cotainr
cotainr - a user space Apptainer/Singularity container builder.
cotainr makes it easy to build Singularity/Apptainer containers for certain use cases.
cotainr build --base-image docker://ubuntu:24.04 --conda-env <YOUR_CONDA_ENV.yml>
Installation
The recommended way to install cotainr is using pip:
pip install cotainr
Alternatively, you may also simply download, unpack, and run cotainr directly from the bin/ directory, which is possible since cotainr has no external dependencies other than Python and Singularity/Apptainer.
If you are using EasyBuild for managing your software stack, you may use the cotainr-easyconfig.eb EasyConfig as a starting point for installing cotainr via EasyBuild.
Documentation
The documentation is hosted on Read the Docs.
Licensing Information
cotainr is licensed under the European Union Public License (EUPL) 1.2. See the LICENSE file for details.
Your use of cotainr is subject to the terms of the applicable component licenses as listed below. By using cotainr, you agree to fully comply with the terms of these component licenses. If you do not accept these license terms, do not use cotainr.
| Component | License | URL | Cotainr use |
|---|---|---|---|
| Miniforge | BSD 3-clause | Miniforge License | Miniforge is used to bootstrap conda environments when running cotainr build --conda-env... |
4 maintainers
Metadata
4 maintainers
Release files for cotainr 2025.7.1
For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.
Source distribution (sdist)
| File | Size | Uploaded | |
|---|---|---|---|
| cotainr-2025.7.1.tar.gz | 96.0 kB | Details |
Built distribution (wheel)
| File | Interpreter | ABI | Platform | Reset |
|---|---|---|---|---|
| cotainr-2025.7.1-py3-none-any.whl | Python 3 | none | any | Details |
Total release size: 130.8 kB
Release files / cotainr-2025.7.1.tar.gz
| Download URL | cotainr-2025.7.1.tar.gz |
|---|---|
| Size | 96.0 kB |
| Tags | Source |
|
SHA-256 checksum How to use checksums |
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BLAKE2b-256 checksum How to use checksums |
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|
| Upload date | |
|
Uploaded using Trusted Publishing? What is trusted publishing? |
Yes |
| Uploaded via |
uv/0.7.19
|
Release files / cotainr-2025.7.1-py3-none-any.whl
| Download URL | cotainr-2025.7.1-py3-none-any.whl |
|---|---|
| Size | 34.8 kB |
| Tags | Python 3 |
|
SHA-256 checksum How to use checksums |
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|
|
BLAKE2b-256 checksum How to use checksums |
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|
| Upload date | |
|
Uploaded using Trusted Publishing? What is trusted publishing? |
Yes |
| Uploaded via |
uv/0.7.19
|
