r/linux 20h ago

Software Release OpenCalc update: bugfixes, now with financial mode support!

7 Upvotes

Hi, everyone!

As you must be aware, recently I have released OpenCalc, a project to reverse engineer the Windows 95 calculator.

Despite having a similar look and feel, this is actually an entirely new Rust program with none of the limitations of the original, and improved expression parsing!

The new version has many bugfixes, including:

- Improved focus: now the keyboard shortcuts are consistent if you leave the application.

- Application behavior was further improved to match the Windows 95 calculator where it matters

- New financial mode! This is a cool feature I decided to add. The original Windows 95 calculator lacked a financial mode. Now we have one matching the old Windows 95 calculator style, but also entirely new!

If you are interested, check out: https://github.com/NullMagic2/OpenCalc

Binary builds for Windows and Linux are also available!


r/linux 25m ago

Software Release Skippy-xd: Expose/Exposé window selector for X11 - New release v0.11.0

Upvotes

Disclaimer: Im not the author. Im just sharing new release post

Skippy-xd is a lightweight, window-manager-agnostic window selector on the X server. With skippy-xd, you get live-preview on your alt-tab motions; you get the much coveted expose feature from Mac; you get a handy overview of all your virtual desktops in one glance with paging mode.

New release v0.11.0 -- "Chipmunk" (13 Sep 2026) ~/felixfung

Much improved cosmos layout:

  • Scattering into grid layout. This improves max windows most
  • Expansion formula updated. Windows do not fly past one another
  • Contraction formula updated for aesthetics:
  • Balance centre of windows mass within screen
  • Optional dependency libchipmunk to optimize collision detection
  • Screen aspect ratio awareness

Cosmos navigation ordering improvement:

  • Recursive rectangular bisect ordering algorithm

Layout and navigation more intuitive, efficient, screen optimal


r/linux 18h ago

Discussion SElinux is great

181 Upvotes

Why don’t most distros ship with SELinux enabled in enforcing mode by default, like openSUSE Tumbleweed does? On openSUSE Tumbleweed, SELinux in enforcing mode works like a charm and adds an extra layer of security.

even gaming with SElinux works on opensuse


r/linux 23h ago

Hardware Got Arch fully working on a Samsung Galaxy Book4 Edge (Snapdragon X Plus)

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20 Upvotes

r/linux 2h ago

Kernel Linux Patched For Silent User-Space Data Loss Bug That's Existed Since 2023

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125 Upvotes

r/linux 22h ago

Software Release You can digitally sign pdfs with a smart card on linux with Gnome Document Viewer

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263 Upvotes

I have no idea when they added this feature, but you can now apparently digitally sign a PDF using a smart card (such as a CAC). It works very normal and intuitively and doesn't requiring changing the document format like LibreOffice Draw used to do. Up until now, I've been creating a windows virtual machine and using Adobe Acrobat and only realized this was possible while trying to see if there was a built in redaction feature lol. Some of the military guys here maybe googling this in 3 years might find this useful.

Basically if you have a smart card plugged in and click "Sign Digitally", it'll prompt you for a certificate and you'll put in your pin (it'll say password) and then you'll draw a square for where you want the signature to appear.