awesome-electronics

Website dedicated to 3D models of parts (requires login).

Community supported database of 3D models with a large number of electronic component models.

Curated Adafruit products, unique collectibles, and exclusive discounts. All delivered quarterly.

A monthly surprise box which includes projects, components, modules and tools.

Another retailer and designer with excellent selection and tutorials.

Retailer and designer of open source electronics development boards and other equipment and materials with excellent accompanying tutorials.

Marketplace for electronics makers to sell low volume batches of their own designs.

Short PDF that goes over the menus and keyboard shortcuts for the most common operations.

A more comprehensive beginner to intermediate video tutorial.

Beginner video tutorial that gets you to a manufactured board as quickly as possible.

Collection of all the KiCad footprints available online and some scripts to manage them.

Tutorials on electronics projects, often suitable for beginners as well.

Analog Circuit Design by Prof. Ali Hajimiri, Caltech.

Series of videos on building an 8-bit computer on breadboards with excellent explanations of all the sub-circuits.

One of the earliest and most successful YouTube channels where Dave Jones does teardowns, tutorials and more.

YouTube channel that debunks and explains EE topics with a lot of comedy thrown in.

Affordable quality circuit boards made in and shipped from Europe (Germany).

Low cost PCB batching service that prides itself on its "dirty" quality.

Low cost PCB batching service with inhouse low cost SMT service.

Low cost PCB batching service with high quality boards with a signature purple silkscreen.

Comparison service for quite a lot of different PCB batching and assembly services.

Low cost PCB batching service with PCBA, CNC and 3D-Printing services.

PCB Design Software & Tools.

PCB Design and Circuit Simulator Software.

Free package from the maker of the go to pro software.

Gratis EDA package without restrictions, sponserd by RS Components.

Quality Schematic Capture and PCB Design software with (pin and signal layer restricted) free version.

One of the most popular EDA packages due to it's (board size restricted) free version.

Easy to use with both browser based and cross platform app versions. Integrates

Another open source package, good for people that like scripting and makefiles, Linux and BSD only.