virtualenv
virtualenv: A focused, open-source tool for repeatable Python environment creation. Ranked #15 of 27 in Python Package Managers by our editors (7.4/10); pricing: Free plan; best for creating isolated Python environments.
At a glance
- Editor score7.4 / 10
- PricingFree plan
- Best forCreating isolated Python environments
- Free planYes
- Paid fromFree
- Facts checked20 Sep 2026
Where it wins
- Targets different Python interpreters across Linux, macOS, and Windows
- Seeds environments with pip and setuptools, then installs packages
- Supports shell activation, CI pipelines, automation, and custom extensions
Where it doesn't
- Does not provide dependency resolution
- Does not provide package publishing workflows
- Does not provide lockfile management or dependency groups
Our verdict on virtualenv
virtualenv is an open-source command-line tool for Python developers who need isolated environments without changing the system Python installation. It creates separate environments, discovers and targets different Python interpreters, and supports Linux, macOS, and Windows. The tool also fits automation workflows and CI pipelines, where projects need distinct environments that can be recreated from requirements files. Its scope is clear: environment creation and package installation rather than a complete package publishing or dependency-management platform.
The workflow covers the core tasks expected from an environment manager. virtualenv can create environments using pip, pipx, uv, or a standalone zipapp, then seed them with pip and setuptools. Shell-specific activation scripts help developers enter an environment interactively, while scripts and CI pipelines can use environments directly. Custom creators, seeders, and activators extend the tool for workflows that need behavior beyond its standard environment setup. These capabilities make it suitable for teams managing multiple interpreters or separating project dependencies across local and automated workflows.
The main trade-off is its focused scope. virtualenv does not provide dependency resolution, lockfile management, dependency groups, package publishing, or private-registry functionality. Teams looking for those capabilities should choose a broader package-management workflow instead. Developers who primarily need isolated, cross-platform Python environments, interpreter selection, package installation, and automation support should find the feature set aligned with that goal. Its open-source model and platform coverage also suit projects that want a command-line environment tool without a paid tier.
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virtualenv pricing
virtualenv fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Lockfile support | Not verified |
| Environment management | Yes |
| Package publishing | Not verified |
| Private registry | Not verified |
| Dependency groups | Not verified |
| Supported platforms | Cross-platform |
| Deployment | Self-hosted |
| Platforms | Linux, macOS, Windows |
| Support | Docs |
| Built for | Solo, Small business, Mid-market, Enterprise (editorial estimate) |
| Pricing | Free plan |
| Website | virtualenv.pypa.io |
| Facts checked | 20 Sep 2026 |
Alternatives to virtualenv
- uvAn open-source toolkit for managing modern Python projects from dependencies to publishing.9.3
- PoetryA focused open-source workflow for resolving, isolating, building, and publishing Python projects.9.1
- PDMA standards-focused manager for reproducible environments, workspaces, and private indexes.9.0
See all virtualenv alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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