t4t5/caldir

Proton provider

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#10 opened on Mar 8, 2026

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 (2 comments) (0 reactions) (0 assignees)Rust (5 forks)github user discovery
enhancementgood first issue

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Description

A lot of privacy-conscious people use Protonmail for their mail and calendar.

We should investigate if there's a way we can make a caldir-provider-protonmail plugin to work . It seems like they don't use caldav, but maybe there's a way using the Proton bridge?

Contributor guide

Research direction
Investigate the Proton Bridge or API to determine if a caldir provider protonmail plugin can be built. Check for any existing open source implementations.
Tech stack
rust
Domain
backendapi
Issue type
Research
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Mostly clear
Prerequisites
GitRust
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
70