# Weekly Virtual Machine / Stack updates - 2018.07.28
**URL:** https://discuss.bitrise.io/t/weekly-virtual-machine-stack-updates-2018-07-28/5747
**Category:** Changelog
**Tags:** stack-updates
**Created:** [July 26, 2018, 2:41pm UTC](https://discuss.bitrise.io/t/weekly-virtual-machine-stack-updates-2018-07-28/5747 "2018-07-26T14:41:13Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@ghaabor](https://discuss.bitrise.io/u/ghaabor)
#### Post date: [July 26, 2018, 2:41pm UTC](https://discuss.bitrise.io/t/weekly-virtual-machine-stack-updates-2018-07-28/5747/1 "2018-07-26T14:41:13Z")
## Highlights
Bitrise CLI 1.20.0 is now preinstalled on all stack types.
### Android/Linux stacks
- No significant change
### Xcode stacks
- No significant change
### Visual Studio for Mac stacks
- No significant change
### Hybrid stacks
- No significant change
## This week’s changes (diffs)
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## Stack System Reports
You can find the full system report of all of the available Stacks on GitHub: [https://github.com/bitrise-io/bitrise.io/tree/master/system\_reports](https://github.com/bitrise-io/bitrise.io/tree/master/system_reports).
If you’d like to add additional tools to be pre-installed you can find the instructions on [GitHub](https://github.com/bitrise-io/bitrise.io#request-a-tool-to-be-pre-installed-on-a-build-machine), for both the Linux and for the macOS stacks.
_Information about **Stack types & update schedules** can be found here: [discuss.bitrise.io/t/281](http://discuss.bitrise.io/t/how-are-the-bitrise-io-stacks-updated-and-with-what-frequency/281)._
All stacks passed our tests and scheduled to be deployed on Saturday.
**Happy Building!**
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### Author:  [@viktorbenei](https://discuss.bitrise.io/u/viktorbenei)
#### Post date: [July 28, 2018, 12:23pm UTC](https://discuss.bitrise.io/t/weekly-virtual-machine-stack-updates-2018-07-28/5747/2 "2018-07-28T12:23:51Z")
New stacks deployed and are available in production 🎉