# Include mini apps to open links \[Protocol handlers, exchanging data between webxdc\]

**URL:** <https://support.delta.chat/t/include-mini-apps-to-open-links-protocol-handlers-exchanging-data-between-webxdc/5290>\
**Category:** Mini Apps\
**Tags:** webxdc, webxdc-api-future, open-standards, android\
**Created:** [May 21, 2026, 9:08am UTC](https://support.delta.chat/t/include-mini-apps-to-open-links-protocol-handlers-exchanging-data-between-webxdc/5290 "2026-05-21T09:08:17Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![ian](https://support.delta.chat/user_avatar/support.delta.chat/ian/32/3164_2.png) [@ian](https://support.delta.chat/u/ian)\
**Post date:** [May 21, 2026, 9:53am UTC](https://support.delta.chat/t/include-mini-apps-to-open-links-protocol-handlers-exchanging-data-between-webxdc/5290/3 "2026-05-21T09:53:53Z")

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Let me address your individual questions separately.

1. The calendar webxdc app already supports importing a .ics file. Instead of clicking on the .ics attachment, export it as a file on the device from the timeline, open the calendar app, and then browse the file from the file picker to put it into your calendar.

2. One may consider proposing to declare in the webxdc manifest any protocol handlers it can define. Then subject to confirmation on first use in DC, it could apply to either intents coming from the same group, same profile or anywhere within DC.  
[protocol\_handlers - Web app manifest | MDN](https://developer.mozilla.org/en-US/docs/Web/Progressive_web_apps/Manifest/Reference/protocol_handlers)

3. One may consider a feature request for DC clients to declare serving OS-level protocol handlers backed by webxdc selected by the user.

> [@Running bots inside deltachat](https://support.delta.chat/t/running-bots-inside-deltachat/3701/5):
>
> Many existing bots and proposals could be ported that are delay-tolerant and need neither Internet access nor relaying everything between a large number of subscribers, such as: moderated forums (PixelSocial, DC-Confluence, DC-Community) multi-player games (Deltaland, others where a game master is needed such as Werewolf, Mafia, Amongus and Among-sus) webxdc gallery (xstore): share apps (and client side bots) with each other Public Bots index: send the contacts and description of all known bot…

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_[View the full topic](https://support.delta.chat/t/include-mini-apps-to-open-links-protocol-handlers-exchanging-data-between-webxdc/5290)._