One way of coming up with new game mechanics: starting with the mechanic’s name:

https://www.thedarkimp.com/blog/2023/01/25/game-design-inspiration-mechanic-creation/

Designing a board game with rounds? Here are a bunch of tools you can use to create interesting decisions and experiences for players (video):

https://www.youtube.com/watch?v=TFtbeE1oWhM

One way of getting players invested in your game's theme: aligning their character's motivation with gameplay actions:

https://shippboardgames.blogspot.com/2023/01/player-investment-through-thematic.html

Cardboard Edison’s annual Best Practices book filled with original articles and interviews about board game design that you won’t find anywhere else is out now:

https://drive.google.com/file/d/1oHHAAgAcRS9gH4YUMQ5kL310lv0NrOwQ/view

See also: https://cardboardedison.com/award

Where to find playtesters to try out your board game design:

https://boardgamedesigncourse.com/where-art-thou-playtesters/

Good habits for board game designers: tips for setting yourself up with the right systems and environment to work on your games (video):

https://www.youtube.com/watch?v=EYe1mBTZCVc

Fulfillment of your crowdfunded board game: almost everything you need to know:

https://boardgamegeek.com/thread/3011413/order-fulfillment-almost-everything-you-ever-wante

Intrinsic motivations in tabletop games: things that players might find personally rewarding or compelling outside of what the game tells them is important (video):

https://www.youtube.com/watch?v=BW0I8IUf_Dw

What to expect from entering the Cardboard Edison Award or another board game design contest (audio):

https://buildingthegamepodcast.com/episode-554-the-opposite-of-the-steel-tesla-prize/

A broad overview of how to make a board game, from idea to prototyping and playtesting, to getting it published (video):

https://www.youtube.com/watch?v=y9OCSwxEd9E

Fan-made games: common intellectual-property questions that come up when you want to make a game using someone else’s IP (video):

https://www.youtube.com/watch?v=JsArZE1ANB8

Dutch auction games: how the mechanic works and comparing different games that use it (video):

https://www.youtube.com/watch?v=om406VZm6Kg

People who have successfully designed or published a game discuss what they thought the hardest part of the process was:

https://www.reddit.com/r/BoardgameDesign/comments/108a6r8/people_who_have_successfully/

How to start learning about a new topic for a game design? A Twitter board game designers discussion:

https://twitter.com/TokenGaymer/status/1612840369552609280

For publishers, creating games from licensed intellectual properties comes with different strategic considerations than making games with original IPs:

https://twitter.com/KevinWilson42/status/1612951844321468417

A scale for measuring how deeply players connect with the motivations of their avatar in the game:

https://shippboardgames.blogspot.com/2023/01/motivational-exchange-in-player.html

Some tips and advice for game designers at all levels, from coming up with ideas to finding publishers and more (audio):

https://buildingthegamepodcast.com/episode-553-marshmallow-money-the-btg-year-in-review/

Player types: exploring different theories of player styles and how you can design with them in mind (video):

https://www.youtube.com/watch?v=Dd2sko-6ydo

A handful of quick tips for running an effective playtest session (video):

https://www.youtube.com/watch?v=strkQM8P9F4

Dexterity auction games: what they are, characteristics of the genre… and why aren’t there more of them? (video)

https://www.youtube.com/watch?v=CpX2nJQGPS8