bichon

v1.4.0 Breaking

This release includes 1 breaking change for platform teams planning a safe upgrade.

Published 8d Backup & Recovery

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✓ No known CVEs patched

Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Topics

backup compression email email-archiver email-archiving imap

+8 more

mail oauth2 openapi rust search self-hosted tantivy webui

ReleasePort's take

Light signal

editorial:auto 8d

Version 1.4.0 removes the folder limit and corrects an invalid UID SEARCH issue in IMAP incremental sync.

Why it matters: The removal of the folder limit enables unlimited folder configurations; fixing the UID SEARCH bug ensures reliable incremental sync for all accounts.

Summary

AI summary

Removed folder limit and fixed invalid IMAP UID SEARCH usage in incremental sync.

Changes in this release

Type	Severity	Summary	CVE
Feature
Feature	Medium	Adds attachment text extraction in IMAP sync pipeline Adds attachment text extraction in IMAP sync pipeline Source: llm_adapter@2026-05-26 Confidence: high	—
Feature	Low	Removes folder limit Removes folder limit Source: llm_adapter@2026-05-26 Confidence: high	—
Feature	Low	Enhances autoconfig detection Enhances autoconfig detection Source: granite4.1:30b@2026-05-26-audit Confidence: low	—
Performance	Low	Optimizes IMAP account fetch flow Optimizes IMAP account fetch flow Source: llm_adapter@2026-05-26 Confidence: high	—
Bugfix	Medium	Fixes IMAP incremental sync by using valid UID SEARCH instead of BEFORE in UID FETCH Fixes IMAP incremental sync by using valid UID SEARCH instead of BEFORE in UID FETCH Source: llm_adapter@2026-05-26 Confidence: high	—

Full changelog

Release Notes

Features

Wire up attachment text extraction in IMAP sync pipeline
Enhance autoconfig detection
Remove folder limit

Bug Fixes

Use valid IMAP UID SEARCH instead of BEFORE in UID FETCH for incremental sync

Performance

Optimize IMAP account fetch flow

Chores

Add trace logging for duplicate email diagnosis (#214)
Remove custom global allocator #264

Full Changelog: https://github.com/rustmailer/bichon/compare/1.3.0...1.4.0

Breaking Changes

Removed folder limit configuration

View diff on GitHub

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About bichon

Bichon – A lightweight, high-performance Rust email archiver with WebUI

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Related context

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Earlier breaking changes

v1.0.0 Email/login name now immutable; account name is sortable
v1.0.0 Switched to UUID for envelope IDs to prevent accidental deletion