Top 50 outlook open source projects

DavMail POP/IMAP/SMTP/Caldav/Carddav/LDAP Exchange and Office 365 Gateway - Synced with main subversion repository at

E-Mail Header Analyzer

Tokenizer for raw mails

Fast Advanced Spam Analysis Tool

Python library to read email from live, hotmail, outlook, office365 or any microsoft email service

🔑 Open source stealer written on C#, all logs will be sent to Telegram bot.

Freelook, an Electron-based client for Microsoft Outlook.

OrgMsg is a GNU/Emacs global minor mode mixing up Org mode and Message mode to compose and reply to emails in a Outlook HTML friendly style.

Xst Reader is an open source viewer for Microsoft Outlook’s .ost and .pst files, written entirely in C#. To download an executable of the current version, go to the releases tab.

Prospect is an Outlook mail desktop client powered by Electron

Converts email files (eml, msg) to pdf

Cross-platform tool to synchronize macros from an Office VBA-enabled file with a version-controlled folder

Android calendar library provides easy to use widget with events

This utility synchronizes Calendar entries between different calendar providers (Apps like Outlook,Services EWS/Google/Live).

Wavebox Classic has been updated to Wavebox 10. Learn more Wavebox.io

A .NET library to make MSG files without the need for Outlook

MsgViewer is email-viewer utility for .msg e-mail messages, implemented in pure Java. MsgViewer works on Windows/Linux/Mac Platforms. Also provides a java api to read mail messges (msg files) programmatically.

Sync your Outlook and Google calendars

OST2PST - converts Outlook OST files to PST format

💌 mailgo, a new concept of mailto and tel links

Automates completion and emailing of .xlsx time sheet.

Simple API, Complex Emails (JavaMail smtp wrapper)

Python client for Microsoft Exchange Web Services (EWS)

A simple python library to interact with Microsoft Graph and Office 365 API

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Sync Outlook with Google, SOGo, Nextcloud or any other CalDAV/CardDAV server

MFCMAPI

Office 365 & Microsoft Graph Library for Python

C# Outlook MSG file reader without the need for Outlook

Create vCards to import contacts into Outlook, iOS, Mac OS, and Android devices from your website or application.

Gnome Email Notifications

📅 Calendar link generator for popular services

This sample app is a .NET/Winform tool to test making REST calls for Outlook/Exchange data, using either the Microsoft Graph SDK (client libraries) or sending the calls directly to Exchange Online, similar to the Graph Explorer.

Write faster with templates and keyboard shortcuts.

🌈 A simple implementation example with and without email-templates using mailer module for nest js built on top of nodemailer.

📆 Allow you to add event to calendar easier

📅 Generates URLs and downloadable ICS files for adding events to popular calendar apps.

A convenient JavaScript snippet, which lets you create beautiful buttons, where people can add events to their calendars.

Microsoft Outlook VBA to move emails to the same folder as the rest of the email thread

7.5 ePaper Waveshare Outlook WeatherStation 墨水屏台历

PowerShell script to automate the creation of Outlook signatures using Active Directory attributes.

Makes writing Outlook conditionals in HTML emails easy.

This tool usable for recover Outlook passwords and it working with all versions. I tested with 2007, 2010, 2013 and 2016.

Emoji for Outlook and Thunderbird

🔎Search LinkedIn profile by email address📧

Outlook on the Desktop (OotD)

[MOVED] The sample implements an Outlook add-in that uses Office's SSO system to get access to Microsoft Graph APIs and adds buttons to the Outlook ribbon.

This Fiddler Extension is an Office 365 centric parser to efficiently troubleshoot Office 365 client application connectivity and functionality.

Das Fritz!Box Telefon-dingsbums ist ein Outlook-Addin, welches ein direktes Wählen der Kontakte aus Outlook ermöglicht. Zusätzlich bietet es nützliche Funktionen, wie einen Anrufmonitor oder eine Rückwärtssuche.

Groupware server backend for the grommunio Distribution, supporting MAPI/HTTP, RPC/HTTP, IMAP, POP3 protocols, PHP-MAPI bindings, and import from PST/OST/MSG/TNEF, EML/ICAL/VCF, KDB