Reddit's manual API:

Fetch some user's data:

const reddit = require("reddits-api")

reddit.user("USERNAME_HERE").then((user) => {
    console.log(user)
}).catch((err) => {
    throw err
})

Fetch some user's comments data:

const reddit = require("reddits-api")

reddit.commentsFrom("USERNAME_HERE").then((comments) => {
    console.log(comments)

}).catch((err) => {
    throw err
})

Fetch some user's posts data:

const reddit = require("reddits-api")

reddit.postsFrom("USERNAME_HERE").then((posts) => {
    console.log(posts)

}).catch((err) => {
    throw err
})

Fetch Reddit's trends data:

const reddit = require("reddits-api")

reddit.trends().then((trends) => {
    console.log(trends)

}).catch((err) => {
    throw err
})

Fetch subreddit posts:

const reddit = require("reddits-api")

reddit.subPosts("SUBREDDIT_NAME_HERE").then((subPosts) => {
    console.log(subPosts)

}).catch((err) => {
    throw err
})