diff --git a/src/types/oauth2/application.ts b/src/types/oauth2/application.ts
new file mode 100644
index 000000000..b1ad592e6
--- /dev/null
+++ b/src/types/oauth2/application.ts
@@ -0,0 +1,40 @@
+import { User } from "../users/user.ts";
+import { SnakeCaseProps } from "../util.ts";
+
+export interface Application {
+  /** The id of the app */
+  id: string;
+  /** The name of the app */
+  name: string;
+  /** The icon hash of the app */
+  icon: string | null;
+  /** The description of the app */
+  description: string;
+  /** An array of rpc origin urls, if rpc is enabled */
+  rpcOrigins?: string[];
+  /** When false only app owner can join the app's bot to guilds */
+  botPublic: boolean;
+  /** When true the app's bot will only join upon completion of the full oauth2 code grant flow */
+  botRequireCodeGrant: boolean;
+  /** Partial user object containing info on the owner of the application */
+  owner: Partial<User>;
+  /** If this application is a game sold on Discord, this field will be the summary field for the store page of its primary sku */
+  summary: string;
+  /** The base64 encoded key for the GameSDK's GetTicket */
+  verifyKey: string;
+  /** If the application belongs to a team, this will be a list of the members of that team */
+  team: Team | null;
+  /** If this application is a game sold on Discord, this field will be the guild to which it has been linked */
+  guildId?: string;
+  /** If this application is a game sold on Discord, this field will be the id of the "Game SKU" that is created, if exists */
+  primarySkuId?: string;
+  /** If this application is a game sold on Discord, this field will be the URL slug that links to the store page */
+  slug?: string;
+  /** If this application is a game sold on Discord, this field will be the hash of the image on store embeds */
+  coverImage?: string;
+  /** The application's public flags */
+  flags: number;
+}
+
+/** https://discord.com/developers/docs/topics/oauth2#application-object */
+export type DiscordApplication = SnakeCaseProps<Application>;
diff --git a/src/types/oauth2/bot_auth_query.ts b/src/types/oauth2/bot_auth_query.ts
new file mode 100644
index 000000000..ea1191c9c
--- /dev/null
+++ b/src/types/oauth2/bot_auth_query.ts
@@ -0,0 +1,20 @@
+import { SnakeCaseProps } from "../util.ts";
+import { DiscordOAuth2Scopes } from "./scopes.ts";
+
+export interface BotAuthenticationFlowQuery {
+  /** App's client id */
+  clientId: string;
+  /** Needs to include bot for the bot flow */
+  scope: DiscordOAuth2Scopes[];
+  /** The permissions you're requesting */
+  permissions: string;
+  /** Pre-fills the dropdown picker with a guild for the user */
+  guildId: string;
+  /** True or false—disallows the user from changing the guild dropdown */
+  disableGuildSelect: boolean;
+}
+
+/** https://discord.com/developers/docs/topics/oauth2#bot-authorization-flow-bot-auth-parameters */
+export type DiscordBotAuthenticationFlowQuery = SnakeCaseProps<
+  BotAuthenticationFlowQuery
+>;
diff --git a/src/types/oauth2/get_current_authorization_information.ts b/src/types/oauth2/get_current_authorization_information.ts
new file mode 100644
index 000000000..82a9bbe11
--- /dev/null
+++ b/src/types/oauth2/get_current_authorization_information.ts
@@ -0,0 +1,20 @@
+import { User } from "../users/user.ts";
+import { SnakeCaseProps } from "../util.ts";
+import { Application } from "./application.ts";
+import { DiscordOAuth2Scopes } from "./scopes.ts";
+
+export interface GetCurrentAuthorizationInformation {
+  /** The current application */
+  application: Partial<Application>;
+  /** The scopes the user has authorized the application for */
+  scopes: DiscordOAuth2Scopes[];
+  /** When the access token expires */
+  expires: string;
+  /** The user who has authorized, if the user has authorized with the `identify` scope */
+  user?: User;
+}
+
+/** https://discord.com/developers/docs/topics/oauth2#get-current-authorization-information-response-structure */
+export type DiscordGetCurrentAuthoriationInformation = SnakeCaseProps<
+  GetCurrentAuthorizationInformation
+>;
diff --git a/src/types/oauth2/scopes.ts b/src/types/oauth2/scopes.ts
new file mode 100644
index 000000000..732deeac6
--- /dev/null
+++ b/src/types/oauth2/scopes.ts
@@ -0,0 +1,23 @@
+/** https://discord.com/developers/docs/topics/oauth2#shared-resources-oauth2-scopes */
+export type DiscordOAuth2Scopes =
+  | "bot"
+  | "connections"
+  | "email"
+  | "identify"
+  | "guilds"
+  | "guilds.join"
+  | "gdm.join"
+  | "messages.read"
+  | "rpc"
+  | "rpc.api"
+  | "rpc.notifications"
+  | "webhook.incomming"
+  | "applications.builds.upload"
+  | "applications.builds.read"
+  | "applications.store.update"
+  | "applications.entitlements"
+  | "relationships.read"
+  | "activities.read"
+  | "activities.write"
+  | "applications.commands"
+  | "applications.commands.update";