Package Version Lookup Skill

Package Version Lookup

Query deps.dev to get the latest stable version of open source packages.

Usage

Use the Python script at scripts/deps-dev.py.

Get Latest Version

# npm package
python scripts/deps-dev.py package --system npm --package express

# Scoped npm package
python scripts/deps-dev.py package --system npm --package "@types/node"

# PyPI package
python scripts/deps-dev.py package --system pypi --package requests

# Go module
python scripts/deps-dev.py package --system go --package "github.com/gin-gonic/gin"

# Cargo crate
python scripts/deps-dev.py package --system cargo --package serde

# Show recent versions
python scripts/deps-dev.py package --system npm --package express --all-versions

Get Specific Version Details

python scripts/deps-dev.py version --system npm --package express --version 5.0.0

Supported Ecosystems

| Ecosystem | System ID | | --------- | --------- | | npm | npm | | PyPI | pypi | | Go | go | | Cargo | cargo | | Maven | maven | | NuGet | nuget | | RubyGems | rubygems |

Ecosystem Detection

Identify the ecosystem from project files:

package.json → npm
requirements.txt, pyproject.toml → pypi
go.mod → go
Cargo.toml → cargo
pom.xml, build.gradle → maven
*.csproj → nuget
Gemfile → rubygems

Rules

Use --format json for structured output when needed
The script handles URL encoding automatically
Use --all-versions to see recent version history

Agent Skills: Package Version Lookup

Install this agent skill to your local