Cost of Modules
Identify slow dependencies in your project.
- Status
- UnmaintainedNo commits in 1132 days.
- Last checked
- Checked · Oct 15, 2026
- License
- Open source
- Pricing
- Free tier · from $0
What it is
Find out which modules or dependencies are slowing down your application performance. This tool helps developers optimize their projects by identifying and addressing inefficient dependencies.
Cost of Modules stands out by providing a straightforward and effective way for developers to pinpoint slow dependencies in their projects, focusing specifically on improving application performance through module optimization.
When it fits — and when it doesn’t
A good fit for
JavaScript developers looking to optimize their application's performance by identifying slow dependencies.
Teams working on large-scale JavaScript applications where module optimization is critical for performance.
Look elsewhere if
Projects that do not use JavaScript or Node.js modules as the primary technology stack.
Developers who are primarily focused on backend optimizations unrelated to dependency performance.
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Limited language support beyond JavaScript
The tool is primarily designed for JavaScript projects and lacks robust support for other languages, limiting its utility in polyglot environments.
- 02
Performance overhead during analysis
Running the tool can introduce significant performance overhead, especially in large-scale applications with many dependencies, which may skew real-world performance metrics.
- 03
Complex setup for non-trivial projects
Configuring the tool to work effectively with complex project structures or monorepos can be challenging and requires significant manual configuration.
- 04
Inconsistent results across different environments
Performance metrics generated by the tool may vary significantly depending on the runtime environment, making it difficult to achieve consistent performance optimizations.
What it does well
Identifies slow dependencies in your project.
Provides insights into module performance impact.
Helps optimize application by highlighting inefficient modules.
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 Cost of Modules
Setup steps, common gotchas and what to check after 30 days.
Get the badge
A small badge for Cost of Modules’s README or site: its name, “Tracked on AI Navigator”, and the availability status and check month from this page. It updates as the catalog does.
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