[FREE] Gamedev materials

https://www.udemy.com/course/city-builder-game-in-unity-2019-using-best-coding-practices/?couponCode=COURSE_DELAY

August Unreal giveaways https://www.unrealengine.com/en-US/blog/featured-free-marketplace-content---august-2020

Free For The Month

• Generic Radial Menus v2.0 | PolyHavoc
• Medieval Kingdom | beffio
• Root Motion Extractor | Yaki Studios
• Tropical Jungle Pack | PolyAsset3D
• Truck and Trailers | VMR

Permanently free

• African Animals Pack | PROTOFACTOR INC

Spanish
https://www.udemy.com/course/crea-tu-primer-videojuego-sin-codigo-con-scratch/

https://kitbash3d.com/products/mini-kit-neo-city
3D assets
Royalty free
Gratuit for a limited time

Free 3D ressources et blender modelling course
https://cubebrush.co/matteo-baccaro/products/ktswaa/stylized-pbr-tile-materials
https://cubebrush.co/alexcz/products/djavla/game-ready-forest-axe-prop
https://cubebrush.co/sajjadrbr/products/ezfo5a/sr_chair-06
https://cubebrush.co/salarzn/products/1po1na/bulb-e27

https://cubebrush.co/s_k_j/products/qkqima/modeling-heraldic-lily-in-blender-for-beginners

all together here : https://cubebrush.co/marketplace?freebies=true

if you signup and accept their newsletter, you'll get a weekly reminder with their weekly freebies

Packt: SFML Game Development (16 hours left)
By Jan Haller, Henrik Vogelius Hansson, Artur Moreira

If you’ve got a firm grasp of C++ with a secret hankering to create a great game, this book is for you. Every practical aspect of programming an interactive game world is here – the only real limit is your imagination.

Jun 2013

296 pages
Key Features

Develop a complete game throughout the book
Learn how to use modern C++11 style to create a full featured game and support for all major operating systems
Fully network your game for awesome multiplayer action
Step-by-step guide to developing your game using C++ and SFML
You can find the updated code files here

some audio backgrounds and sfx

SAMPLER is a collection of high quality sound effects from across all PMSFX packs (4.3GB) + bonus recordings (5.2GB).

royalty free for commercial and non-commercial projects
https://www.pmsfx.com/sampler

from "A Sound Effect":
free licence terms included in packages + audio designer guide
(The Sound Success Guide - insights from 20+ audio industry experts on how to get started and succeed in 18 different types of audio jobs)

22 free robotic sound effects
https://we.tl/t-uYooWWBGLd

Experimental Traffic Recordings Through a Didgeridoo - 25 Free Sound Effects from Ryan Steinbach : https://youtu.be/He7dNgHecfI
download here : https://we.tl/t-YBkhO5GhOz

24 designed sci-fi weapon sounds
https://asoundeffect.wetransfer.com/downloads/513841dff69ad4841dbae3d5e1892c0420200814111000/ac65b3

https://sonniss.com/gameaudiogdc2020/

In celebration of GDC 2020 we are giving away 50GB+ of high-quality sound effects from our catalogue. Everything is royalty-free and commercially usable. No attribution is required and you can use them on an unlimited number of projects for the rest of your lifetime.

Unreal Engine Marketplace September free assets:
https://www.unrealengine.com/en-US/blog/featured-free-marketplace-content---september-2020

Free for the month

Bunker                                                       Starlight Arts
Warp Effect                                                  NadirVFX
Pro Icon Pack                                                Piontek
Arcade Space Shooter Template                                Coqui Games
Female Mannequin Character compatible with Stylized Female   PO-Art
ArchVis VR                                                   Vahid
StarSphere                                                   LoomMan
HorizonUI Plugin (DialogueMsgTextBlock and Flipbook)         horizon-studio
Ultimate Touch Components                                    Neo Wave Games
UIWS - Unified Interactive Water System                      egray.io

Warning: The "UIWS - Unified Interactive Water System" is not shown for me when I look in the client under "Free > Free for the Month"
It has a rather high normal price.

Permanently free

Niagara Footstep VFX            Sidearm Studios

Also get the "Factory Environment Collection | Denys Rutkovskyi" when looking in the permanently free section.
It was published in https://www.unrealengine.com/en-US/blog/free-factory-environment-collection-now-available

These 12 packs represents a value of DKK 4400 (≈USD 700 or ≈EUR 590) for me.

Royalty Free Soundtrack Collection
by One Man Symphony
https://onemansymphony.bandcamp.com/releases
(License CC BY)

GameGuru
https://store.steampowered.com/app/266310/GameGuru/

I saw a post about a giveaway for that app(10.000 steam codes - 2845 keys left)
https://www.ozbargain.com.au/node/563783
https://www.giveawayoftheday.com/gameguru-3/

Edit(1994 key lefts):
After following the first steps they send you a zip file that contains a TXT file with instructions and in the text file there is a link where you can get the Steam key so to save you time the link is
https://www.giveawayoftheday.com/gameguru-3/get-key/
there they ask you for an email and the key is delivered to that email

Nice.

Blender 2.8 UV Mapping [Video]
Key Features
Use UV mapping to apply textures to 3D objects in Blender 2.8
Learn how to optimize a UV map for game characters

6 hours left
https://www.packtpub.com/free-learning

Fanatical - International Day of the Programmer Free Bundle(3 books for free)
https://www.fanatical.com/en/bundle/international-day-of-the-programmer-free-bundle

Beginning C++ Game Programming - Second Edition
Learn Java 12 Programming
Expert Python Programming - Third Edition

Unity 2d lights
https://www.udemy.com/course/unity-2d-light-shadow/

Packt: Unity Game Optimization - Third Edition
By Dr. Davide Aversa, Chris Dickinson

Get up to speed with a series of performance-enhancing coding techniques and methods that will help you improve the performance of your Unity applications

Nov 2019

404 pages
Key Features

Optimize graphically intensive games using the latest features of Unity such as Entity Component System (ECS) and the Burst compiler
Explore techniques for solving performance issues with your VR projects
Learn best practices for project organization to save time through an improved workflow

Bump.

Free City Park Environment Collection for your unreal engine:
https://www.unrealengine.com/en-US/blog/free-city-park-environment-collection-now-available

Doesn't seem to be time limited .

Free 2d Racing Game Course

https://www.udemy.com/course/learn-to-create-a-2d-racing-car-game-for-free-part-1/
https://www.udemy.com/course/learn-to-create-a-2d-racing-car-game-for-free-part-2/
https://www.udemy.com/course/learn-to-create-a-2d-racing-car-game-for-free-part-3/

Free for October 2020
https://www.unrealengine.com/en-US/blog/featured-free-marketplace-content---october-2020

Free for the month

• Cemetery - VOL.1
• Destruction System
• Gothic Knight
• GR Customizable Female 01
• Immersive Dark Ambient Music Pack
• Medieval Docks
• Modular Fantasy House
• Plants Pack
• Polar Sci-Fi Facility
• Talent (Skill) Tree Builder

Permanently free collection

• LAVIFV Infantry Fighting Vehicle

+ these already mentioned before:

• City Park Environment Collection
• Factory Environment Collection

Gamefromscratch (https://www.youtube.com/watch?v=9UjDd-bu5qg) mentions a free Unity asset:

• POLYGON - Prototype Pack

using this code for check-out: SYNTYSALE2020

I can't confirm it work since I already have bought this.

Edit:
Source from Unity Asset Store: https://assetstore.unity.com/sale/synty
This is only for a week.

Make Tetris!

https://www.udemy.com/course/tetris-x/

The November round of Epic free stuff:

https://www.unrealengine.com/en-US/blog/featured-free-marketplace-content---november-2020

Free for the month

Log Cabin                    Gabro Media
VFX Attack Trails            Unforgiven
Volumetric Glass             Krystian Komisarek
Train Yard                   Volodymyr Stepaniuk
Modular Snap System          Inu Games

Permanently Free

Military Style Mannequins    Offworld Defence Simulations
EasyBallistics Plugin        mookie

Did also found some I haven't seen before; and not mentioned in the blog.

Permanently free section:

Indoor Shooting Range        PaleFace

And this

Epic Games Content

Automotive Bridge Scene      Epic Games

Assets from the game "What Remains of Edith Finch" is free for Unreal Engine.

https://www.unrealengine.com/en-US/blog/what-remains-of-edith-finch-joins-the-unreal-marketplace-collection

Epic Game Content

• Edith Finch: Edie Room
• Edith Finch: House Grounds
• Edith Finch: Beach Wedding
• Edith Finch: Sam Room
• Edith Finch: Barbara Room
• Edith Finch: Molly Room
• Edith Finch: Cannery and LowPoly Kingdom
• Edith Finch: Classrooms and Bedrooms
• Edith Finch: Twins Room
• Edith Finch: House and Common Areas