annyang

Speech recognition for your site

EstablishedOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Stable

License

Open Source

Data freshness

Verified · Jul 12, 2026

Overview

What is annyang?

Annyang is a JavaScript library that enables speech recognition on websites. It allows users to interact with web applications using voice commands, enhancing accessibility and user experience.

Key differentiator

Annyang stands out for its simplicity and ease of integration into web applications, making it an excellent choice for developers looking to quickly add voice command functionality without extensive setup or configuration.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Simple API for adding voice command support to web applicationsmedium

Works with any modern browser that supports the Web Speech APImedium

Customizable and extensible for various use casesmedium

↓ Weaknesses

Limited support for non-English languageshigh

annyang's effectiveness diminishes significantly with less common or non-English voice commands due to reliance on browser-based speech recognition which may not be as robust in those languages.

Dependence on browser support for Web Speech APIhigh

annyang's functionality is entirely dependent on the availability and quality of the Web Speech API provided by the user's browser, which can vary greatly between browsers and even versions.

Noisy environments can degrade performancemedium

Speech recognition accuracy drops in noisy environments, making annyang less reliable for applications where ambient noise cannot be controlled or minimized.

Lack of advanced speech recognition featureslow

annyang provides basic voice command support but lacks more sophisticated features like continuous listening, context-aware commands, or natural language processing capabilities found in more advanced speech recognition systems.

Fit analysis

Who is it for?

✓ Best for

Web developers looking to enhance user interaction with voice commands

Projects aiming to improve accessibility for users who have difficulty using traditional input methods

Developers working on applications where hands-free operation is beneficial, such as in industrial or medical settings

✕ Not a fit for

Applications requiring real-time speech-to-text conversion with high accuracy and low latency

Scenarios where the Web Speech API is not supported by the user's browser

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 annyang

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

View Setup Guide →