Frontend Frameworks

Detect File Encoding and Language

Charset Detector for encoding and language detection in text files

Status
UnmaintainedNo commits in 1006 days.
Last checked
Checked · Oct 15, 2026
License
Open source
Pricing
Free tier · from $0
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What it is

A tool to detect the character encoding and language of text files. It can be used in browsers, Node.js environments, or via CLI.

Provides a versatile and open-source solution for detecting character encoding and language in text files across different environments.

When it fits — and when it doesn’t

A good fit for

  • Developers working with multilingual text data who need to ensure correct encoding and language detection

  • Projects that require automated processing of files from various sources with unknown encodings

Look elsewhere if

  • Real-time applications requiring immediate encoding detection due to potential performance overhead

  • Applications where the source file's metadata is already known, making this tool redundant

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Limited support for less common encodings

    The tool may not accurately detect uncommon or proprietary character encodings, leading to incorrect language detection.

  2. 02

    Performance degradation with large files

    Processing large text files can be slow and resource-intensive, which might cause delays in development workflows.

  3. 03

    Inconsistent browser support across different platforms

    The tool's performance and reliability may vary significantly when used within different browsers or operating systems.

  4. 04

    Lack of comprehensive documentation for advanced usage

    Detailed guides on how to configure the tool for specific use cases are lacking, which can hinder developers from fully leveraging its capabilities.

What it does well

  • Detects character encoding and language of text files

  • Supports browser, Node.js, and CLI usage

  • Open-source under MIT license

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 Detect File Encoding and Language

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →
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