PEC and REM envelopes
Reads the inner postacert.eml and shows accettazione, avvenuta consegna, and ETSI evidence (SubmissionAcceptance, Delivery, Retrieval). PEC avvenuta consegna is deposit in the certified mailbox.
Products
MaksIT.Postclient
A desktop mail client for PEC, REM, and IMAP.
Unwraps PEC/REM envelopes, shows the operator’s delivery evidence, and keeps original .eml files plus a searchable SQLite archive. It connects to mailboxes you already have — Gmail, Microsoft 365, Italian PEC gestori, and generic IMAP/SMTP.
Accounts you already have
IMAP, POP3, and SMTP to Gmail, Microsoft 365, Aruba, InfoCert Legalmail, Namirial, Poste, Register.it, Libero, Intesi, and custom hosts. Gestore password or Identity Hub (XOAUTH2) for Google and Microsoft.
Local archive
The whole IMAP folder in mail.db plus .eml on disk. Keyword search and optional on-device EmbeddingGemma meaning index. Practice labels stay on this PC.
FatturaPA and fascicolo
Readable FatturaPA XML preview. Export of original .eml files. Import EML, mbox, and Outlook PST. Rules across mailboxes, including a local folder store.
Interface
English, Italian, French, German, Spanish. Country packs under Settings → Features (Italy, Europe, France, Germany, Spain, Switzerland).
Platforms
Windows (portable zip and setup), Linux Flatpak, macOS DMG (Apple Silicon and Intel).
Envelopes and receipts come from the gestore / QTSP; Postclient opens them and keeps them locally.
Gmail / Microsoft sign-in: Identity Hub privacy and terms.
Microsoft Store
This page is the product / support URL. The Partner Center privacy URL is Privacy policy — Postclient.