# POLARIS > POLARIS specializes and operates language models and builds applications suited to a language, domain and business environment. POLARIS leads projects and works with Orion on infrastructure and operations. Serbia is the default environment for customer-specific computation; other environments require explicit approval. English is the default language. Serbian content uses Latin script. The claims and qualifications on the linked pages govern over this summary. ## Main - [English site](https://polaris-ml.com/en/): POLARIS services, operating model, sovereignty approach, company information and contact form. - [Serbian site](https://polaris-ml.com/sr/): Serbian version of the POLARIS website. ## Methodology and terminology - [English methodology and glossary](https://polaris-ml.com/en/glossary/): Model-specialization methodology and definitions for materials, models, training, evaluation, infrastructure and artifacts. - [Serbian methodology and glossary](https://polaris-ml.com/sr/pojmovnik/): Serbian version of the methodology and glossary. ## Policies - [English privacy notice](https://polaris-ml.com/en/privacy/): How Polaris doo handles inquiries, website data and privacy choices. - [Serbian privacy notice](https://polaris-ml.com/sr/privacy/): Serbian version of the privacy notice.