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What are the main features and advantages of Stellar Converter for EDB?
EDB Conversion – Converts offline or hosted EDB into PST.
Mailbox Export – Exports mailboxes to live server or cloud.
Public Folders – Transfers mailbox data into shared folder environments.
Preview Access – Lets you review mailbox items before saving.
Deleted Recovery – Retrieves deleted mailboxes from database files.
Workflow Excellence – Supports stable long-term mailbox migration and admin efficiency.
Download: Stellar Converter for EDB
EDB to PST – Converts offline or live Exchange databases to Outlook PST.
Direct Export – Sends mailboxes to live Exchange or Microsoft 365.
Public Folders – Exports archive mailboxes and public folder data.
Multiple Formats – Saves to PST, MSG, EML, RTF, HTML, PDF.
Performance Metric – Parallel processing converts up to 8 mailboxes simultaneously.
Important – Corrupt EDB repair requires the Toolkit edition.
Stellar Converter for EDB is a Windows utility that extracts mailboxes from offline or live Exchange database files and converts them to Outlook PST and other formats. It can also export mailboxes, archives, and public folders directly to a live Exchange Server or Microsoft 365 without dismounting the database.
No Size Limit – Handles EDB files of any size.
Recover Old Data – Opens orphaned EDB files without Exchange Server.
No Downtime – Converts live databases without dismounting or disruption.
Selective Export – Filters by date, sender, and folder type.
PowerShell Alternative – Works when New-MailboxExportRequest cmdlets fail.
Incremental Migration – Transfers only new items, avoiding duplicates.
It converts Microsoft Exchange database (EDB) files into Outlook PST files and exports mailboxes directly to a live Exchange Server or Microsoft 365. The tool reads both offline databases from decommissioned servers and live, mounted databases, so you can recover mail when the New-MailboxExportRequest cmdlet or the Exchange Admin Center fails. Besides PST, it saves data to MSG, EML, RTF, HTML, and PDF, and exports contacts to CSV. This makes it a practical fix when an old EDB sits on a server that no longer mounts and you still need one user's mail extracted.
It supports Exchange Server Subscription Edition (SE), 2019, 2016, 2013, 2010, 2007, 2003, 2000, and 5.5, and runs on 64-bit Windows 11/10/8.1/8 and Windows Server 2022/2019/2016/2012. Converted data can be saved as PST, MSG, EML, RTF, HTML, or PDF, or exported straight to live Exchange or Microsoft 365. When a resulting PST would exceed 45 GB, the software automatically splits it into smaller parts so the file stays usable in Outlook. This wide version coverage is the main reason admins use it to pull mail from legacy databases that current Exchange tools no longer read.
Yes. The software connects to a mounted, hosted, or live Exchange database and exports mailboxes without dismounting it or interrupting email services. For this online mode you must connect to the Domain Controller as an Exchange administrator; without those rights, only offline EDB conversion is possible. It processes up to 8 mailboxes in parallel and lets you set a priority order so critical mailboxes migrate first. Incremental migration moves only items not yet transferred, which prevents duplicate messages during repeated export runs.
The editions differ mainly in how many mailboxes you can save and whether repair tools are bundled. Corporate saves up to 50 mailboxes, Technician up to 500, and the Toolkit removes the mailbox cap entirely. The Toolkit is a 5-in-1 suite that adds Exchange database repair, OST to PST conversion, mailbox extraction from Exchange backups, and Exchange Server password reset. If your task is exporting a fixed number of mailboxes from a healthy EDB, Corporate or Technician is enough; choose the Toolkit when the database is corrupted or you need the extra recovery utilities.
| Feature | Corporate | Technician | Toolkit |
|---|---|---|---|
| Mailbox limit | 50 | 500 | Unlimited |
| EDB to PST conversion | ✓ | ✓ | ✓ |
| Export to Exchange / Microsoft 365 | ✓ | ✓ | ✓ |
| Repair corrupt EDB | ✕ | ✕ | ✓ |
| Convert OST to PST | ✕ | ✕ | ✓ |
| Extract from Exchange backup | ✕ | ✕ | ✓ |
| Reset Exchange password | ✕ | ✕ | ✓ |
Confirm three things: the platform, your access rights, and the state of the database. The software runs only on 64-bit Windows and Windows Server, with no macOS version, and Microsoft Outlook must be installed on the machine to save mailboxes to PST. Online conversion of a live database requires Exchange administrator rights on the Domain Controller, so without them you are limited to offline EDB files. The standalone Corporate and Technician editions convert healthy or accessible databases but do not repair a corrupted EDB; that repair function exists only in the Toolkit edition.
Yes. The software converts both PUB.edb (public folder) and PRIV.edb (private mailbox) databases into Outlook data files. This particular conversion is supported only in offline mode.
The demo scans an EDB file and previews an unlimited number of mailboxes and items, so you can confirm the data is readable before paying. Saving or exporting the converted mailboxes to PST, live Exchange, or Microsoft 365 requires an activated license.
Yes. It works in virtual environments including VMware vSphere and ESX/ESXi, VMware Workstation Pro, Microsoft Hyper-V, and Oracle VirtualBox. This lets you run conversions on a recovery VM without touching the production server.
Yes. In online mode the 'Connect to single mailbox' option exports just one mailbox rather than the full database. This helps when only one user's mail needs recovering, keeping the job fast and targeted.
| Operating Systems | Windows 11 and 10: Home / Pro / Education / Enterprise. Windows 8.1 and 8: Core / Pro / Enterprise. Windows Server 2022: Standard / Datacenter. Windows Server 2019 and 2016: Essentials / Standard / Datacenter. Windows Server 2012: Foundation / Essentials / Standard / Datacenter. |
| Processor | Intel compatible x64-based processor. |
| Memory RAM | 8 GB minimum. |
| Hard Disk | 250 MB free space. |
| Display | Standard display compatible with the respective operating system. |
| Note | Requires 64-bit Windows. Requires MS Office pre-installed before saving Exchange mailboxes to PST files. Online conversion requires Exchange administrator rights. |