witr

Why is this running? Trace any process, port, container, or file back to what started it - CLI + TUI.

42 articles 20.2k View on GitHub ↗
42 articles
How the witr TUI Visually Integrates Process Details with the Process Ancestry Tree View

Discover how the witr TUI visually integrates process details with its ancestry tree view. Learn about its dynamic interface and context-aware navigation.

architecture
Aug 10, 2026
Exact vs Substring Process Name Matching in witr: How They Differ

Understand exact vs substring process name matching in witr. Learn how witr finds processes using different matching modes to improve your workflow.

deep-dive
Aug 10, 2026
What Warnings Does witr Generate for Suspicious Process Behavior? Full Detection Guide

Discover the 14 warning categories witr generates for suspicious process behavior, including service instability, resource exhaustion, and tampering indicators. Learn how witr protects your system.

deep-dive
Aug 10, 2026
How witr Detects and Interprets tmux and screen Sessions as Valid Process Sources

Learn how witr identifies tmux and screen sessions as valid process sources by examining process ancestry and environment variables like TMUX and STY.

internals
Aug 10, 2026
How witr Uses Systemd Socket Activation to Resolve Ports

Learn how witr uses systemd socket activation to resolve ports by querying systemd for unit info. Discover port ownership without inspecting file descriptors.

internals
Aug 10, 2026
What Process Metrics Does witr Collect in Verbose Mode? A Deep Dive into Extended Process Telemetry

Discover the extended process telemetry collected by witr in verbose mode. Explore detailed memory, I/O, file descriptors, threads, capabilities, and env vars.

deep-dive
Aug 10, 2026
How witr Detects and Identifies SSH Sessions and Remote Terminal Connections from Source Code

Discover how witr detects SSH sessions and remote terminal connections by analyzing process ancestry and environment variables. Learn its reliable identification methods.

how-to-guide
Aug 10, 2026
How the JSON Output Mode in witr Handles Multiple Input Sources

Learn how witr's JSON output mode efficiently handles multiple input sources by aggregating results and errors into a single JSON array for seamless processing.

deep-dive
Aug 10, 2026
How witr Manages Environment Variable Display on Platforms with Restricted Access

Discover how witr gracefully handles restricted access to environment variables. Learn about its platform specific extraction and empty slice fallback for a seamless user experience.

how-to-guide
Aug 10, 2026
How witr Detects Complex Supervisor Chains Like PM2 and systemd

Learn how witr detects complex supervisor chains like PM2 and systemd. It builds a process ancestry tree and uses a layered pipeline to identify systemd and scan ancestors for supervisors.

deep-dive
Aug 10, 2026
witr Exit Codes Reference: How to Handle Errors in Shell Scripts

Learn witr exit codes 0-4 to handle shell script errors effectively. Understand success, usage, config, and runtime failures for robust automation.

api-reference
Aug 10, 2026
How witr Implements Adaptive Refresh Rates and Mouse Navigation in Its Bubble Tea TUI

Explore how the witr TUI implements adaptive refresh rates with self-tuning loops and mouse navigation by converting input into UI actions. Learn about its innovative techniques.

internals
Aug 10, 2026

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