URI.js

URL manipulation library for JavaScript

DecliningOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Cooling

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is URI.js?

URI.js is a powerful URL parsing and manipulation library that allows developers to easily modify URLs in their applications. It supports various operations like adding, removing, or modifying query parameters.

Key differentiator

URI.js stands out as a lightweight, yet powerful library specifically designed for URL parsing and manipulation in JavaScript applications.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Comprehensive URL manipulation capabilitiesmedium

Support for query parameter operationsmedium

Cross-browser compatibilitymedium

↓ Weaknesses

Limited documentation and exampleshigh

The official documentation lacks comprehensive guides and practical use cases, making it difficult for new users to understand how to effectively utilize URI.js.

No active development or updatesmedium

The last update was several years ago, indicating that the project is no longer actively maintained. This can lead to compatibility issues with newer web standards and browsers.

Limited support for non-standard URL formatslow

URI.js may not handle certain edge cases or non-standard URL formats effectively, which could be problematic in environments where URLs are generated by third-party systems.

Fit analysis

Who is it for?

✓ Best for

Web developers who need robust URL manipulation capabilities in their JavaScript projects

Single-page application (SPA) developers requiring advanced URL handling features

✕ Not a fit for

Projects that require server-side URL manipulation exclusively

Developers looking for a full-fledged web framework with built-in routing

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

Works well with

Next step

Get Started with URI.js

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

View Setup Guide →