WinTabber is a Windows desktop utility for window switching and window management. The main
feature is a switcher that shows the windows of the application that has focus, not every window
on the desktop. It also includes window sleep, floating window thumbnails, a CapsLock hyper key, a
desktop dock, and an alpha media and audio control panel.
Publisher’s description
What is WinTabber?
WinTabber by Kirill Birger is open-source Windows software in the notes & to-do category. It is written in C#.
Installation and requirements
The publisher provides Portable installers for 64-bit Windows. It runs without installation (portable). It needs Windows 11 24H2 or newer.
Updates and version history
The current version is 0.3.9, released on October 22, 2026. The version history goes back to September 11, 2026: 2 releases, all linked to the official files. The last update is less than a month old.
Project description on GitHub: “Alt+` window switcher for Windows 11. Shows only the current app's windows, with live thumbnails, window sleep, and a CapsLock hyper key.”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Portable: runs without installation
- Updated in the last two months
Cons
- No native ARM64 build
In short: WinTabber is an open-source notes & to-do tool for 64-bit PCs.
Is WinTabber safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
B58DEE5606E32786873003A4AA3654ECD42FDB49D53288EE8A89665ABD502900· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 2 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 0.3.9Latest | October 22, 2026 | — | 64-bit ZIP |
| 0.2.2 | September 11, 2026 | — | 64-bit ZIP |
Install from the command line
Silent install ›winget install --id kbirger.WinTabber -eRelated guide: How to use winget: install and update apps
Information
- Publisher
- Kirill Birger
- Category
- Notes & to-do
- Licence
- MIT
- Price
- Free
- Source code
- github.com/kbirger/wintabber
- Written in
- C#
- Requires
- Windows 11 (Windows 11 24H2+)
- Architecture
- 64-bit
- Installer
- Portable
- Version
- 0.3.9
- Released
- October 22, 2026
- Added to the catalogue
- October 21, 2026
- Versions listed
- 2
- Website
- github.com
- winget ID
- kbirger.WinTabber
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is WinTabber free?
Yes. WinTabber is open-source software under the MIT licence.
Is WinTabber safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install WinTabber with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Which Windows versions does WinTabber support?
The installer requires Windows 11 24H2 or newer and is available for 64-bit.
Does WinTabber run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Where can I download an older version of WinTabber?
The versions page lists all 2 versions with links to their official installer files, back to September 11, 2026.
Can I use WinTabber without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to WinTabber?
Obsidian, Logseq, QOwnNotes, Evernote and Super Productivity. The alternatives page compares them.
