we create dedicated rules so you learn shiny, new features and avoid pitfalls.
    Downloads: 0 This Week
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  • 3
    GraphHopper Routing Engine

    GraphHopper Routing Engine

    Open source routing engine for OpenStreetMap

    GraphHopper invests in an active open source community. Our flagships are the GraphHopper routing engine and jsprit, the toolkit for solving rich vehicle routing problems. We promote a fair & diverse mindset. jsprit is a Java based toolkit for solving rich traveling salesman problems (TSP) and vehicle routing problems (VRP). It is lightweight, flexible, easy-to-use, and based on a single all-purpose meta-heuristic. The GraphHopper routing engine is fast and memory-efficient, using Java.
    Downloads: 12 This Week
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  • 4
    GraphQL Java

    GraphQL Java

    GraphQL Java implementation

    ...The schema describes what queries are possible and what fields you can get back. (Note: when we refer to schema here, we always refer to a "GraphQL Schema", which is not related to other schemas like "JSON Schema" or "Database Schema") GraphQL Java is the Java (server) implementation for GraphQL. There are several repositories in the GraphQL Java Github org. The most important one is the GraphQL Java Engine which is the basis for everything else. The GraphQL Java Engine is only concerned with executing queries. It doesn't deal with any HTTP or JSON related topics.
    Downloads: 0 This Week
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  • 5
    Unicorn Engine

    Unicorn Engine

    Unicorn CPU emulator framework (ARM, AArch64, M68K, Mips, Sparc

    ...Another significant change on this version is the addition of some new APIs to allow better control on how the core engine works.
    Downloads: 2 This Week
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  • 6

    engine

    RDF Rule Engine for SASSY

    A general purpose rule engine for RDF. The rules are stored as RDF. Additional application specific processing can be added and incorporated into the rules. Rules can be edited using a text editor.
    Downloads: 0 This Week
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  • 7
    Deep Java Library (DJL)

    Deep Java Library (DJL)

    An engine-agnostic deep learning framework in Java

    Deep Java Library (DJL) is an open-source, high-level, engine-agnostic Java framework for deep learning. DJL is designed to be easy to get started with and simple to use for Java developers. DJL provides native Java development experience and functions like any other regular Java library. You don't have to be a machine learning/deep learning expert to get started.
    Downloads: 1 This Week
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  • 8
    Hasura GraphQL Engine

    Hasura GraphQL Engine

    Blazing fast, instant realtime GraphQL APIs on your DB

    ...Developers and architects love Hasura because it takes no time to get started, doesn’t need them to be a GraphQL expert upfront, and saves their teams months of recurring effort in building, shipping, and maintaining their APIs. Hasura’s built-in RLS style authorization engine allows you to conveniently specify authorization rules at a model level, and safely expose the GraphQL API to developers inside or outside your organization. Hasura’s authz engine is enabling agile teams in fast-growing startups as well as powering mission-critical data access in highly regulated environments such as Fortune 500 healthcare, financial services and US federal agencies.
    Downloads: 0 This Week
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  • 9
    Spotless

    Spotless

    Keep your code spotless

    Spotless is a tool for formatting and enforcing consistent code style in various languages, streamlining code quality across teams.
    Downloads: 4 This Week
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  • 10
    Database Lab Engine (DLE)

    Database Lab Engine (DLE)

    DLE provides blazing-fast database cloning to build dev environments

    Thin PostgreSQL clones. DLE provides blazing-fast database cloning to build powerful development, test, QA, staging environments. Follow to stay updated. The Database Lab Engine is an open-source experimentation platform for PostgreSQL databases. Instantly create full-size clones of your production database and use them to test your database migrations, optimize SQL, or deploy full-size staging apps. The Database Lab Engine (DLE) runs on an independent server within your own infrastructure....
    Downloads: 2 This Week
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  • 11
    ta4j

    ta4j

    A Java library for technical analysis

    ...We can calculate indicators over this bar series, in order to forecast the direction of prices through the study of past market data. Then we have to build our trading strategy. It is made of two trading rules, one for entry, the other for exit. Ta4j comes with a set of basic trading rules/strategies which can be combined using boolean operators. Trading strategies can be easily compared according to a set of analysis criteria. Ta4j can also be used for live trading with more complicated strategies.
    Downloads: 1 This Week
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  • 12
    Bazel

    Bazel

    Fast, scalable, multi-language and extensible build system

    ...Share and re-use language rules written by the growing Bazel community. Bazel is the common build tool throughout Pinterest and has been instrumental in achieving fast, reproducible builds across our programming languages and platforms.
    Downloads: 130 This Week
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  • 13
    Event Ruler

    Event Ruler

    Java library that allows matching many thousands of Events per second

    Event Ruler (called Ruler in the rest of the doc for brevity) is a Java library that allows matching Rules to Events. An event is a list of fields, which may be given as name/value pairs or as a JSON object. A rule associates event field names with lists of possible values. Event Ruler is a Java library that allows matching many thousands of Events per second to any number of expressive and sophisticated rules.
    Downloads: 1 This Week
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  • 14
    Ultracite

    Ultracite

    A highly opinionated, zero-configuration linter and formatter

    Ultracite is a highly opinionated, zero-configuration linting and formatting preset designed primarily for modern JavaScript/TypeScript codebases. It is built on top of the Biome toolchain (written in Rust) and aims to deliver sub-second performance so that formatting and linting feel seamless, even on large projects. Because it comes pre-configured with sensible defaults for frameworks like React and Next.js, developers can adopt it with minimal setup—simply run npx ultracite init and start...
    Downloads: 1 This Week
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  • 15
    thymeleaf

    thymeleaf

    Thymeleaf is a modern server-side Java template engine for web

    Thymeleaf is a modern server-side Java template engine for both web and standalone environments. Thymeleaf's main goal is to bring elegant natural templates to your development workflow, HTML that can be correctly displayed in browsers and also work as static prototypes, allowing for stronger collaboration in development teams. With modules for Spring Framework, a host of integrations with your favorite tools, and the ability to plug in your own functionality, Thymeleaf is ideal for modern-day HTML5 JVM web development, although there is much more it can do. ...
    Downloads: 4 This Week
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  • 16
    OpenGrok

    OpenGrok

    Fast and usable source code search and cross reference engine

    OpenGrok is a fast and usable source code search and cross reference engine. It helps you search, cross-reference and navigate your source tree. It understands various program file formats and history from many Source Code Management systems. In other words it lets you grok (profoundly understand) source code and is developed in the open, hence the name OpenGrok. It is written in Java.
    Downloads: 7 This Week
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  • 17
    Elide

    Elide

    Elide is a Java library that lets you stand up a GraphQL/JSON-API

    ...And thats it, you are ready to deploy and query your data with JSON or GraphQL requests. Quickly build and deploy production-quality web services that expose your data as a service. Elide APIs support complex filtering rules, sorting, pagination, subscriptions, and text search. Controlling access to your data is as simple as defining your rules and annotating your models.
    Downloads: 0 This Week
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  • 18
    openHAB Distribution

    openHAB Distribution

    The binary distribution of openHAB

    The open Home Automation Bus (openHAB) project aims to provide a universal integration platform for all things around home automation. It is a pure Java solution, fully based on OSGi. It is designed to be vendor-neutral as well as hardware/protocol-agnostic. openHAB brings together different bus systems, hardware devices, and interface protocols by dedicated bindings. These bindings send and receive commands and status updates on the openHAB event bus. This concept allows designing user...
    Downloads: 0 This Week
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  • 19
    RefactorFirst

    RefactorFirst

    Identifies and prioritizes God Classes Highly Coupled classes

    A tool designed to automate code refactoring for developers, reducing technical debt and improving code quality.
    Downloads: 0 This Week
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  • 20
    JUnit 5

    JUnit 5

    Programmer-friendly testing framework for Java and the JVM

    The 5th major version of the programmer-friendly testing framework for Java and the JVM. JUnit 5 is the next generation of JUnit. The goal is to create an up-to-date foundation for developer-side testing on the JVM. This includes focusing on Java 8 and above, as well as enabling many different styles of testing. Official CI build server for JUnit 5. Used to perform quick checks on submitted pull requests and for build matrices including the latest released OpenJDK and early access builds of the next OpenJDK. ...
    Downloads: 90 This Week
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  • 21
    Alibaba Dragonwell8

    Alibaba Dragonwell8

    Alibaba Dragonwell8 JDK

    ...It is optimized for online e-commerce, financial and logistics applications running on 100,000+ servers. Alibaba Dragonwell is the engine that runs these distributed Java applications in extreme scaling.
    Downloads: 0 This Week
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  • 22
    StackStorm

    StackStorm

    Connect all your apps, services, and workflows

    StackStorm is a platform for integration and automation for numerous services and tools. It takes actions in response to events, and is composed of a rules engine, workflow, and 160 integration packs with more than 6000 actions. This makes StackStorm very versatile, useful in a wide array of business applications. StackStorm can be used to automate and streamline nearly any part of a business. It can be used for automated remediation to immediately troubleshoot and fix problems when failures occur; it can be used for continuous deployment; it can create a fast and automated security response and so much more. ...
    Downloads: 0 This Week
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  • 23
    iText

    iText

    iText for Java represents the next level of SDKs for developers

    iText for Java represents the next level of SDKs for developers who want to take advantage of the benefits PDF can bring. Equipped with a better document engine, high and low-level programming capabilities and the ability to create, edit, and enhance PDF documents, iText can be a boon to nearly every workflow. iText Suite refers to the complete line of products comprising the open-source iText Core PDF library and its add-ons.
    Downloads: 31 This Week
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  • 24
    Kapacitor

    Kapacitor

    Open source framework for processing, monitoring, and alerting

    Open source framework for processing, monitoring, and alerting on time series data. Kapacitor is a real-time data processing engine for monitoring and alerting, specifically designed to work with time-series data from InfluxDB.
    Downloads: 0 This Week
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  • 25
    Apache Spark

    Apache Spark

    A unified analytics engine for large-scale data processing

    Apache Spark is a unified engine for large-scale data processing, offering APIs for batch jobs, streaming, machine learning, and graph computation. It builds on resilient distributed datasets (RDDs) and the newer DataFrame/Dataset abstractions to provide fault-tolerant, in-memory computation across clusters. Spark’s execution engine handles scheduling, shuffles, caching, and data locality so users can focus on transformations rather than infrastructure plumbing.
    Downloads: 11 This Week
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