rust-ndarray/ndarray

ndarray: an N-dimensional array with array views, multidimensional slicing, and efficient operations

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Summary Information

Updated 35 minutes ago
Added to GitGenius on September 16th, 2026
Created on August 4th, 2014
Open Issues & Pull Requests: 222 (+0)
GitHub issues: Enabled
Number of forks: 391
Total Stargazers: 4,323 (+0)
Total Subscribers: 50 (+0)

Repository Insights (GitGenius)

Median issue/PR response: 20.9 hours
Mean response time: 163.4 days
90th percentile: 598.3 days
Tracked items: 105

Most active contributors

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How this project is maintained

67% of open issues come from outside the core team, a mix of external reports and the maintainers' own roadmap. Three people close 80% of everything that gets resolved.

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Issue Activity (beta)

Open issues: 39
New in 7 days: 0
Closed in 7 days: 0
Avg open age: 1,154 days
Stale 30+ days: 36
Stale 90+ days: 31

Recent activity

Opened in 7 days: 0
Closed in 7 days: 0
Comments in 7 days: 0
Events in 7 days: 0

Top labels

  • enhancement (20)
  • question (8)
  • good first issue (6)
  • bug (5)
  • help wanted (4)
  • tracking-issue (4)
  • breaking-change (3)
  • broadcast (2)

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Detailed Description

ndarray is a Rust library for working with N-dimensional arrays that provides efficient numerical computing capabilities.

The library addresses the need for performant array operations in Rust by offering a NumPy-like interface adapted to Rust's type system and memory safety guarantees. It enables developers to work with multidimensional data through array views, which allow zero-copy access to array slices without allocating new memory. The core approach centers on providing efficient operations across arbitrary dimensions while maintaining Rust's ownership and borrowing semantics, making it suitable for scientific computing tasks where both safety and performance matter.

Developers should choose ndarray when building numerical or scientific applications in Rust that require flexible array manipulation. The library suits projects ranging from data processing pipelines to machine learning implementations where multidimensional slicing and efficient element-wise operations are central. The array views feature is particularly valuable for workflows that need to work with subsets of large datasets without copying data, reducing both memory overhead and computation time.

The project maintains steady development activity with regular updates addressing both bug fixes and feature enhancements. Contributions flow consistently from the community, indicating active engagement beyond the core maintainers. The project demonstrates responsiveness to issues and pull requests, suggesting a healthy maintenance posture. Documentation receives ongoing attention to keep examples and API guidance current with the library's evolution.