Tokenizer
Tokenizer for jscpd to detect code duplication in JavaScript projects.
Pricing
Free tier
Flat rate
Adoption
→StableLicense
Open Source
Data freshness
Aging · Jun 8, 2026Overview
What is Tokenizer?
A tokenizer tool designed specifically for the jscpd project to identify and report duplicated code within JavaScript source files, aiding developers in maintaining clean and efficient codebases.
Key differentiator
“The @jscpd/tokenizer stands out by providing an efficient and open-source solution for detecting duplicated code within JavaScript projects, integrating seamlessly with the jscpd project to offer comprehensive analysis.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
↓ Weaknesses
Tokenizer is specifically designed for JavaScript, limiting its utility in polyglot projects.
Requires manual configuration and integration with jscpd, which can be non-trivial for new users.
Lack of comprehensive guides or examples makes it difficult to understand advanced configurations and usage scenarios.
Scanning large JavaScript projects can be slow, leading to long analysis times which may hinder developer productivity.
Fit analysis
Who is it for?
✓ Best for
JavaScript developers looking for a tool to detect and manage code duplication within their projects.
Teams that prioritize maintaining clean, efficient, and maintainable codebases.
✕ Not a fit for
Projects not written in JavaScript or TypeScript as the tokenizer is specifically designed for these languages.
Developers who require real-time analysis of code changes; this tool operates on a more static basis.
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 Tokenizer
Step-by-step setup guide with code examples and common gotchas.