ELD
Efficient and accurate language detection in JavaScript.
- Status
- Generally available
- Last checked
- Checked · Oct 8, 2026
- License
- Open source
- Pricing
- Free tier · from $0
What it is
Fast and accurate natural language detection library written in JavaScript. ELD is designed for efficient language identification, making it suitable for applications requiring quick and precise language recognition.
ELD stands out as a lightweight, fast JavaScript library for accurate language detection, ideal for web applications needing efficient language recognition.
When it fits — and when it doesn’t
A good fit for
Developers building web apps that require quick and accurate language detection for user inputs.
Projects needing efficient language recognition without significant computational overhead.
Look elsewhere if
Applications requiring real-time streaming language processing
Scenarios where extremely high accuracy is critical over speed
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Limited language support compared to specialized NLP libraries
Only supports a subset of languages, which may not be sufficient for globally diverse applications
- 02
Poor documentation and examples
Lack of comprehensive guides or tutorials on how to integrate ELD into different application scenarios
- 03
Performance degradation with large text inputs
Benchmark tests show significant increase in processing time for texts exceeding 10,000 characters
- 04
Small and less active community
Low number of contributors and infrequent updates to the project repository on GitHub
What it does well
High accuracy in language detection
Efficient and fast processing
Lightweight library suitable for various applications
Pricing
- Free tier
- YesOpen source — free to use
- Paid from
- $0
- Model
- Flat rate
- Enterprise plan
- No
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up ELD
Setup steps, common gotchas and what to check after 30 days.