Rebex Graph

.NET client library for Microsoft Graph API (Exchange Online).

Published by Rebex
Distributed by ComponentSource since 2003

Prices from: US$ 293.02 Version: 7.0.9561 NEW Updated: Mar 5, 2026

Screenshot of Rebex Graph

About Rebex Graph

.NET client library for Microsoft Graph API (Exchange Online).

Rebex Graph is a .NET library for accessing Microsoft 365 (Exchange Online) using Microsoft Graph API. It makes it possible to send, receive, list and search e-mail messages. Supports TLS 1.3/1.2 and S/MIME.

Rebex Graph Features

  • Easy-to-use API - Connect, log in, search for new messages, download messages, disconnect. Send email with attachments. It's easy to start developing with this library. Simple code for common use cases.
  • MIME and S/MIME API - API for MIME and S/MIME messages is included. It supports signing and signature validation. Based on X.509 certificates and Cryptographic Message Syntax (PKCS #7).
  •  A typical Graph session goes through the following steps:
    • Connect to Exchange Online (Microsoft 365) server.
    • Authenticate using an OAuth access token.
    • Find e-mail messages, download e-mails, send e-mails, or more.
    • Disconnect.