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Popular and well-maintained. A little polish away from elite status.
A high-performance observability data pipeline.
Rust22,034 starsMPL-2.0updated 4d ago
DocumentationREADME, setup, examples, license
EngineeringTests, CI, linting, lockfiles
Project healthDescription, activity, stars, deps
What to fix first
The highest-impact improvements for this repo.
- 1CI/CDEngineeringWarning
Add a step like `run: npm test`, `run: pytest`, or `run: tox` to your workflow file.
- 2CI/CDEngineeringInfo
Add a lint step (e.g. `npm run lint`, `ruff check .`, `cargo clippy`) to catch style issues automatically.
- 3CI/CDEngineeringInfo
Add `tsc --noEmit`, `mypy`, or `cargo check` to catch type errors before they merge.
Detailed breakdown
Documentation
80- README85
- README is present.
- README is well structured with multiple sections.
- README includes screenshots or visuals. Great for first impressions.
- README has no code examples (−15 pts).Show a quick-start snippet so contributors can see what using your project looks like.
- README links to a live demo or deployed app.
- README includes status badges.
- Install and run instructions55
- README documents how to install the project.
- No run or usage instructions found (−45 pts).Add a section showing how to start or use the project.
- .env.example is present. Contributors can see exactly which env vars to set.
- License100
- Licensed under MPL-2.0.
- Contributing guide91
- Contributing guide is detailed and thorough.
- Contributing guide lacks a setup section (−12 pts).Show new contributors how to get a local dev environment running.
- 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
80- Tests90
- Test files detected (lib/codecs/tests).
- Cargo.toml has dev-dependencies and test files are present.
- CI/CD57
Not applicable?
- CI is configured (.github/workflows/build_preview_sites.yml).
- The CI workflow does not appear to run any tests (−28 pts).Add a step like `run: npm test`, `run: pytest`, or `run: tox` to your workflow file.
- CI runs on pull requests, not just on pushes to main.
- CI does not appear to run a linter (−15 pts).Add a lint step (e.g. `npm run lint`, `ruff check .`, `cargo clippy`) to catch style issues automatically.
- Optional: add type checking to CI.Add `tsc --noEmit`, `mypy`, or `cargo check` to catch type errors before they merge.
- Optional: report test coverage in CI.Upload coverage to Codecov, Coveralls, or report it with `--coverage` flags.
- Linting and formatting60
- Linter or formatter configured (.editorconfig).
- Reproducibility100
- Lockfile present (Cargo.lock). Installs are reproducible.
- Environment pinned via distribution/docker/alpine/Dockerfile.
- Dependabot covers 8 ecosystems (cargo, docker, docker, docker, docker, github-actions, npm, npm). Dependencies stay current.
- Cargo.toml does not specify edition 2021.Add `edition = "2021"` to [package] in Cargo.toml for the latest Rust language features.
- Issue and PR templates100
- Issue or PR templates present.
- Security policy present.
Project health
90- Dependency manifest80
- Dependency manifest found (Cargo.toml).
- Cargo.toml includes a description for crates.io.
- Cargo.toml declares a license.
- Cargo.toml is missing a repository field (−10 pts).Add `repository = "https://github.com/owner/repo"` to [package].
- Repository metadata85
- Repository has a description.
- Primary language detected: Rust.
- Activity100
- Actively maintained (pushed within the last month).
- 22,034 stars.
- Housekeeping100
- .gitignore present.
Repository files58 root entries
- .cargo
- .claude
- .config
- .githubGood: Contributing guide is detailed and thorough.Info: Contributing guide lacks a setup section (−12 pts).Fix: Show new contributors how to get a local dev environment running.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.Good: CI is configured (.github/workflows/build_preview_sites.yml).Good: Dependabot covers 8 ecosystems (cargo, docker, docker, docker, docker, github-actions, npm, npm). Dependencies stay current.Good: Issue or PR templates present.
- benches
- changelog.d
- config
- distributionGood: Environment pinned via distribution/docker/alpine/Dockerfile.
- docs
- libGood: Test files detected (lib/codecs/tests).
- licenses
- proto
- regression
- rfcs
- rust-doc
- scripts
- src
- testing
- tests
- tilt
- vdev
- website
- .dockerignore
- .editorconfigGood: Linter or formatter configured (.editorconfig).
- .gitattributes
- .gitignoreGood: .gitignore present.
- .markdownlint.jsonc
- .prettierignore
- .prettierrc.json
- .rustfmt.toml
- .typos.toml
- AGENTS.md
- AI_POLICY.md
- buf.yaml
- build.rs
- Cargo.lockGood: Lockfile present (Cargo.lock). Installs are reproducible.
- Cargo.tomlGood: Dependency manifest found (Cargo.toml).
- CHANGELOG.md
- CLAUDE.md
- clippy.toml
- CODE_OF_CONDUCT.mdGood: Code of conduct present.
- CONTRIBUTING.md
- Cross.toml
- deny.toml
- LICENSEGood: Licensed under MPL-2.0.
- LICENSE-3rdparty.csv
- license-tool.toml
- Makefile
- Makefile.packaging
- NOTICE
- PRIVACY.md
- README.mdGood: README is present.Good: README is well structured with multiple sections.Good: README includes screenshots or visuals. Great for first impressions.Info: README has no code examples (−15 pts).Fix: Show a quick-start snippet so contributors can see what using your project looks like.Good: README links to a live demo or deployed app.Good: README includes status badges.Good: README documents how to install the project.Warning: No run or usage instructions found (−45 pts).Fix: Add a section showing how to start or use the project.
- RELEASES.md
- rust-toolchain.toml
- SECURITY.mdGood: Security policy present.
- STYLE.md
- Tiltfile
- VERSIONING.md