Keep a complete copy of your Teams conversations.

One click exports any Microsoft Teams chat or channel — messages, images, files and reactions — to clean, self-contained files. No admin rights, and nothing ever leaves your browser.

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4 export formats20 languages0 trackersWorks behind MCAS & corporate proxies
Teams Message Extractor - Chat Export
Everything happens in your browser. Your messages and files are processed locally on your device and are never sent to us or to any third party server. See the privacy policy for details.

Export Microsoft Teams chat messages, files, images and emoji reactions to CSV or HTML. Scrolls the full chat history automatically for a complete backup and archive, with attachments bundled as a single ZIP.

Teams Message Extractor automatically scrolls through your full conversation history, from the very first message to the latest, and exports everything to a clean, structured CSV file or a self-contained HTML transcript. File attachments download as one ZIP archive instead of dozens of save prompts. Works with direct messages, group chats, and channels across all three Teams domains (teams.microsoft.com, teams.live.com, teams.cloud.microsoft).

What's new in 2.9.0

  • New

    channel (Posts) extraction. Threaded channel conversations export with every nested reply, subject line and thread structure included.

  • New Markdown export, ideal for pasting into notes, wikis or AI tools.

  • CSV export now opens correctly in Excel. Accented and international characters (é, ã, ü, ç) are no longer garbled.

  • Pasted images and screenshots are now captured reliably, including on the new teams.cloud.microsoft layout where many were previously missed.

  • Screenshots are embedded directly in the HTML transcript, so images appear in the export itself rather than as links.

  • Attachments save as the exact original file at original quality, with no recompression.

What gets captured

  • Sender names & timestamps

  • Full message content

  • Emoji reactions (per message, with counts)

  • File attachments, images, and their URLs

  • Complete conversation threads

How it works

  1. Open any Teams conversation in your browser
  2. Click the extension icon
  3. The extension auto-scrolls to the very beginning of the chat, capturing every message
  4. Download as CSV, HTML, or a single bundled ZIP

Perfect for

  • Archiving important conversations before they're lost

  • Compliance and audit requirements

  • Searching through old chat history offline

  • Backing up project discussions and decisions

  • Migrating data or creating records

  • HR and legal documentation needs

Key features

  • Automatic scrolling captures your entire chat history, no manual scrolling needed

  • Works everywhere in Teams

    direct messages, group chats, channels, and all three Teams domains

  • Multiple export formats

    CSV for spreadsheets, HTML for a formatted transcript with reactions and clickable attachment links

  • Streaming ZIP downloads bundle every attachment into one archive, with ZIP64 support for archives larger than 4 GB and DEFLATE compression for text files

  • Emoji reactions are captured per message and shown in both CSV and HTML

  • Downloads carry on by themselves

    close the popup and the ZIP keeps streaming to disk in the background

  • Private by design

    all processing happens locally in your browser and no data is sent to external servers

  • Available in 20 languages with right-to-left support for Arabic and Urdu

  • Lightweight and fast

Disclaimer

This tool is provided "as is" without warranty of any kind, express or implied. I make no representations about the accuracy, reliability, completeness, or suitability of this software for any purpose. By using this tool, you acknowledge that you are solely responsible for compliance with your organisation's IT policies and any applicable data protection regulations (GDPR, etc.). You should obtain necessary permissions before extracting workplace communications. The extracted data may contain sensitive or confidential information that must be handled appropriately. I accept no liability for any damages, data loss, privacy breaches, or other consequences arising from the use of this tool. This is an unofficial utility not affiliated with or endorsed by Microsoft.

The right format for every job

CSVSpreadsheets, BI tools, compliance registers
HTMLA browseable transcript with images embedded at original quality
MarkdownNotes apps, wikis, and pasting into AI tools
ZIPEvery attachment in one archive, original files untouched

Download a sample export

A short fictional conversation, produced with the extension's real formatters — so you can inspect exactly what you'll get before installing.

CSV HTML Markdown

Common questions

Do I need admin rights or IT approval?

No. It runs entirely in your own browser against the Teams page you already have open, using your existing sign-in. There is nothing to install server-side and no tenant configuration.

Does my data leave my computer?

Never. Extraction, formatting and file generation all happen locally in your browser. There are no third-party servers, no analytics and no trackers in the extension.

Does it export channel posts and threads, not just chats?

Yes. It walks a channel's Posts feed thread by thread and captures every nested reply, even in threads with thousands of replies — including the subject line and thread structure.

Does it work behind my company's security proxy?

Yes. Proxied Teams domains such as Microsoft Defender for Cloud Apps (MCAS) are supported, and any other hostname-rewriting proxy works via a one-click fallback.

What does it cost?

It is free today. A paid Pro tier for power features is planned; existing users keep everything they have and get an early supporter discount — see the Paid Model FAQ.

See it in action

Teams Message Extractor - Chat Export

Support

Questions, bug reports, or feature requests: adamltoms@gmail.com

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