Calamari OCR

Linux · Self-hosted · API

Freedom report

One barScore 5.4

Calamari OCR is ranked #9 of 27 in OCR API software on Freedom251. It runs on API, Linux, Self-hosted.

Compared on OCR API software

Purpose: Calamari is a Python 3 OCR engine based on OCRopy and Kraken.
Line recognition: The project describes Calamari as a line based text recognition engine.
Command line: Calamari is designed to be used from the command line.
Customization: The engine is modular and can be integrated and customized from Python scripts.
Training: Its documentation includes commands for training, resuming training, and cross fold training models.
Pretrained models: The project links to repositories of pretrained and experimental models.
Data formats: The documentation lists plain files, PageXML, Abbyy, and HDF5 dataset formats.
PageXML workflow: For PageXML training, the documentation instructs users to provide page images with corresponding XML files.
Installation: The maker provides pip installation instructions and a source installation path, with Conda as an alternative environment setup.
License: The repository is published under the GNU General Public License version 3.
Audience: PyPI classifies the package for developers, education, and science or research, and labels it OS independent.
Notable limitation: The command line documentation states that currently only OCR on lines is supported.
Support: The project links users to its documentation for further installation and usage instructions.

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