he

HTML entity encoder/decoder for secure web development.

DecliningOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Cooling

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is he?

he is a robust HTML entity encoder and decoder that helps prevent XSS attacks by encoding special characters in strings. It's essential for any web application dealing with user-generated content to ensure security and proper rendering of text.

Key differentiator

he stands out as one of the most reliable and lightweight solutions for HTML entity encoding and decoding, specifically designed to prevent XSS attacks in web applications.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Robust HTML entity encoding and decodingmedium

Prevents XSS attacks by ensuring proper character encodingmedium

Highly optimized for performancemedium

↓ Weaknesses

Limited language support beyond JavaScripthigh

he is primarily designed for use in JavaScript environments, limiting its utility in non-JavaScript projects.

Poor documentation for advanced usage scenariosmedium

The official documentation lacks comprehensive examples and explanations for complex encoding/decoding tasks, leading to confusion among users.

No built-in support for international character setshigh

he does not natively handle all international character encodings, which can lead to issues when processing text with non-ASCII characters.

Performance overhead in large-scale applicationsmedium

While he is optimized for performance, the additional encoding and decoding operations can introduce noticeable latency in high-throughput environments.

Fit analysis

Who is it for?

✓ Best for

Developers building web applications that need to handle user-generated content securely

Teams looking for a lightweight, performant solution for HTML entity encoding and decoding

✕ Not a fit for

Projects requiring complex text processing beyond simple HTML entity handling

Applications where the overhead of an additional library is not acceptable

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 he

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

View Setup Guide →