Browse free open source Java Debuggers and projects below. Use the toggles on the left to filter open source Java Debuggers by OS, license, language, programming language, and project status.

  • Powerful Website Security | Continuous Web Threat Platform Icon
    Powerful Website Security | Continuous Web Threat Platform

    Continuously detect, prioritize, and validate web threats to quickly mitigate security, privacy, and compliance risks.

    Reflectiz is a comprehensive web exposure management platform that helps organizations proactively identify, monitor, and mitigate security, privacy, and compliance risks across their online environments. Designed to address the growing complexity of modern websites, Reflectiz provides full visibility and control over first, third, and even fourth-party components, such as scripts, trackers, and open-source libraries that often evade traditional security tools.
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  • Workspace management made easy, fast and affordable. Icon
    Workspace management made easy, fast and affordable.

    For companies searching for a desk booking software for safe and flexible working

    The way we work has changed and Clearooms puts you in complete control of your hybrid workspace. Both meeting rooms and hot desk booking can be easily managed to ensure flexible and safe working, however big or small your organisation.
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  • 1
    JTestCase uses XML file to organize multi-testcase data and asserting conditions (action and expected result), and provides a set of easy-to-use methods to retrieve test cases out from XML, and asserts results against those expected ones in data file.
    Downloads: 3 This Week
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  • 2

    Jlint

    Static analyzer for Java bytecode

    Jlint will check your Java code and find bugs, inconsistencies and synchronization problems by doing data flow analysis on the code and building the lock graph. Jlint is fast, easy to learn, and requires no changes in the class files to be checked.
    Downloads: 3 This Week
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  • 3
    log4sql support logging all SQL without source change. You will know pleasure in developing. I'm sure!.
    Downloads: 3 This Week
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  • 4
    NetTool is a developer tool for monitoring and manipulating application-level network messages, particularly useful for debugging web applications and web services. There are two components to NetTool: the HTTP Client, and the TCP Tunnel.
    Downloads: 3 This Week
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  • The #1 solution for profitable resource management Icon
    The #1 solution for profitable resource management

    Designed to give Operations and Finance leaders the insight and foresight they need to achieve profitable delivery at scale.

    Unlike spreadsheets or clunky PSAs, Float offers a clear, centralized view to schedule teams, plan capacity, estimate work, and track margins in real-time so that you can keep your people and profits on track.
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  • 5
    httptrace - TCP/HTTP trace utility (for Java or Win32/jview.exe) Listens on a TCP/IP port, redirects data to another port and writes traces. Several options (search for patterns, ...).
    Downloads: 3 This Week
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  • 6
    LOG4PLSQL is a PLSQL framework for logging in all PLSQL code this project was born from the log4J spirit (and use it). You have the possibility to log apart from transaction and use all LOG4J feature.
    Downloads: 1 This Week
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  • 7
    A eclipse plugin to test regular expressions (regex). Full highlighting of regexp syntax. Tooltip with detailed description of regex items, etc... Very usefull. Project page has java-applet to test regexp online. (Regex implementation: java.util.regex.*)
    Downloads: 2 This Week
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  • 8
    Sock4Log is a simple java xml serwer. Sock4Log will listen for client connections on the specified port number. It is created for retrieving xml log data from Flash Swf aplications which are using XmlSocketConnection.
    Downloads: 2 This Week
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  • 9
    A subset of the TestCon project, ConAn builds on Roast to provide a testing framework for concurrent Java components. For more details on the development of ConAn and TestCon/Crom, see http://longbrothers.net/brad/papers/thesis.pdf
    Downloads: 1 This Week
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  • No-code email and landing page creation Icon
    No-code email and landing page creation

    Make campaign creation fast and easy with Knak

    Built for speed and collaboration, Knak streamlines campaign production with modular templates, real-time editing, simple collaboration, and seamless integrations with leading MAPs like Adobe Marketo Engage, Salesforce Marketing Cloud, Oracle Eloqua, and more. Whether you're supporting global teams or launching fast-turn campaigns, Knak helps you go from brief to build in minutes—not weeks. Say goodbye to bottlenecks and hello to marketing agility.
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  • 10
    GNUDE is a complete suite of GNU C, C++, Fortran, and Java Cross Compilers, and the GDB CPU Simulator and Debugger for embedded microprocessor applications development. Targets development for ARM7, ARM9, and XScale applications.
    Downloads: 1 This Week
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  • 11

    ASTRA Agent Programming Language

    ASTRA is an implementation of AgentSpeak(TR)

    ASTRA is an implementation of AgentSpeak(TR) that has built in support for the CArTaGo and EIS environment models. Support for conversation management is provided in the form of the ACRE conversation manager.
    Downloads: 1 This Week
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  • 12
    Bean Bowl is the a fun and useful Java lab, allowing you to play around with Java classes and objects using direct manipulation techniques instead of writing long main() methods. Use it either as an application or as a GUI component framework for you own
    Downloads: 1 This Week
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  • 13
    A front end of any dump analyzer ,its purpose to assist developers to analyze dumps generated by processors and find the reason of crash.
    Downloads: 1 This Week
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  • 14
    Java AS400 RPG source code editor, debugger, IDE.
    Downloads: 1 This Week
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  • 15
    A java class assambler. This program assembles java byte code instructions for the JVM, like MASM for the CPU. Knowledge of the java byte code instruction is strongly required.
    Downloads: 1 This Week
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  • 16
    Madmap is a tool to help analyze java heap dumps. New in v1.1 it supports hprof ascii and now binary dumps collected with jmap. It helps find memory leaks by showing the live set and automatically calculating which objects retain the most heap size.
    Downloads: 1 This Week
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  • 17
    Introspect on running programme, view and alter object fields and methods. Edit the code of any method at runtime; apply the changes to any combination of objects, such as an array, or a complete class. Complete rewrite underway available Jan 2007.
    Downloads: 1 This Week
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  • 18
    A C#, C++, Delphi, ActiveX ,javascript and Java trace framework and a trace viewer: Tail, outputDebugString, event log, Log4J, Log4Net, Microsoft EIF support and Pocket PC development (C++ and .NET)
    Downloads: 1 This Week
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  • 19
    A NetBeans IDE Plugin for the Clojure Programming Language
    Downloads: 1 This Week
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  • 20
    jclasslib is now located at https://github.com/ingokegel/jclasslib
    Downloads: 1 This Week
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  • 21

    ADBTool

    Capturing screenshots, screen video, logcat, extract string ids

    ADBTool with user friendly UI is very helpful for QA Engineers to test and validate Android mobile apps faster. It reduces the test execution time by 40-50 percent. Installation: In order to use this tool you should install ANDROID SDK. And set Android SDK path in Environment variables as ANDROID_HOME. How to Run : Windows: By just double clicking on it. MAC or Linux: java -jar adbtool.jar Capturing and editing screenshot is one of the painful work for QA engineers. QA Engineers can now perform all these actions using this single tool without depending on other editing tools or software. Logcat is the most used thing by QA Engineers and developers to debug the issue. This tool will capture logcat and displays log with colour coding in UI with options to view and save.. Android uiautomator provide only strings not their ids whereas ADBTool can extract complete strings from selected app. Apart from above ADBTool has many other features, use it to know other features.
    Downloads: 0 This Week
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  • 22
    AG101 is a java-based visual XSL editor/debugger built on the Pollo XML editor (pollo.sourceforge.net). It has extensions to a regular expression library. It also has the ability to pipe XSL transforms one to another and store and reuse those pipes.
    Downloads: 0 This Week
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  • 23
    ALF, The Automated Logging Framework, is a native logging framework for Java with the unique advantage of supporting automated method tracing. This platform-independent library allows developers to debug their applications quickly without adding code
    Downloads: 0 This Week
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  • 24
    A suite of Java ClassLoaders that use "load-time reflection" (the modification of bytecodes upon class loading) to extend existing Java classes. It uses the excellent BCEL library (http://bcel.sf.net).
    Downloads: 0 This Week
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  • 25
    ASGMemProf is an exact, bytecode instrumenting memory profiler for Java EE, relying on a novel scheme - memory accounts.
    Downloads: 0 This Week
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