Icons found at Game-icons.net:
- Ore icon by Faithtoken under CC BY 3.0
- Electric icon by sbed under CC BY 3.0
- Metal bar icon by Lorc under CC BY 3.0
- Cardboard box icon by Delapouite under CC BY 3.0
- Closed Cardboard box icon by Delapouite under CC BY 3.0
- Satellite icon by Lorc under CC BY 3.0
- Solar power icon by Skoll under CC BY 3.0
Fonts found at Font Library:
- Datalegreya by Figs Lab under OFL (SIL Open Font License)
- Fantasque Sans Mono by Jany Belluz under OFL (SIL Open Font License)