fs-write-stream-atomic

Atomic write stream for Node.js, ensuring data integrity.

DecliningOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Cooling

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is fs-write-stream-atomic?

This tool provides an atomic write stream in Node.js, similar to `fs.createWriteStream()`, but ensures that the file is only written if all operations are successful, preventing partial writes and maintaining data integrity.

Key differentiator

fs-write-stream-atomic stands out by providing a simple yet robust solution for ensuring file integrity during write operations in Node.js applications, without the need for complex manual handling.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Ensures atomic writes to files, preventing partial data corruption.medium

Compatible with Node.js environments.medium

Simplifies file writing operations by handling the complexity of ensuring integrity.medium

↓ Weaknesses

Limited documentation and exampleshigh

The official repository lacks comprehensive usage examples and detailed API documentation.

Narrow feature set compared to alternativesmedium

Does not offer additional features such as compression or encryption that are available in other file writing libraries.

Performance overhead for small fileslow

The atomic write mechanism may introduce a performance penalty when handling very small files due to the overhead of ensuring data integrity.

Fit analysis

Who is it for?

✓ Best for

Developers who need to ensure complete and consistent file writes in Node.js applications.

Projects requiring robust logging mechanisms that avoid partial log entries.

✕ Not a fit for

Applications where real-time streaming of data is required, as this tool focuses on atomic operations.

Scenarios where the overhead of ensuring atomicity might impact performance.

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

Next step

Get Started with fs-write-stream-atomic

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

View Setup Guide →