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Yes, you can change very nearly everything (and actually everything that's user entered) about an application after it's been registered. You should use the domain you intend to host the client-side app under as your OAuth Domain. While not strictly necessary, it's the sanest option.


You cannot do this. A delete feature has been requested and requested again (with status-planned given about 3.5 years ago). Register your desire for this by immediately upvoting these posts: Deleting an application key? How to delete an OAuth (2.0) API key? (Theoretically, if those feature requests get enough upvotes, they might get some developer love.)...


You can see your apps, that you registered with the registration page, by going to: This page is different for every user and you will be forced to log-in to see it. The only place I have ever found this link is in a sidebar on Stack App's home page:


You can find the page listing all of your v2.0 and v2.1 keys here:


You can register apps that aren't web apps. This page:, gives details for registering a Desktop Application. A mobile phone app comes under the category of a desktop application. You should use the implicit flow, so check the box at the bottom of registration form, and for the OAuth domain use: ...


The OAuth Domain is either: A valid domain that you own and control, and that is hosted somewhere the client can reach. Say, for example that you owned See this answer and this answer for more information on how to configure the app registration settings. (This is "Explicit" or server-side OAuth) OR: Use This is a ...


Reference: Stack Exchange API Authentication Looking for a beginner's tutorial to using the API Yeah the registration form now says, "Website URL is required". So, if you don't have your own website: Enter as the Application Website. Enter as the OAuth Domain. This will allow you to use


For native applications (ie. Desktop apps), in order to participate in an OAuth 2.0 flow you need to embed a browser control (or otherwise instrument one so you can read the current location, including hash) and do an implicit (ie. Client Side) flow with a redirect_uri of When you detect navigation to that url, ...


Not only is that possible, but we do it all the time. No one can see the apps you register at except you (and the SE devs). If you don't need OAuth, then you can enter just about any fake information in the required fields. This still allows you to use the key to get 10K quota. It is only when you want to access ...


You're right, this is not very well documented. OAuth Domain is the domain of the URL where users are redirected after authenticating themselves. You specify this URL in redirect_uri parameter of your authentication query. The doc says: redirect_uri - must be under an apps registered domain and also The user is redirected to redirect_uri, with these ...

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