nicholas-fedor/watchtowerNew scan
98/ 100 · A

A well-known project done right. Strong docs and solid engineering throughout.

Automate Docker container image updates

Go3,900 starsApache-2.0updated today

Outstanding work. A score of 98/100 puts this repo in a very small tier of truly well-engineered open source projects.

DocumentationREADME, setup, examples, license
97
EngineeringTests, CI, linting, lockfiles
98
Project healthDescription, activity, stars, deps
100

What to fix first

The highest-impact improvements for this repo.

  1. 1
    CI/CD
    EngineeringInfo

    Add `tsc --noEmit`, `mypy`, or `cargo check` to catch type errors before they merge.

  2. 2
    Install and run instructions
    DocumentationIssue

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

  3. 3
    Reproducibility
    EngineeringIssue

    Add .github/dependabot.yml with at least one package-ecosystem entry so dependencies are updated automatically.

Detailed breakdown

Documentation

97
  • README100
    • README is present.
    • README is well structured with multiple sections.
    • README includes screenshots or visuals. Great for first impressions.
    • README has code examples.
    • README links to a live demo or deployed app.
    • README includes status badges.
  • Install and run instructions90
    • README documents how to install the project.
    • README documents how to run the project.
    • No .env.example found (−10 pts).Add a .env.example listing all required environment variables so contributors know what to set up.
  • License100
    • Licensed under Apache-2.0.
  • Contributing guide100
    • Contributing guide is detailed and thorough.
    • Contributing guide includes setup/install instructions.
    • Contributing guide describes code style expectations.
    • Contributing guide explains how to run tests.
    • Contributing guide describes the PR/review workflow.
    • Contributing guide includes code examples.
    • Code of conduct present.

Engineering

98
  • Tests100
    • Test files detected (cmd/root_test.go).
    • Go module github.com/nicholas-fedor/watchtower has test files. Run with `go test ./...`.
  • CI/CD100

    Not applicable?

    • CI is configured (.github/workflows/build.yaml).
    • CI workflow runs tests.
    • CI runs on pull requests, not just on pushes to main.
    • CI workflow runs a lint or format check.
    • Optional: add type checking to CI.Add `tsc --noEmit`, `mypy`, or `cargo check` to catch type errors before they merge.
    • CI reports or uploads test coverage.
    • CI tests across multiple environments or versions.
  • Linting and formatting100
    • Formatting enforced (.editorconfig).
  • Reproducibility85
    • Lockfile present (go.sum). Installs are reproducible.
    • Environment pinned via .devcontainer/Dockerfile.
    • No Dependabot config (adding it earns up to +20 pts).Add .github/dependabot.yml with at least one package-ecosystem entry so dependencies are updated automatically.
    • go.mod pins Go version 1.26.4.
  • Issue and PR templates100
    • Issue or PR templates present.
    • Security policy present.

Project health

100
  • Dependency manifest100
    • Dependency manifest found (go.mod).
    • go.mod module path is fully qualified (github.com/nicholas-fedor/watchtower).
    • go.mod specifies Go version 1.26.4.
  • Repository metadata100
    • Repository has a description.
    • Primary language detected: Go.
  • Activity100
    • Actively maintained (pushed within the last month).
    • 3,900 stars.
  • Housekeeping100
    • .gitignore present.

Repository health signals

Activity, community, and responsiveness at scan time

Activity

  • —
    Commits (30d / 90d)
  • 64
    Forks
  • 48
    Releaseslatest 1y ago

Community

  • —
    Community health
  • —
    authors own >50% of commits
  • 3,900
    Watchers

Responsiveness

  • 2h
    Median issue response
  • <1h
    Median PR merge time
  • 13
    Open issues
Repository files32 root entries
  • .circleci
  • .devcontainer
    Good: Environment pinned via .devcontainer/Dockerfile.
  • .github
    Good: Code of conduct present.
    Good: CI is configured (.github/workflows/build.yaml).
    Good: Issue or PR templates present.
  • build
  • cmd
    Good: Test files detected (cmd/root_test.go).
  • docs
  • examples
  • internal
  • pkg
  • scripts
  • test
  • tools
  • .all-contributorsrc
  • .codacy.yml
  • .editorconfig
    Good: Formatting enforced (.editorconfig).
  • .gitattributes
  • .gitignore
    Good: .gitignore present.
  • CHANGELOG.md
  • cliff.toml
  • code_of_conduct.md
  • codecov.yaml
  • CONTRIBUTING.md
    Good: Contributing guide is detailed and thorough.
    Good: Contributing guide includes setup/install instructions.
    Good: Contributing guide describes code style expectations.
    Good: Contributing guide explains how to run tests.
    Good: Contributing guide describes the PR/review workflow.
    Good: Contributing guide includes code examples.
  • go.mod
    Good: Dependency manifest found (go.mod).
  • go.sum
    Good: Lockfile present (go.sum). Installs are reproducible.
  • gopher-watchtower.png
  • LICENSE.md
    Good: Licensed under Apache-2.0.
  • logo.png
  • main.go
  • Makefile
  • 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.
    Good: README documents how to run the project.
  • SECURITY.md
    Good: Security policy present.
  • watchtower-sq180.png