Human
Ability Score Increase. One ability score of your choice increases by 2, and two other ability scores of your choice increase by 1.
Age. Humans reach adulthood in their late teens and live less than a century.
Alignment. While most tend to be fairly self-interested and apathetic towards strangers, humans tend towards no particular alignment. Both the best and worst are found among them.
Size. Humans vary widely in height and build, from barely 5 feet to well over 6 feet tall. Regardless of your position in that range, your size is medium.
Speed. Your base walking speed is 30 feet.
Skilled. You gain proficiency in one skill of your choice.
Cultured. You gain proficiency in one language, tool, or vehicle type of your choice.
Ingenuity. When you make an ability check that does not add your proficiency bonus to it, you can choose to add your proficiency bonus to it. You can't use this feature again until you complete a short or long rest.
Languages. You can speak, read and write one language of your choice.
Human Variants
Some humans are differ slightly from normal due to a peculiar upbringing or event in their past. If your GM allows it, you can forgo your Ingenuity and Cultured traits and instead gain some traits based on your personal history.
Altered
You weren't born mutated, but exposure to either mild levels of radiation throughout your life or some odd magical event has altered your physiology.
Mutation. You have 6 mutation points you can spend on mutations. See the mutant race for more information on mutations. You can only gain extra mutation points from one negative mutations.
Cyborg
At some point in your life, you traded away some of your humanity for robotic enhancements.
Fragile Circuitry. The electronics inside your enhancements can easily be stalled by electrical discharges. When you take lightning damage, you cannot take reactions until the start of your next turn.
Half-Human. You have advantage on saving throws against poison and disease.
Enhanced. In your transition to part-machine you have acquired some unique upgrades. You have 6 upgrade points you can spend on modifications. See the robot race for more information on mutations.
Adept
You were born either into a magical community, or with some unexplained natural talent for the arcane.
Magical Knack. You learn one cantrip of your choice. When you reach 3rd level, you learn one 1st-level spell of your choice, which you can cast once with this trait, and you regain the ability to do so when you finish a long rest. When you reach 5th level, you learn one 2nd-level spell of your choice, which you can cast once with this trait, and you regain the ability to do so when you finish a long rest.
You can choose between Intelligence, Wisdom, and Charisma as your spellcasting ability for the spells you learn with this feature.
Credits
Document and contents by Dylan Richards (Reddit: u/Altavus , Tumblr: decision-paralysis, Blogger: Decision Paralysis)
Art
Source Material
"d20 Modern" role-playing game by Wizards of the Coast.
Built heavily upon "d20 Modern 5e Conversion" by Edward Wilson.
Human Ingenuity trait from "Adaptive Humans" by u/heavyarms_