Email archiving application
Archives mail with full-text search, retention rules, legal hold and audit, self-hosted.
- Language
- PHP
- Licence
- Other
- Stars
- 353
- Latest
- piler-1.4.9
- Last push
- 2026-10-07
alternatives to
MailStore
Commercial email archiving software that copies mail from servers and mailboxes into a searchable archive with retention rules. A closed product from MailStore.
piler and Open Archiver. 2 alternatives to MailStore, in PHP, TypeScript. Compare fit, licence, stars and the latest signed release.
Side by side
| Tool | Fit | Stars | Licence | Terms | Self-hosted | Language | Latest | Last push |
|---|---|---|---|---|---|---|---|---|
| piler | Full replacement | 353 | Other | Open source | Yes | PHP | piler-1.4.9 | 2026-10-07 |
| Open Archiver | Partial | 2.4k | AGPL-3.0 | Open source | Yes | TypeScript | v0.6.0 | 2026-10-16 |
Every alternative
2 alternatives
An open-source platform for legally compliant email archiving.
Archives mail from IMAP, Google Workspace and Microsoft 365 into a searchable store, self-hosted.
- Language
- TypeScript
- Licence
- AGPL-3.0
- Stars
- 2.4k
- Latest
- v0.6.0
- Last push
- 2026-10-16
Head to head
About MailStore
- Vendor
- MailStore