Popular for its size, but the engineering basics lag behind the interest.

High performance ordinary differential equation (ODE) and differential-algebraic equation (DAE) solvers, including neural ordinary differential equations (neural ODEs) and scientific machine learning (SciML)

Documentation

80

Install and run instructions9pt45

README documents how to install the project.

Contributing guide5pt72

Contributing guide is detailed and thorough.

README12pt100

README is present.

License6pt100

Licensed under Other.

Engineering

48

Linting and formatting5pt0

No linter or formatter config found.

Add a linter config such as .eslintrc.json, .prettierrc, ruff.toml, or .golangci.yml to enforce consistent code style.

Issue and PR templates6pt0

No issue or PR templates found (−100 pts).

Add .github/ISSUE_TEMPLATE/ with bug_report.md and feature_request.md to guide contributors. It dramatically improves issue quality.

Reproducibility6pt20

No dependency lockfile found (−70 pts).

Commit the lockfile for this project's package manager so installs produce the same dependency versions everywhere.

CI/CD14pt57

CI is configured (.github/workflows/CI.yml).

Tests18pt80

Test files detected (lib/DelayDiffEq/test).

Project health

68

Dependency manifest6pt0

No dependency manifest detected at root.

Add a manifest (package.json, pyproject.toml, Cargo.toml, go.mod, etc.) so others can install dependencies in one command.

Repository metadata5pt100

Repository has a description.

Activity5pt100

Actively maintained (pushed within the last month).

Housekeeping3pt100

.gitignore present.

Repository health signals

Activity, community, and responsiveness at scan time

Activity

  • Commits (30d / 90d)
  • 264
    Forks
  • 616
    Releaseslatest 9y ago

Community

  • Community health
  • authors own >50% of commits
  • 660
    Watchers

Responsiveness

  • 46d 21h
    Median issue response
  • 5h
    Median PR merge time
  • 453
    Open issues
Repository files15 root entries
  • .github
    Good: CI is configured (.github/workflows/CI.yml).
    Good: Dependabot covers 2 ecosystems (github-actions, julia). Dependencies stay current.
  • benchmark
  • docs
  • lib
    Good: Test files detected (lib/DelayDiffEq/test).
  • src
  • test
  • .codecov.yml
  • .gitignore
    Good: .gitignore present.
  • .typos.toml
  • CITATION.bib
  • CONTRIBUTING.md
    Good: Contributing guide is detailed and thorough.
    Issue: Contributing guide lacks a setup section (−12 pts).Fix: Show new contributors how to get a local dev environment running.
    Issue: Contributing guide lacks a code style section (−8 pts).Fix: Describe your linting/formatting rules and how to run them.
    Good: Contributing guide explains how to run tests.
    Issue: Contributing guide lacks a PR workflow section (−8 pts).Fix: Explain how to fork, branch, and open a pull request so contributors know what to expect.
    Good: Contributing guide includes code examples.
  • LICENSE.md
    Good: Licensed under Other.
  • NEWS.md
  • Project.toml
  • README.md
    Good: README is present.
    Good: README is well structured with multiple sections.
    Good: README includes screenshots or visuals. Great for first impressions.
    Good: README has code examples.
    Good: README links to a live demo or deployed app.
    Good: README includes status badges.
    Good: README documents how to install the project.
    Issue: No run or usage instructions found (−45 pts).Fix: Add a section showing how to start or use the project.