M365 Timeslot-Finder for Outlook

Extension Workflow & Planning4 users

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Overview

Find free time slots in Microsoft 365 Outlook and share them as copyable text.

M365 Timeslot-Finder for Outlook Stop scrolling through calendars: this extension automatically finds free time slots for all required attendees in your Microsoft 365 Outlook calendar and delivers a ready-to-copy meeting proposal in seconds. How it works Enter a search period, a meeting duration, and the attendees you need. The extension queries the Microsoft Graph API to find windows where everyone is available and displays them in a clear list. Copy a single slot or all suggestions at once – already formatted for email or chat. Features • Automatic free-slot search across multiple attendees' calendars • Attendee search by name or email address (from your organisation's directory) • Flexible search period and selectable meeting duration (15 min to 8 hours) • One-click copy per slot or copy all at once • Fully customisable output template with named placeholders (e.g. {{date}}, {{starttime}}) • Modern Microsoft Fluent Design UI with dark mode support • Available in English and German Privacy & Security • No calendar data is stored locally • OAuth 2.0 with PKCE – no passwords stored, tokens kept in memory only • Minimal, clearly justified permissions (Calendars.Read, User.ReadBasic.All) • You supply your own Azure AD Client ID – no third-party infrastructure involved Requirements • Microsoft 365 account (work or school) • Your own Azure AD app registration with the required delegated permissions (setup guide in the README) This extension is built for IT-savvy users and teams who want to speed up meeting coordination directly from their browser.

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Details

Version
1.0.0
Updated
June 20, 2026
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Offered by
Hope-IT-Works
Size
38.05KiB
Languages
2 languages
Developer
Email
contact@hope-it-works.de
Non-trader
This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

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Not being sold to third parties, outside of the approved use cases
Not being used or transferred for purposes that are unrelated to the item's core functionality
Not being used or transferred to determine creditworthiness or for lending purposes

Support

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