log-update

Overwrite terminal output for progress bars and animations.

EstablishedOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Stable

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is log-update?

Log-update is a utility that allows overwriting the previous console output in real-time. This makes it ideal for creating dynamic content like progress bars or animations directly within the terminal interface, enhancing user experience during long-running processes.

Key differentiator

log-update stands out as a lightweight, easy-to-integrate solution specifically designed for real-time console updates in Node.js applications.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Overwrite previous console output in real-time.medium

Ideal for creating dynamic content like progress bars and animations.medium

Simple API to integrate into Node.js applications.medium

↓ Weaknesses

Limited cross-platform supporthigh

log-update primarily targets Unix-based systems and may not function as expected on Windows without additional configuration.

Complex setup for non-standard environmentsmedium

Setting up log-update in environments that are not Node.js or require specific terminal configurations can be challenging.

Performance issues with high-frequency updateshigh

Frequent console overwrites may lead to performance degradation, especially noticeable on slower systems or when handling large outputs.

Fit analysis

Who is it for?

✓ Best for

Developers working on Node.js applications who need to display dynamic content in the terminal.

Projects that require real-time updates of progress bars or other visual elements within the console interface.

✕ Not a fit for

Applications requiring complex graphical user interfaces (GUIs).

Scenarios where output needs to be logged for later review without overwriting previous lines.

Cost structure

Pricing

Free Tier

Available

Open source — free to use

Starts at

$0

Model

Flat rate

Enterprise

None

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Alternatives

Works well with

Next step

Get Started with log-update

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →