Provided are computer-implemented methods and systems for publishing an application to a web container. An example method for publishing an application to a web container may include establishing a channel of communication with a user device associated with an end user. The method may further include embedding a web container into a web portal associated with a plurality of applications. The method may include executing an application in a user session associated with the end user. The method may further include capturing images of a virtual screen associated with the application executed on the application server. After the capture, the method may continue with sending the images to the web container of the web portal running in a web browser of the user device. The web container may publish the images to the web browser to display the application as part of the web portal in the web browser.