PDM

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Freedom report

Two barsScore 6.9

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely3 of 6 device platforms
DocumentedPlans, terms and facts published

PDM is ranked #17 of 93 in package managers on Freedom251. It runs on Linux, macOS, Windows.

Compared on package managers

Free plan: Yes
Package formats: wheel, sdist
Supported platforms: Windows, Linux, macOS, Python 3.10+
Dependency resolution: Yes
Lockfile support: Yes
Workspace support: Yes
Private registry auth: Yes
Offline installation: Yes

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The record

Product: PDM is a Python package and dependency manager that supports current PEP standards.
Build backend: PDM includes a PEP 517 build backend.
Project metadata: PDM supports PEP 621 project metadata.
Plugins: PDM has a flexible plug-in system.
Python installation: PDM can install Python interpreters from python-build-standalone.
Dependency locking: PDM synchronizes dependencies using a locked resolution, normally stored in pdm.lock, which records package versions, artifact hashes, dependencies and markers.
Lock formats: PDM supports its native pdm lock format and experimental PEP 751 pylock format.
Package sources: PDM supports dependencies from local paths, direct web URLs, and version control repositories including Git, Mercurial, Subversion and Bazaar.
Project setup: PDM can create a new project or initialize an existing one with a pyproject.toml file.
Environment options: PDM can use a virtual environment or install project dependencies into a __pypackages__ directory.
Migration: PDM's import command supports Pipenv, Poetry, Flit, requirements.txt and setuptools setup.py project inputs.
Supported operating systems: PDM works on Windows, Linux and macOS and offers installer scripts for those platforms.
Runtime requirement: The recommended installation documentation says PDM requires Python 3.10 or higher; its Python-script installation section says Python 3.9 or higher.
Purpose: PDM is a Python package and dependency manager that supports current PEP standards.

Where it ranks on Freedom251

Best Package Managers in 2026#17 of 93
Best Python Package Managers in 2026#11 of 27

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Sources

pdm-project.org/en/latest/· checked 2 Oct 2026
pdm-project.org/en/latest/usage/project/· checked 2 Oct 2026
pdm-project.org/en/latest/usage/lockfile/· checked 2 Oct 2026
pdm-project.org/en/latest/usage/dependency/· checked 2 Oct 2026
pdm-project.org/latest/usage/config/· checked 3 Oct 2026
pdm-project.org/latest/usage/publish/· checked 3 Oct 2026