Best Free Debugging Tools of 2024

Xdebug is a PHP extension that provides a variety of features to enhance the PHP development experience. You can step through your code while the script is running in your editor or IDE. A new var_dump() function that allows you to stack trace your code to highlight warnings, errors and exceptions. Writes every function call, including arguments and invocation location to the disk. Optionally, includes each variable assignment and return value for each of the functions. With the help of visualization tools, you can analyze the performance of your PHP app and identify bottlenecks. This tool allows you to see which parts of your code are executed when PHPUnit runs unit tests. The fastest way to install Xdebug is often with a package manager. You can replace the PHP version you are using with the version that is compatible. Xdebug can be installed via PECL on Linux & macOS using Homebrew.

Polar Signals cloud provides continuous profiling that is always on, zero-instrumentation, and helps to improve performance, reduce infrastructure costs, and understand incidents. You can optimize performance and save costs in your infrastructure with just one command. You can go back in time and pinpoint incidents or issues. Profiling data can provide unique insights and depth about how a process has performed over time. Use the profiling data gathered over time to confidently identify hot paths that can be optimized. Many organizations waste 20-30% of their resources on code paths that are easily optimized. Polar Signals Cloud is a unique blend of technologies that was designed to provide the profiling toolset necessary for today's changing infrastructure and applications. Deploy immediately with zero instrumentation and benefit from actionable observability information.

Automatically detect bugs, UI/UX discrepancies and other issues. Finding bugs can be tedious and difficult. Buglab automates the testing process to detect UI/UX problems in websites, platforms and web apps. Accelerate software development and ensure quality for clients while focusing on important aspects of your company. Find UI bugs and fix them before they cost you. Buglab automates testing of websites by allowing users to simulate any type of user action in just a few mouse clicks and without writing even a single line code. You can create any sequence to ensure that your website changes do not cause any bugs or functionality issues. The system will display results once a test is set up and highlight the differences in your base and new version of the website. Group your tests into logical suites or projects and schedule them differently.

Don't let game, app, or device crashes stop you from having a great experience. Backtrace automates cross-platform exception management and cross-platform crash management so that you can focus on shipping. Cross-platform callstack, event aggregation, and monitoring. A single system can process errors from panics and core dumps, minidumps, as well as during runtime across your stack. Backtrace generates searchable, structured error reports from your data. Automated analysis reduces time to resolution by surfacing important signals which lead engineers to the crash root cause. Rich integrations into dashboards and notification systems mean that you don't have to worry about missing a detail. Backtrace's rich queries engine will help you answer the questions that are most important to you. A high-level overview of errors, prioritization and trends across all projects can be viewed. You can search through key data points as well as your own custom data for all errors.

PlatformIO is a professional collaborative platform for embedded programming. PlatformIO is a next-generation collaborative platform for embedded software development. It allows customers to save time and money by greatly reducing the costs and labor involved in creating and maintaining product code. We believe that the embedded systems industry needs to be reinvented. Not only are IDEs and tools built using technology from the 1990s but they also have many requirements and platform-dependent configurations which prevent talented developers from becoming embedded engineers. This is the most popular IDE solution for Microsoft Visual Studio Code. An integrated development environment that is user-friendly and extensible. It includes a variety of powerful tools and features that will speed up the creation and delivery embedded products. PlatformIO is written entirely in Python and does not require any additional libraries or tools from an operation system.

Firefox Developer Tools is a collection of web developer tools that Firefox has built in. These tools can be used to debug HTML, CSS, or JavaScript. This section provides detailed information about all the tools, as well as information about how to debug Firefox on Android, how you can extend DevTools and how to debug Firefox as a whole. Open Firefox Developer Tools by selecting Tools >Web Developer > Web Developer Tools. Or, you can use the keyboard shortcut Ctrl+ Shift + I (Windows and Linux) or Cmd+ Opt + II on macOS.

SonarLint is easy to use and requires no configuration. Simply download from your favorite IDE marketplace, then continue to code while SonarLint does its work. Overhead may be a problem with your current linting tool. This could include specialized tools for certain languages or a longer setup and configuration time. SonarLint allows you to settle on one solution for your Code Quality and Security problems. With hundreds of language-specific rules, we have you covered to catch Bugs and Code Smells as you code. SonarLint can help you deliver error-free code, from dangerous regex patterns to noncompliant coding standards. Your mistakes will only be visible to you if you have an intelligent tool at your side. This allows you to quickly understand them and make the necessary corrections.