Software Resources
Software Architecture and Design
https://msdn.microsoft.com/en-us/library/ee658093.aspx
https://msdn.microsoft.com/en-us/library/ee658098.aspx
http://www.ecs.csun.edu/~rlingard/COMP684/Example2SoftArch.htm
https://www.edrawsoft.com/software-architecture-example.php
https://www.edrawsoft.com/website-system-architecture-example.php
https://freemind.sourceforge.net/wiki/index.php/Main_Page (mind software)
https://github.com/donnemartin/system-design-primer (The System Design Primer)
https://wireflow.co (free, open source, online)
https://github.com/karanpratapsingh/system-design
https://github.com/arc42/arc42-template?tab=readme-ov-file
Project Management
https://www.zoho.eu/projects/zohoprojects-pricing.html (free issuetracker limited, hosted)
https://taiga.io/#pricing (free [1 project, 4 users], hosted)
https://craft.io/pricing.html (free [1 product, 3 users], hosted)
https://asana.com/pricing (free limited, hosted)
http://www.aha.io/product/pricing (eligible for free, hosted)
https://www.openproject.org/pricing/ (free community edition)
https://www.openproject.org/blog/how-to-openproject-github-integration/
http://www.project-open.com/en/modules/index.html (free community edition)
http://www.projeqtor.org/en/product-en/technical-en/64-setup-en/413-product-setup-en
http://www.libreplan.org/ (open source local)
http://www.projectlibre.com/product/projectlibre-open-source (open source local)
https://community.openproject.com/topics/614
https://wk29.wordpress.com/2014/10/01/setting-up-openproject-on-openshift/
https://www.bitrix24.com/ (almost free)
https://github.com/leantime/leantime (Project management for the non-project manager (and it’s open source!))
UML Diagrams (fanno tutti cagare):
http://www.eclipse.org/papyrus/download.html (open source) [java]
https://www.modelio.org/ (open source)
http://www.umldesigner.org/ (open source)
http://argouml.tigris.org/ (open source)
http://staruml.io/ (free?) [version 2]
http://www.uml-diagrams.org/use-case-include.html
CAD
http://kicad-pcb.org/
https://www.kicad.org
GIS
https://qgis.org/en/site/
Bookkeeping
https://www.gnucash.org/ [*]
https://moneymanagerex.org/ [*]
https://www.gethomebank.org/help/index.html
https://kmymoney.org/screenshots.html
https://www.gethomebank.org/en/index.php
https://www.firefly-iii.org/ [*]
Others
https://github.com/cemolcay/ChordDetector (A tiny menu bar app detecting the chords of the songs you are listening on iTunes or Spotify [mac])
https://medium.com/@techsuneel99/convert-large-excel-files-to-json-without-using-too-much-memory-f4ac6244440e
Stop Wasting Time! 3 Easy Ways to Remove Blank Rows in Excel [x]