Click the "Select File" button above, and choose your WEBAPP file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.
Convert WEBAPP to another file type
To convert WEBAPP Manifests to another format, you need Open-Xchange or other Web software.
Convert a file to WEBAPP
To convert other file formats to the "Web Application Manifest" file type, you need software like Open-Xchange or a similar tool.
About WEBAPP files
The .webapp file extension typically represents either a packaged web application structured as a ZIP archive or an Open Web App manifest formatted in JSON or UTF-16. Packaged web apps are predominantly utilized by the Open-Xchange App Suite to bundle application assets. Conversely, manifest files are used by Mozilla Firefox OS, KaiOS, and Apple iOS to define installation parameters such as icons, names, and launch paths for web applications. Users frequently need to convert or extract these files to access the underlying code, images, or configuration details. The main disadvantage of a .webapp file is its strict platform dependency. A manifest intended for KaiOS will not execute on Apple iOS, and packaged apps are entirely useless outside their specific runtime environments. Furthermore, because these are specialized containers or configuration files, standard operating systems and standard text editors often fail to recognize them immediately, leading to frustrating 'unsupported file' errors. The best conversion targets depend entirely on the file's internal structure. Packaged web apps should be converted or renamed to ZIP to safely extract the embedded HTML, CSS, and JavaScript assets without losing folder structure. Manifest files are best converted to JSON or TXT for easy viewing and editing in standard code editors. Note that converting a manifest file does not magically make the application run on a different operating system; it merely exposes the metadata. This file format is notoriously difficult to process because it relies on system-level configurations or acts as a proprietary container designed for very specific operating systems or web browsers. Standard online converters frequently fail because they do not recognize the internal structure or confuse the manifest with a binary package. However, just drag and drop your file onto convert.guru to identify the format, view it, and convert it when possible. Our platform inspects the file header, identifies whether it is a ZIP container or a JSON string under the hood, and exposes the internal content for extraction or analysis.
Convert.Guru analyzes your WEBAPP file, detects the exact format, and lets you read the text inside.
If you want to convert WEBAPP file to HTML, HTM, CSS, JS, PHP, ASP, ASPX, JSP, JSPX, PY, RB or PL, you can use Open-Xchange or similar software from the "Web App Package or Manifest" category. In the File menu, look for Save As… or Export….
To convert RSS, CSS, CGI, SITEMAP, PL, WEBMANIFEST, JSON, JS, XML, HTML, ICO or HTM files to WEBAPP, try Open-Xchange or another comparable tool in the "Web App Package or Manifest" category.
The WEBAPP Converter Story
The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our WEBAPP converter.