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Tag: debugging

DevOps

23 Best Free and Open Source Linux Debuggers

November 1, 2026 Erik Karlsson Programming, Roundup

Debugging is the process of removing bugs. We recommend our favorite debuggers.

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Coding

mypython – Interactive Python Shell

October 27, 2026 Steve Emms Programming

mypython is an interactive Python shell with multiline input, Jedi completion, syntax highlighting, history search and debugging tools.

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Logfile Viewer

11 Best Free and Open Source Linux System Log and systemd Journal Viewers

October 24, 2026 Steve Emms Roundup, System Software

Explore Linux log viewers to search, filter and analyse system logs and systemd journal entries for troubleshooting.

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process

Memray – memory profiler for Python applications

October 24, 2026 Steve Emms CLI, Programming

Memray profiles Python memory usage with native extension tracking, terminal monitoring and flame graphs to reveal allocations and leaks.

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eprofiler-tui – terminal-based profiling flamegraph viewer

October 23, 2026 Steve Emms Programming, TUI

eprofiler-tui visualises live profiling data in terminal flamegraphs with OpenTelemetry ingestion, thread filtering and frame inspection.

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process

Heaptrack – heap memory profiler for Linux applications

October 23, 2026 Steve Emms GUI, Programming

Heaptrack profiles heap allocations in Linux applications, revealing memory leaks, hotspots and peak usage with graphical analysis.

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Smatch – static analyser for C code

October 12, 2026 Steve Emms Programming

Smatch is a free and open source static analysis tool for C code with extensive checks designed for the Linux kernel.

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Coding

gf – lightweight graphical front-end for GDB

October 8, 2026 Steve Emms GUI, Programming

gf is a lightweight graphical GDB front-end offering source, assembly, register, memory and breakpoint views for debugging.

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Coding

BugStalker – debugger for Rust applications

January 26, 2026 Steve Emms CLI, Programming

BugStalker is a Linux debugger for Rust applications with breakpoints, Tokio inspection, rich type views and editor integration.

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DevOps

nnd – terminal debugger for Linux

December 29, 2025 Steve Emms Programming, TUI

nnd is a fast terminal debugger for native Linux applications with breakpoints, source and assembly views, watches and type inspection.

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xpdig – tools to explore crossplane resources

December 28, 2025 Steve Emms Internet, TUI

xpdig provides a terminal based UI (similar to k9s) to interactively explore Crossplane traces

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DWARF Explorer – GUI utility for navigating the DWARF debug information

December 27, 2025 Steve Emms GUI, Programming

DWARF Explorer is a cross-platform GUI utility for visualizing the DWARF debugging information in executable files

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Coding

CGDB – lightweight terminal interface to GDB

October 1, 2025 Steve Emms Programming, TUI

CGDB provides a Vim-inspired terminal interface to GDB with source highlighting, visual breakpoints, searching and command history.

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Coding

Sysprof – profile applications and Linux system performance

June 12, 2025 Steve Emms CLI, GUI, Programming

Sysprof profiles Linux applications and the whole system with call graphs, flame graphs, resource counters and GNOME instrumentation.

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Development

StatET for R – Eclipse-based integrated development environment

October 16, 2023 Steve Emms GUI, Scientific

StatET for R brings R scripting, visual debugging, object inspection, graphics and document authoring tools into the Eclipse IDE.

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Coding

PTK – Interactive Python Development Environment

September 21, 2023 Steve Emms GUI, Programming

PTK provides interactive Python consoles, isolated interpreters, debugging tools, object inspection and a scientific workspace browser.

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Coding

eric – Python Editor and Integrated Development Environment

September 21, 2023 Steve Emms GUI, Programming

eric is a Python IDE with project management, debugging, refactoring, Qt tools, version control and extensible development plugins.

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Coding

Thonny – Python Integrated Development Environment for Beginners

September 21, 2023 Eilidih Parris GUI, Programming

Thonny is a beginner-friendly Python IDE with step-by-step debugging, expression evaluation, variable inspection and code completion.

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Coding

PyDev – Python Integrated Development Environment for Eclipse

September 21, 2023 Eilidih Parris GUI, Programming

PyDev is an Eclipse Python IDE offering code completion, refactoring, static analysis, interactive consoles, testing and debugging.

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System Administration

Essential System Tools: inxi – CLI system information tool

October 19, 2018 Steve Emms CLI, Reviews, System Software, Utilities

This is the fifth in our series of articles highlighting essential system tools. These are small utilities, useful for system administrators as well as regular users of Linux based systems. The series examines both graphical and text based open source utilities. inxi is a Perl script that interrogates your system.

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