Software Alternatives & Startups

RxJava

RxJava – Reactive Extensions for the JVM is a library for composing asynchronous and event-based programs using observable sequences.

RxJava

RxJava Alternatives & Competitors

  1. 9

    Google core libraries for Java 6+.

    Key Guava features:

    Comprehensive Collection Utilities Functional Programming Features Enhanced String Manipulation Concurrency Utilities

    Open Source

    /guava-alternatives
  2. 9

    Quarkus: Supersonic Subatomic Java. . Contribute to quarkusio/quarkus development by creating an account on GitHub.

    Key Quarkus features:

    Fast Startup Time Low Memory Footprint Developer Productivity Extensive Extension Ecosystem

    /quarkus-alternatives
  3. Automated AI security testing for agents, chatbots, and APIs. Find prompt injection, data leaks, and unsafe behavior before launch.

    Key PromptBrake features:

    AI Security Testing Supported Targets CI Release Gates Self-Hosted Execution

    Try for free paid Free Trial $499 / Monthly (Enterprise: 30 scans, 1 active runner license) Sponsored

    Try for free
  4. 9

    Thymeleaf is a modern server-side Java template engine for both web and standalone environments.

    Key Thymeleaf features:

    Natural Template Approach Server-Side Rendering Spring Integration Rich Features

    Open Source

    /thymeleaf-alternatives
  5. 8

    MyBatis is a top-rated SQL-based data mapping solution used by Programmers, Software Engineers, and Database Architects for developing object-oriented software applications.

    Key MyBATIS features:

    Simplicity Flexibility in SQL Performance Mapping

    /mybatis-alternatives
  6. 6

    Application and Data, Languages & Frameworks, and Java Tools.

    Key Lombok features:

    Boilerplate Reduction Improved Readability Annotation-based IDE Integration

    Open Source

    /lombok-alternatives
  7. 3

    Java template engine; generates HTML web pages, e-mails, configuration files, source code, etc. from template files and the data your application provides.

    Open Source

    /apache-freemarker-alternatives
  8. 1

    Governator is a library of extensions and utilities that enhance Google Guice to provide: classpath scanning and automatic binding, lifecycle management, configuration to field mapping, field valid...

    Key Governator features:

    Enhanced Dependency Injection Lifecycle Management Auto-binding and Classpath Scanning Configuration Management

    Open Source

    /governator-alternatives
  9. 1

    With JaVers you can forget about troublesome data versioning. Let the changes in your data be managed by JaVers.

    /javers-alternatives
  10. 1

    Application and Data, Languages & Frameworks, and Java Tools.

    /jsch-alternatives
  11. 1

    Application and Data, Languages & Frameworks, and Java Tools.

    Key Apache Curator Framework features:

    Simplified ZooKeeper Operations Recipes Error Handling Active Community

    Open Source

    /apache-curator-framework-alternatives
  12. 1

    Application and Data, Languages & Frameworks, and Java Tools.

    Key Ant-Contrib features:

    Extended Functionality Community-Driven Compatibility

    /ant-contrib-alternatives
  13. 1

    Java Transaction API (JTA) specifies standard Java interfaces between a transaction manager and the parties involved in a distributed transaction system: the resource manager, the application server, and the transactional applications.

    /java-transaction-api-jta-alternatives
  14. 1

    JSON-RPC for Java. Contribute to briandilley/jsonrpc4j development by creating an account on GitHub.

    /json-rpc-for-java-alternatives
If you think we've missed something, please suggest an alternative to RxJava.

RxJava discussion

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