JSPM

A replacement for process.exit that ensures stdio are fully drained before exiting.

Check if stdout or stderr is interactive

set blocking stdio and stderr ensuring that terminal output does not truncate

A replacement for process.exit that ensures stdio are fully drained before exiting.

Emit errors on stdout stream for a spawned child process

Hook and modify stdout and stderr

Patch console methods to intercept output

The most simple logger imaginable

exiting a node.js process *and flushing stdout and stderr*

Easy and small child_process.spawn

A simple and pragmatic library for testing Node.js console output.

Hooking Node.js stdout

Simple and easy stdio capture for Node.js

Pad stdout and stderr

Easily mock NodeJS process properties in Jest

Output messages to stdout/stderr, zero deps.

spawn() that returns a duplex stream and emits errors with stderr data on non-zero exit codes

Prepend a string to beginning of each line of stdout/stderr.

Extends the hyper-popular debug package with several convenience methods

stdout and stderr for browsers

Spawn or fork a child process with a promise property resolved on exit with stdout, stderr and code.

A low dependency, no frills logger, designed to play nicely with tools like fluentd and Elasticsearch

Pretty logger for Electron apps

Politely tells stdout and stderr to shut the heck up for a moment.

A small Node.JS library to determine which stream to use.

Run Electron without all the junk terminal output

redirect console methods to streams

mock stdio output for tests

execute shell commands from node.js, synchronous, with stdin, stdout, stderr.

Buffed output of child processes, with spinners and prefixed lines

AwesomeLog is a Log System for enterprise nodejs applications. It provides a basic out of the box logging solution that is ready to go with zero configuration but also gives you a highly configurable logging solution that with the power to do your logging

A simple logging module.

Yet Another Dead-SImple Log on stderr for CLI tools.

A tiny script let you choose logging levels using the standard console object

async function that runs a shell command with arguments and environment variables, optional realtime passthru output/error. Positive/negative filter/map output with func/string/regex. Resolves/rejects with an array: [ retCode, outA, errA ]

Capture stream output.

Wraps child_process.exec, returning a promise.

Capture stdout/stderr in Node

Intercepts stdout/ stderr.

The error-message-utils package simplifies error management in your web applications and RESTful APIs. It ensures consistent and scalable handling of error messages, saving you time and effort. Moreover, it gives you the ability to assign custom error cod

CLI capture tool for testing command-line apps

Invokes a process inside a promise and returns stdout, stderr in resolution.

A listr2 backend for rejoinder

This module cleans the docker headers from the log stream from a container. I never found them very useful, so I wrote this to clean them up either in bulk, or in between a piping. It's not as simple as just removing the first 8 bytes on every message

Run node with --inspect and see what is in your stdout and stderr. Simple like first import in your app boot.

🚨 WARNING: 100% AI-GENERATED EXPERIMENTAL CODE - HIGH RISK! Use at own risk, not for production. Python execution for n8n with file processing, multiple credentials, debug tools. Personal use only - Commons Clause license.

Normalize unknown error values to a standard format with cause chain support.

A generic testing utility that captures console and stdout/stderr output before it reaches the terminal

create a docker stream frame (header and payload, encoded tty data)

A console that can outputs syntax highlighted JSON with circular reference support

A simple package for printing to the console (or other streams).

strips chromium logs from a stream

Persist log messages on the command line.

logger

I/O String object. It stores channel and raw chunk and properly converts to string.

Keep the last count bytes of a stream around

Hook into writes of a stream

Async child process manager providing access to exit code and stdout/stderr

Hook process stdout and stderr.

Util for CLI testing: fetch stdout, stderr streams and match data to snapshot

Log all data passing through process.stdout and process.stderr

Util for CLI testing: fetch stdout, stderr streams and match data to snapshot

Provides a way to redirect the output stream to a file

Component for Ink, spawning child processes

Run Python scripts in n8n with raw output (exitCode, stdout, stderr) - Fork of naskio/n8n-nodes-python

pack and unpack stdout and stderr in a binary-efficient way

a simple, very light-weight Logger implementation for JS (inspired by log4j)

A runtime agnostic process module for Deno, Bun, and Node.js

Output Markdown using console.log for CLI

A lightweight and efficient logging library for Node.js, designed for simplicity and flexibility.

Prepend a string to each line of console output

Passes Answer Values To A Child Process On Data.

Control a program (typically a shell) over standard I/O for testing it

Capture console.log output. Useful for testing cli modules.

Special command line tools to aid with @transform.sh and @run.sh files.

Tiny logger with styles and levels for Node/TypeScript.

Another dead simple logger

Send logging data from browser to server

Hooking into Node.js writable stream

Logging everywhere, made simple and still configurable

Keep structure of the messages and log them to any output, using specific plugins.

Logging utility. You get a logger that adds a log to a file and to the console. A new file is created if the day has changed. The log files are organized in folders by year and month.

Adds a prefix that identifies the currently running npm script to every line of its output

Stdio functions for pull streams.

PhantomJS adapter for `log-output`.

Execute a child process, merging stdout and stderr to a file, and optionally to the console output

Parse error stack from stderr of a Node.js process

A simple logger for node wirting to stdout or stderr

Standard error.

Pipe stdout and stderr from child processes without typing as much code.

Minimal readline interface wrapper for interactive CLIs.

Create a CLI with a single function

manage stdout and stderr so that they do not collide in the console

A Transflect stream that executes a program and returns an object containing arrays of stdin, stdout, stderr

A small wrapper on node's native `child_process`. It can start an elevated child process (run as aminstrator) using `spawn`, `exec`, `fork`, `spawnSync` or `execSync` from a non-elevated process; offering stdin, stdout and stderr on the elevated process

stdout and stderr for browsers

A simple supervisor utility which monitors the status of your Node app, streams the console output somewhere, notifies an endpoint, and restarts your app on failure or source code change.

Send any program's stdout and stderr to Loggly.

Winston transport to log everything to stderr

log in json-format, only to stderr, using Bunyan

An event- and stream-aware logger for pros. Meaning, professionals.

Convert a string to a valid Error instance

Test log messages with jest

A lightweight JavaScript child process spawning utility.

Copy writable streams to other writable streams.

Simple Node.js logger without dependencies.

Render captured terminal sessions to animated svg

Hook process stdout and stderr.

A dead simple logger with log level support

Post-Process Output of Program

Duplicate stdout and stderr streams

Saves your console output (stdout and stderr) to an organized log folder.

Determine if stdout or stderr is connected to the systemd journal

Flash an OS notification when a process writes to stderr

aggregate text streams

No Fuss Child Processes

Bragi transport to stderr instead of stdout

simple isomorfic logger that uses console transport

Run console command as a service using NodeJS

A standard I/O logger for the Prolific logging framework.

a nice little logger for node.js that knows your modules auto-magically

Really simple logging utility. Logs to stderr.

console like stdout/stderr node.js logger with timestamp, log level, file and line numbers

Module for minimally logging JSON to stdout and stderr

pack/unpack multiple streams to/from an output stream

snapshot testing for child process output

Micro logger with publish/subscribe mechanism.

Chalk for stderr

Set handlers for a spawned process, await result.