Open .raw Files Online — Free PSSE Viewer
Open PSSE File Online — Free & Instant
No signup required. Works in your browser.
📁 Drag & drop your file here
or click to browse • Max 100MB
✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install
What Is a .raw File?
A .raw file is a scientific format known as PSSE. PSS/E Power Flow This format is created by Siemens and is widely used by researchers and academics.
PSSE files contain structured scientific data that requires compatible software to open. With OpenAnyFile, you can analyze and visualize .raw files directly in your browser without installing any software.
How to Open .raw Files Online
- Visit OpenAnyFile PSSE page
- Drag and drop your .raw file onto the upload area, or click "Browse" to select it
- OpenAnyFile automatically detects the PSSE format using magic byte analysis
- View, analyze, and analyze and visualize your file contents in the browser
- Optionally convert to CSV or download
Software That Opens .raw Files
.raw files are primarily created by Siemens. In the scientific space, you may encounter .raw files from third-party tools, online converters, or export functions. Regardless of the source, OpenAnyFile handles them all.
Open .raw on Different Platforms
- Windows: Use the original software or upload to OpenAnyFile for instant access
- macOS: Preview may not support .raw — use OpenAnyFile as a universal viewer
- Linux: Open-source alternatives exist, or use OpenAnyFile in any browser
- Mobile (iPhone/Android): OpenAnyFile works on all mobile browsers
Common .raw File Problems
Version compatibility
Other common issues include: your OS not recognizing the file extension, the file appearing corrupted after download, or lacking the required software. OpenAnyFile bypasses all these issues with universal format detection.
Convert PSSE to Other Formats
PSSE files can be converted to 1 formats including CSV.
Related Scientific Formats
If you work with .raw files, you may also encounter these scientific formats:
- ABAQUS_INP (.inp) — Open & convert .inp files online
- ABF (.abf) — Open & convert .abf files online
- ABINIT (.abi) — Open & convert .abi files online
- AMBER (.prmtop) — Open & convert .prmtop files online
- Amber Topology (prmtop) — Open & convert prmtop files online
- Amber Trajectory (mdcrd) — Open & convert mdcrd files online
- ANSYS_MECH (.mechdat) — Open & convert .mechdat files online
- ANTEX (.atx) — Open & convert .atx files online
- ASC_LTSPICE (.asc) — Open & convert .asc files online
- ASYMPTOTE (.asy) — Open & convert .asy files online
Popular PSSE Conversions
Frequently Asked Questions
What is a .raw file?
A .raw file is a scientific format called PSSE. PSS/E Power Flow
How do I open a .raw file without installing software?
Upload your .raw file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .raw files?
.raw files are typically created by Siemens.
Can I convert .raw to another format?
Yes. OpenAnyFile converts .raw to CSV.
Is it safe to open .raw files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .raw on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.