Useful Reference Info

The page contains a bunch of random links and information I’ve found useful. There is no particular structure to it and it may be split up to individual pages in the future.

Coding

Markdown Cheatsheet
TLDR Legal - Software Licenses in Plain English
Regex 101 - testing regular expressions
SolidWorks 2021 API Help

Interesting Libraries

C#:

Oxyplot - amazing 2d plotting library
Helix Toolkit - super powerful 3D rendering library
Math.NET Numerics - for advanced math
AForge.NET - computer vision, ai, machine learning
Xabe.FFmpeg - C# FFmpeg port. Audio/video converting.

Python:

OpenCV - computer vision library
BeautifulSoup - web scraping tool
openpyxl - excel import/export
Python Library - python library functions

Javascript:

Leaflet - map making
D3 - super powerful data visualizations
Plotly.js - plotting helper build on top of D3
FontAwesome - big library of free icons

Mechanical Design

Slocum Fundamentals of Design - possibly one of the best design guides ever written
Precision Point - incredibly good precision and robotics design info
Precision Balls Papers - info on kinematic couplings

CAD

Thingiverse - huge library of 3D printing and lasercutting projects with files
GrabCAD - huge library of CAD models

Mechanical Reference

ISO fits calculator - visualize shaft/hole fits
ISO preferred fits - list of preferred fits
Press fit calculator - super detailed loading calculator
MatWeb - huge material properties database
Bolt torque/tightness conversions - printable
Tap & drill size chart - printable
Surface speeds list
Friction Coefficients - big list

Software

Project Awesome - huge list of free software
PyCharm - great python IDE
GitKraken - amazing tool for Git repo management
MediaWiki - host your own wiki
Onshape - free CAD software
Scilab - open source control systems analysis software
FEMM - open source 2D magnetics FEA software
ONELAB - open source 3D FEA software
funfun.io - really interesting plotting software combining javascript, html and excel
3DF Zephyr - free photogrammetry software (turn pictures into 3D models)
Meshmixer - free, very powerful 3D print editing software