MBOX to JSONL Converter

Stream complete MBOX message metadata to JSONL or CSV while preserving duplicate headers and neutralizing spreadsheet formulas.

Pilih file MBOX yang disediakan pengguna hingga 1 GB. ini diperset secara lokal pada pekerja Converter dan tidak pernah dikirim, dicari, atau terhubung ke akun.

Tidak ada konten aktif atau remote

HTML is reduced to plain text. Remote images, CSS, links, tracking pixels, scripts, macros, attachments, and S/MIME content are never fetched or executed. Unknown attachments are download-only.

Surat yang buruk tetap jelas

Header, date, duplicate-header, transfer-encoding, missing-boundary, and MBOX dialect normalization can be imperfect. Defects are shown, and undecodable parts are available only through an explicit raw export.