ULTIMATE ENGINEERING PACK
37 professional software tools for CAD, 3D printing, circuit design, scientific computing, programming, and more
Get the tools you need for engineering, design, programming, simulation, and 3D printing with the Ultimate Engineering Pack. This collection includes 37 professional-grade software tools for 3D modeling, 3D printing, electronic circuit design, scientific computing, development, and more. Both portable and installer-based applications are included, giving you flexibility in how you set up your engineering workstation.
CAD & 3D Modeling
- FreeCAD: 3D parametric CAD modeler for designing real-world objects of any size.
- Blender: 3D modeling, animation, and rendering suite for visualization and design.
- OpenSCAD: Script-based 3D CAD modeler for programrs who prefer code over point-and-click.
- LibreCAD: 2D CAD drafting tool for floor plans, schematics, and engineering drawings.
3D Printing & Slicing
- Ultimaker Cura: Industry-standard 3D printer slicer with hundreds of community profiles and an extensive marketplace. Best for beginners and UltiMaker printers.
- PrusaSlicer: Reliable, well-tested G-code generator based on Slic3r. Features built-in STL auto-repair and excellent multi-material support for complex prints.
- OrcaSlicer: Advanced next-gen slicer with built-in calibration tools (temperature towers, flow rate, pressure advance tuning). Actively developed with support for Bambu Lab, Creality, Voron, and more.
Circuit & PCB Design
- KiCad: Electronic circuit schematic design and PCB layout tool for electrical engineers and hobbyists.
Scientific & Numerical Computing
- GNU Octave: MATLAB-compatible programming language for numerical computation and data analysis.
- Qalculate!: Multi-purpose scientific calculator with support for units, currencies, and symbolic calculations.
- SpeedCrunch: Scientific calculator with a scrollable display and syntax highlighting.
Development & Programming
- Arduino IDE: Write, compile, and upload code to Arduino microcontroller boards.
- Code::Blocks: C and C++ integrated development environment with compiler support.
- Notepad++: Source code editor with syntax highlighting for dozens of programming languages.
Graphics & Diagramming
- GIMP: Image manipulation and photo editing software for creating and editing graphics.
- Inkscape: Vector graphics editor for illustrations, diagrams, and technical drawings.
- Draw.io: Diagramming and flowchart tool for network diagrams, UML, and process flows.
- Greenshot: Screenshot capture tool with built-in annotation and editing features.
- ScreenToGif: Screen, webcam, and sketchboard recorder for creating tutorials and documentation.
- ShareX: Screen capture and file sharing tool with built-in image editor and uploader.
- Shotcut: Non-linear video editor for creating and editing video content.
File Management & Utilities
- 7-Zip: File archiver supporting 7z, ZIP, RAR, and many other compression formats.
- FileSync: File and folder synchronization tool (FreeFileSync) for backups and mirroring.
- FileZilla: FTP, FTPS, and SFTP client for transferring files to and from servers.
- WinMerge: File and folder differencing and merging tool for comparing changes.
- ConvertAll: Unit converter supporting hundreds of different measurement units.
- Ditto: Clipboard manager that stores copied text and images for later access.
Office & Productivity
- LibreOffice: Full office suite with word processor, spreadsheet, presentations, and database tools.
- PDF-XChange Editor: PDF viewer, annotator, and editor with text markup and form filling.
- PDFArranger: PDF merge, split, rotate, and page rearrangement tool.
- Diffpdf: PDF comparison tool for finding differences between two PDF files.
- QOwnNotes: Markdown note-taking application with Nextcloud integration.
- TaskCoach: To-do list and task manager for personal and project task management.
- Zotero: Digital research and reference organizer for managing citations and sources.
- Audacity: Audio recording and editing software for podcasts, music, and sound design.
Security & Networking
- KeePassXC: Password manager for storing and managing passwords with strong encryption.
- Wireshark: Network protocol analyzer for capturing and inspecting network traffic.
What's Included
- One Physical Media: Your choice of a Premium USB Drive or DVD, pre-loaded with the complete pack
- Full Software Collection: All programs, tools, and utilities ready to use
Shipping & Delivery
- Fast Processing: Orders typically ship within 1-2 business days
- Tracked Shipping: Delivery confirmation included on all orders
- Secure Packaging: Your disc or drive arrives protected and ready to use
- Worldwide Shipping Available: Check listing for rates and estimated delivery times
Satisfaction Guarantee
If there is an issue with your order, contact us and we will make it right (including replacements for defective media).
Why Buy From Dev Purple?
Instant Ready
Professionally prepared, tested on Windows 11, 10, 8, and 7. Plug and play - no setup required.
Fully Portable
Most software runs directly from the media. No installation, no registry changes, no bloat.
Dedicated Support
Contact us with any questions before or after your purchase. We are here to help.
Worldwide Shipping
No matter where you are, we can get your pack to you. Check the listing for shipping details.
eBay Compliance
This listing complies with eBay's software policy. This is a lawful compilation of redistributable software. No paid, commercial, or copyrighted software is included. Every program fits one of these categories:
- GPL / LGPL / MPL licensed: These open-source licenses explicitly grant anyone the right to copy, distribute, and redistribute the software in any medium, provided the license terms are preserved. This is a core feature of copyleft licensing.
- MIT / Apache 2.0 / BSD licensed: These permissive open-source licenses grant unlimited reproduction and distribution rights, with minimal attribution requirements which are met here.
- Freeware: Distributed by the copyright holder for unrestricted redistribution, with no activation key.
eBay's Verified Rights Owner (VeRO) program targets listings that infringe intellectual property. This listing does not fall into that category because every program's license already authorizes the copying and redistribution being done here. Buyers receive only the rights each program's original license grants.
Frequently Asked Questions
Is this a digital download or a physical item?
This is a physical item (USB drive or DVD) that will be shipped to you.
Does the software require installation?
The USB version lets you run the portable apps directly from the drive with no installation needed. For DVD orders, simply copy the pack folder to your computer first (full setup instructions are included on the disc). Some applications such as FreeCAD, Blender, Arduino IDE, and Code::Blocks are provided as installers that require running the setup file to install on your system.
Which version of Windows is supported?
All tools are tested and compatible with Windows 11, 10, 8, and 7.
Important Notes
- This is a PHYSICAL ITEM (USB OR DVD) that will be shipped to you.
- Portable and installer tools included: Most applications run directly from the media, while some larger programs are provided as installers.
- Entirely legal: See the eBay Compliance section above for full details.
- Contact us with any questions before or after your purchase.