pako
High-speed zlib port to pure JavaScript for deflate, inflate, and gzip operations.
Pricing
See website
Flat rate
Adoption
→StableLicense
Open Source
Data freshness
—Overview
What is pako?
Pako is a high-performance JavaScript library that provides zlib functionality in the browser or Node.js environment. It supports compression and decompression tasks such as deflate, inflate, and gzip, making it essential for developers needing efficient data handling capabilities without relying on native zlib bindings.
Key differentiator
“Pako stands out as a lightweight, high-performance JavaScript library for zlib operations, offering cross-platform support without the need for native bindings.”
Capability profile
Strength Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
Fit analysis
Who is it for?
✓ Best for
Developers needing cross-platform zlib functionality without native bindings
Projects requiring lightweight and fast compression/decompression capabilities in JavaScript environments
✕ Not a fit for
Applications that require complex data transformations beyond basic compression/decompression tasks
Scenarios where native zlib performance is critical and cannot be achieved with pure JavaScript implementations
Cost structure
Pricing
Free Tier
None
Starts at
See website
Model
Flat rate
Enterprise
None
Performance benchmarks
How Fast Is It?
Next step
Get Started with pako
Step-by-step setup guide with code examples and common gotchas.