A local file viewer for Mac and Windows that opens 150+ formats — DWG/DXF (with vector PDF export and text editing), STEP/STL, SketchUp, PSD, Office, PDF and camera RAW — offline, with nothing uploaded.
Total Directory Report - is a professional application designed to allow you viewing your folders, disks or FTP servers as a set of analytical reports or detailed ordered lists in HTML, CSV or PDF formats.
WinDirStat
View publicly-accessible PDF, DOCX, PPTX, XLSX, among other files online with Google Docs by only 2 clicks. Click as usual for your default viewer. Support bookmarked URLs. Security and your explicit viewing intention are always honored.
File Viewer for Android is a free universal file viewing utility that can open over 150 file types on your Android device.v.
United States
Winmail Opener is a small and simple utility that allows you to view and extract contents of TNEF-encoded messages (infamous winmail.dat). Winmail Opener can decode and show RTF message text and all embedded attachments, has full drag-and-drop support and supports command line...
Russia
Snap View is a lightweight program that allows you to view the contents of various types of ASCII files.
A set a free Windows apps to convert, view & merge Word, Excel, PowerPoint, PDF & more than 100 file formats. It supports documents & image conversion to more than 50 types, view more than 170 types of files, extract images, text, metadata & more.
Ukraine
Open any file on the web. Supports almost all major file and document formats. Fast, easy to use, lightweight, and free.
Free Excel Viewer is a tiny freeware Excel spreadsheet viewing and editing tool, which is designed for users who don't have Microsoft Office and Excel software installed.
Viewdown is a Markdown viewer for Mac, designed for the best and fastest reading experience. It live-reloads on every save and jumps straight to what changed, whichever editor you prefer writing in.
Netherlands
EU
Open, read, navigate, search, and print DjVu files on Mac and Windows. Convert DjVu to PDF or PNG, use bookmarks, zoom controls, and rotate pages effortlessly.
China
Okular
A document management and e-archive software which you can easily store your documents in safely, secure and with its OCR feature, you can convert any documents and data capture.
Free browser-based file viewer for documents, images, media, and data. No file uploads, signup, or desktop installation required.
Filebrowser is a fully featured file manager for iOS and offers much more than just browse and view
Open online resources with Google Drive Viewer. Supports various formats including DOC, XLS, PDF, PPT, ZIP, HTML, TXT, JS etc.
India
Bytescout XLS Viewer allows to view XLS, XLSX (Microsoft Excel) and ODS (OpenOffice) files and export into HTML without MS Office or 365 installed.
United States
The Document Reader scan and find a list of all documents on your phone, allowing you to quickly open, read, and manage your documents in one convenient place.
A free, offline PDF editor for Windows that lets you edit text in place, place images freeform, sign documents, and OCR scanned papers — with a portable build that runs from a USB stick.
Singapore
View, upload, publish, search, share and embed your documents online for free. Our built-in online document viewer supports over 90 document formats including DOCX, PDF, PPT, XLS, among many others.
Write or paste Markdown — a ChatGPT answer, your notes, a whole thesis — and export a clean, print-ready PDF with smart page breaks and working links.
Multi-platform file manager for Windows, Linux, FreeBSD and OS X.
Advantages: has a built-in terminal! have editor with syntax highlighting has a text viewer
It has built a virtual file system (smb, ftp, sftp) there is the graphics and (version 0.18.0) cons.
Russia
