Effortlessly View OST Files in PHP with GroupDocs.Viewer Cloud.

GroupDocs.Viewer Cloud is an intuitive document viewer solution designed specifically to meet the needs of PHP developers. With its seamless integration and easy-to-use API, developers can effortlessly incorporate powerful document viewing capabilities into their PHP applications. This cloud-based viewer offers exceptional reliability and performance, allowing users to view a wide range of file formats with ease.

For developers working with OST format files, GroupDocs.Viewer Cloud provides robust support for viewing and interacting with these files directly within their PHP applications. By leveraging the viewer’s advanced features, developers can enable users to seamlessly access and navigate through OST files, ensuring a smooth and efficient viewing experience. The platform’s flexibility and versatility make it an ideal choice for handling OST files in PHP environments.

With GroupDocs.Viewer Cloud, PHP developers can unlock the full potential of their applications when it comes to viewing documents in OST format. By tapping into the platform’s comprehensive set of tools and functionalities, developers can enrich their applications with dynamic document viewing capabilities, offering users a seamless and engaging viewing experience. With GroupDocs.Viewer Cloud, working with OST files in PHP has never been easier.


  • View OST Online via PHP or Free Online App
  • View OST Online via PHP or Free Online App
  • View OST Online via PHP or Free Online App
  • View OST Online via PHP or Free Online App
  • View OST Online via PHP or Free Online App
  • View OST Online via PHP or Free Online App
  • View OST Online via PHP or Free Online App

Effortlessly View OST Files in PHP with GroupDocs.Viewer Cloud.

View OST and other Popular Formats for Free

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How to view OST file online

  • Select the file by clicking the OST App or simply drag & drop a OST file.
  • Click the Open button to upload and view OST file.
  • That is all! You can view your OST document online.

Frequently Asked Questions

How can I use GroupDocs.Viewer Cloud on the PHP platform?

You can easily integrate GroupDocs.Viewer Cloud with PHP using the available SDKs.

What file formats does GroupDocs.Viewer Cloud support for viewing documents?

GroupDocs.Viewer Cloud supports various file formats including DOC, DOCX, XLS, XLSX, PPT, PPTX, PDF, and many more.

Is it possible to customize the appearance of the document viewer with GroupDocs.Viewer Cloud?

Yes, you can customize the appearance of the document viewer according to your needs using GroupDocs.Viewer Cloud.

How secure is GroupDocs.Viewer Cloud in terms of document viewing?

GroupDocs.Viewer Cloud provides secure document viewing capabilities with support for HTTPS and other security features.

Can GroupDocs.Viewer Cloud handle large documents efficiently?

Yes, GroupDocs.Viewer Cloud is designed to efficiently handle large documents for viewing purposes.

Does GroupDocs.Viewer Cloud support responsive document viewing on different devices?

Yes, GroupDocs.Viewer Cloud supports responsive document viewing to ensure a consistent experience across various devices.

Are there any limitations on the number of documents that can be viewed with GroupDocs.Viewer Cloud?

GroupDocs.Viewer Cloud offers flexible pricing plans with options to view a certain number of documents based on your requirements.

Does GroupDocs.Viewer Cloud provide document printing capabilities?

Yes, GroupDocs.Viewer Cloud offers document printing capabilities to print viewed documents directly from the viewer.

Is it possible to integrate GroupDocs.Viewer Cloud with other third-party services or applications?

Yes, you can easily integrate GroupDocs.Viewer Cloud with other third-party services or applications for expanded functionality.

How can I get started with GroupDocs.Viewer Cloud and begin viewing documents on OST format?

To start viewing documents on OST format using GroupDocs.Viewer Cloud, you can follow the documentation and SDKs to integrate the service with your application.

OST Viewer REST API

OST REST APIs are secured and require authentication

View OST as PDF

Get OST document information like page & attachment count as well as properties

View OST as Images like BMP, PNG, JPEG & TIFF

View OST and hundreds of other formats from CAD, Word, PowerPoint, Excel, Email & eBook

Rotate, reorder & watermark OST pages

View OST with its attachments

View OST as HTML5

File Format Support

GroupDocs.Viewer Cloud supports a wide range of file formats including PDF, Microsoft Office (Word, Excel, PowerPoint), OpenDocument formats, image files, AutoCAD, and more.

File Viewer

View and render documents in various formats directly from the cloud without needing to download or install any software on your local machine.

Page Navigation

Easily navigate through multi-page documents, view specific pages, and jump to a particular page within a document.

Zooming and Scaling

Zoom in or out of documents to view content clearly, scale documents to fit the screen, and customize the view according to your preference.

Document Rendering

Render documents accurately with support for different document elements such as text, images, tables, graphics, and more, maintaining the original layout and formatting.

Watermarking Protection

Apply watermarks to documents for protection and security, ensuring that sensitive information is not misused or distributed without authorization.

Redaction Features

Efficiently redact sensitive or confidential information from documents to protect data privacy compliance and secure document sharing.

Annotation Support

Add annotations, comments, highlights, and notes to documents, facilitating collaboration, feedback exchange, and document review processes.

Search Functionality

Search for specific keywords, phrases, or content within documents to quickly find relevant information and navigate through lengthy documents.

Responsive Design

Enjoy a responsive user interface that adapts to different screen sizes and devices, providing a seamless viewing experience on desktops, tablets, and mobile devices.

Support and Learning Resources

View OST using SDKs in other popular languages

  English