cURL is a free client-side URL transfer library that allows you to handle HTTP requests and responses in dealing with the GroupDocs.Signature Cloud REST API. The API allows you to create, verify and search different type of signature objects in a number of document formats. It provides a wide variety of signature options like putting signatures on a document, verify document and search signatures in it. The API supports HTTP requests and get responses in form of JSON or XML data. Hence, any language or platform which supports the HTTP requests and responses is capable of running the API.
An overview of the features supported by GroupDocs.Signature Cloud.
GroupDocs.Signature Cloud supports electronically signing a number of document formats.
Supported Operating Systems and Frameworks
Provide the list of supported document formats
Retrieve document pages information
Retrieve document properties
Verify Text and Digital signatures
Verify Barcode and QR-Code signatures
It is easy to get started with GroupDocs.Signature Cloud as there is nothing to install. Simply create an account at GroupDocs Cloud and get your application information. Once you have the App SID & key, you are ready to give theGroupDocs.Signature Cloud REST API a try with any language - on any platform. Our e-Signing API for cloud allows you to e-sign a variety of documents with well-structured API calls.
The API has flexible methods to add supported signatures to a number of supported document formats. For instance, the API provides methods to create Text Signature in Document Pages with different options of Text, location, alignment, font, margins, appearances and others in cURL command. Below mentioned is the simple example that shows how to retrieve supported file formats list using the cURL command.
curl -X GET "https://api.groupdocs.cloud/v2.0/signature/formats" -H "accept: application/json" -H "authorization: Bearer xxxxxx"
Our RESTful electronic signature API is easy to understand, clearly documented and comes with SDKs and live examples for all major languages. For developers who prefer on-premises deployment, we also offer downloadable APIs for .NET, Java, PHP and many other platforms.
GroupDocs.Signature allows end users to sign documents literally in all common business formats, including PDF, Microsoft Word, Excel, PowerPoint, Rich Text format etc.
Being a RESTful API, GroupDocs.Signature Cloud can be used with any language or platform which supports HTTP requests and responses. You can also use GroupDocs.Signature Cloud with many third party storage providers including Amazon S3, Google Cloud, Google Drive and DropBox.