36 ecosystems

A manifest, the lockfiles that pin it, and the registry it resolves against. This is what tells a walker that a directory is a project rather than a folder of files.

ecosystem	languages	manifest	lockfiles	registry
Bazel	—	`WORKSPACE`	—	Bazel modules
Bun	JavaScript	`package.json`	`bun.lock` `bun.lockb`	Node NPM packages
Bundler	Ruby	`Gemfile`	—	RubyGems
Cargo	Rust	`Cargo.toml`	`Cargo.lock`	Cargo
Clojure CLI	Clojure	`deps.edn`	—	Maven
CocoaPods	Objective-C, Swift	`Podfile`	`Podfile.lock`	CocoaPods
Composer	PHP	`composer.json`	`composer.lock`	Composer
Conan	C, C++	`conanfile.txt`	`conan.lock`	Conan C/C++ packages
conda	Python	`environment.yml`	—	Conda
CPAN	Perl	`cpanfile`	`cpanfile.snapshot`	CPAN
CRAN	R	`DESCRIPTION`	—	CRAN
Deno	TypeScript, JavaScript	`deno.json`	`deno.lock`	—
DUB	D	`dub.json`	`dub.selections.json`	—
Elm packages	Elm	`elm.json`	—	—
Go modules	Go	`go.mod`	—	Go package
Gradle	Java, Kotlin	`build.gradle`	`gradle.lockfile`	Maven
Hex	Elixir	`mix.exs`	—	Hex
Julia Pkg	Julia	`Project.toml`	`Manifest.toml`	Julia Package
Leiningen	Clojure	`project.clj`	—	Maven
Maven	Java	`pom.xml`	—	Maven
npm	JavaScript	`package.json`	`package-lock.json` `npm-shrinkwrap.json`	Node NPM packages
NuGet	C#, F#, Visual Basic .NET	`packages.config`	—	NuGet
pip	Python	`requirements.txt`	—	PyPI
Pipenv	Python	`Pipfile`	`Pipfile.lock`	PyPI
pnpm	JavaScript	`package.json`	`pnpm-lock.yaml`	Node NPM packages
Poetry	Python	`pyproject.toml`	`poetry.lock`	PyPI
Pub	Dart	`pubspec.yaml`	—	Pub
Rebar3	Erlang	`rebar.config`	`rebar.lock`	Hex
sbt	Scala	`build.sbt`	—	Maven
Shards	Crystal	`shard.yml`	`shard.lock`	—
Stack	Haskell	`stack.yaml`	`stack.yaml.lock`	Haskell package
Swift Package Manager	Swift	`Package.swift`	—	Swift packages
uv	Python	`pyproject.toml`	`uv.lock`	PyPI
vcpkg	C, C++	`vcpkg.json`	—	Vcpkg C/C++ packages
Yarn	JavaScript	`package.json`	`yarn.lock`	Node NPM packages
Zig build system	Zig	`build.zig.zon`	—	—