91

/ 100

GradeA

A top-tier open source project. Docs, tests, and CI are all in excellent shape.

Top 11% of 5,156 graded repos

Serialization framework for Rust

Rust10,674Apache-2.01mo ago

Top fixes

Highest-impact changes first, ranked by point weight

10 to address
  1. 1
    README12pt

    Add a GIF, screenshot, or logo image. It is the fastest way to show what your project does.

  2. 2
    README12pt

    Add CI/build status badges from shields.io or your CI provider to signal project health.

  3. 3
    Install and run instructions9pt

    Add a .env.example listing all required environment variables so contributors know what to set up.

  4. 4
    Reproducibility6pt

    If this crate also ships a binary, commit Cargo.lock. For pure library crates, omitting it is recommended per the Cargo guide.

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Scorecard

Every check, grouped by category and sorted worst-first

Documentation

82

README12pt70

README is present.

Contributing guide5pt74

Contributing guide is too short for full depth credit (−6 pts). 400+ words earns the full +12 pts.

Add setup instructions, code style notes, and how to run tests.

Install and run instructions9pt90

README documents how to install the project.

License6pt100

Licensed under Apache-2.0.

Engineering

94

Reproducibility6pt50

No Cargo.lock committed (correct for Rust library crates; the ecosystem convention is to omit it for libraries).

Tests18pt100

Test files detected (test_suite/tests).

CI/CD14pt100

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

Linting and formatting5pt100

Rust linting configured (cargo clippy in CI).

Issue and PR templates6pt100

Issue or PR templates present.

Project health

100

Dependency manifest6pt100

Dependency manifest found (Cargo.toml).

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

  • 4 / 4
    Commits (30d / 90d)
  • 917
    Forks
  • 321
    Releaseslatest 11y ago

Community

  • 50% - Fair
    Community health
  • 1 bus factorlow
    author own >50% of commits
  • 10,674
    Watchers

Responsiveness

  • 5d 23h
    Median issue response
  • 21h
    Median PR merge time
  • 385
    Open issues
Repository files13 root entries
  • .github
    Good: CI is configured (.github/workflows/ci.yml).
    Good: Issue or PR templates present.
  • serde
  • serde_core
  • serde_derive
  • serde_derive_internals
  • test_suite
    Good: Test files detected (test_suite/tests).
  • .gitignore
    Good: .gitignore present.
  • Cargo.toml
    Good: Dependency manifest found (Cargo.toml).
  • CONTRIBUTING.md
    Issue: Contributing guide is too short for full depth credit (−6 pts). 400+ words earns the full +12 pts.Fix: Add setup instructions, code style notes, and how to run tests.
    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.
    Good: Contributing guide describes the PR/review workflow.
    Good: Contributing guide includes code examples.
  • crates-io.md
  • LICENSE-APACHE
  • LICENSE-MIT
  • README.md
    Good: README is present.
    Good: README is well structured with multiple sections.
    Issue: No screenshots or images in the README (−20 pts).Fix: Add a GIF, screenshot, or logo image. It is the fastest way to show what your project does.
    Good: README has code examples.
    Good: README links to a live demo or deployed app.
    Issue: No status badges in the README (−10 pts).Fix: Add CI/build status badges from shields.io or your CI provider to signal project health.
    Good: README documents how to install the project.
    Good: README documents how to run the project.
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