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Author Archives: Donald Papp

Extract 3D Video Game Content By Firing Up Photo Mode

Posted on May 17, 2026 by Donald Papp

Here’s a pretty clever method [Dung3onlord] used to capture 3D scenes from a PlayStation 5 without needing any specialized software. All that’s needed is a series of high-resolution screenshots, and …read more Continue reading Extract 3D Video Game Content By Firing Up Photo Mode→

Posted in games, gaussian splat, how-to, photo mode, Photogrammetry, video games, VR

Mod this IKEA Lamp into Smart Lighting For Not A Lot

Posted on May 15, 2026 by Donald Papp

The IKEA SKAFTSÄRV is an economical LED accent lamp, but while highly affordable it has only fixed lighting options. [simoneluconi] shows how it can easily be turned into a fully-configurable, …read more Continue reading Mod this IKEA Lamp into Smart Lighting For Not A Lot→

Posted in diy, ESP32, homeassistant, Ikea, led hacks, LED lighting, RGB LED, WLED

preFlight Slicer Brings Added Part Strength Feature, and Many More

Posted on May 15, 2026 by Donald Papp

Interested in taking some wild new 3D printing features for a test drive? preFlight is free and open source slicer that brings a host of processing improvements as well as …read more Continue reading preFlight Slicer Brings Added Part Strength Feature, and Many More→

Posted in 3d Printer hacks, 3D Printing, FDM, slicer, software hacks

ChargeCap Helps Your Batteries Last Longer By Limiting Charge Level

Posted on May 14, 2026 by Donald Papp

If you want to maximize the life of your lithium-ion batteries, proper storage voltage is critical. That is, don’t store them empty, and don’t store them completely full either. “Almost …read more Continue reading ChargeCap Helps Your Batteries Last Longer By Limiting Charge Level→

Posted in Battery Hacks, esp32-C3, usb | Tagged Batteries, Lithium-ion, Recharging

FreeCAD 1.1 Tutorial, For Beginners Who Like Clear Instructions

Posted on May 13, 2026 by Donald Papp

If you’ve been interested in FreeCAD but haven’t known where to start, here’s a wonderful video tutorial for FreeCAD 1.1 by [Deltahedra] aimed squarely at how to model a 3D …read more Continue reading FreeCAD 1.1 Tutorial, For Beginners Who Like Clear Instructions→

Posted in CAD, freecad, software hacks, tutorial

VTech Toy Becomes PinkPad, the DIY Linux Laptop

Posted on May 13, 2026 by Donald Papp

Originally envisioned as a simple DIY laptop project, [kati]’s PinkPad V1 ended up being considerably more involved than expected. But the end result is a perfectly usable, stunningly pink, and …read more Continue reading VTech Toy Becomes PinkPad, the DIY Linux Laptop→

Posted in laptop, laptops hacks, Pink, Raspberry Pi, Vtech

This (Pseudo) Random Number Generator Does It With Neon

Posted on May 12, 2026 by Donald Papp

The quest for true randomness has roots in cryptography and is a rabbit hole that gets surprisingly deep with alarmingly rapidity. Still, the generation of random-enough numbers is a popular …read more Continue reading This (Pseudo) Random Number Generator Does It With Neon→

Posted in classic hacks, neon lamp, parts, PRNG, random, RNG, SHA-256

Want Driving Simulator Feedback? Make The Robot Do It

Posted on May 11, 2026 by Donald Papp

Humanoid robots are a thing now, and here’s an interesting research project that explores using one as a form of haptic media. Specifically, using a humanoid robot to move a …read more Continue reading Want Driving Simulator Feedback? Make The Robot Do It→

Posted in driving simulator, force feedback, humanoid robot, robots hacks, Virtual Reality, VR

How To Avoid Failed Screw Holes In 3D Printed Parts

Posted on May 7, 2026 by Donald Papp

Screws are useful fasteners for 3D prints, but the effectiveness of a screw (not to mention the ease or hassle of insertion) depends on the hole itself. This comprehensive guide …read more Continue reading How To Avoid Failed Screw Holes In 3D Printed Parts→

Posted in 3d printed, 3d Printer hacks, CAD, dfm, Hardware, tips

How To Better Enjoy VR on Linux

Posted on May 7, 2026 by Donald Papp

Linux folks are used to having to roll many of their own solutions, and better Linux desktop usability is a goal of the WayVR project, which aims to provide desktop …read more Continue reading How To Better Enjoy VR on Linux→

Posted in linux, linux hacks, Virtual Reality, x11

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