Click the "Select File" button above, and choose your JWS file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.
Convert JWS to another file type
To convert JWS Signature files to another format, you need JASCO Spectra Manager or other Data software.
Convert a file to JWS
To convert other file formats to the "Spectroscopy Data File" file type, you need software like JASCO Spectra Manager or a similar tool.
About JWS files
The .JWS file extension primarily contains spectra measurement data captured by laboratory spectrometers. Secondary uses include signed JSON Web Signature files and XML-based Oracle JDeveloper workspaces.
The dominant software for the scientific format is JASCO Spectra Manager. The JSON Web Signature variant is a standard text format (IETF RFC 7515) handled by web servers and authentication modules.
Scientists often need to convert JASCO .JWS files because the format is proprietary and closed. You cannot plot the data in common analytical tools or web browsers without an expensive active software license. The most useful target formats are CSV or TXT for spectroscopy data, allowing you to plot graphs in Microsoft Excel or Python. JSON Web Signatures can simply be parsed and saved as standard JSON.
The scientific .JWS format is highly difficult to convert online. It utilizes a Microsoft Compound File structure that securely wraps the instrument data. Standard online converters usually fail because they cannot parse the proprietary binary streams. Often, only the original JASCO software can reliably export the numerical data. We inspect the underlying headers to see if we can extract text, embedded data, or convert standard JSON web signatures.
Convert.Guru analyzes your JWS file, detects the exact format, and lets you read the text inside.
If you want to convert JWS file to CSV, TXT, PDF, INI, CFG, CONF, CONFIG, JSON, XML, YAML, YML or TOML, you can use JASCO Spectra Manager or similar software from the "Spectra Measurement Data Storage" category. In the File menu, look for Save As… or Export….
To convert ZSHRC, CONF, RCFILE, GITCONFIG, RC, PLIST, BASHRC, CONFIG, PROFILE, INI, PREFS or CFG files to JWS, try JASCO Spectra Manager or another comparable tool in the "Spectra Measurement Data Storage" category.
The JWS 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 JWS converter.