AnyTXT Searcher is a desktop full-text search application that extracts text from documents and indexes it for searching. It supports formats including plain text, Word, Excel, PDF, and images via offline OCR, and runs on Windows, MacOS, and Linux.
TagSpaces is a free, open-source file organizer for Windows, macOS, Linux and the web. It adds color-coded tags to files and folders without a database, so tags travel with the files, and it stores notes as standard text files. Files can be previewed, web content collected via a browser extension, and syncing is left to optional tools. It works offline without login.
PDF4QT is an open source PDF editor for Windows and Linux under the LGPLv3 license. It offers applications for viewing, editing and rendering PDF documents, plus a C++ library and command line tool for developers. Features include digital signature verification, annotation editing and page organization such as merging and splitting.
FILExt is a file extension reference site offering a collection of file extensions, many linked to the programs that created the files. The site provides an online file viewer; dropping a file on the website lets FILExt analyze the file type and preview it. The database contains detailed information about almost every file extension. The site was created by Tom Simondi at the turn of the millennium.
Aconvert.com converts document, ebook, image, icon, video, audio and archive files online for free. Users select a local file and a target format, then convert; batch conversion is available by adding multiple files. The site is an extensional site of PDFConvertOnline.com.
HashMyFiles is a small utility that calculates MD5, SHA1, CRC32, SHA-256, SHA-512 and SHA-384 hashes of one or more files. The hash list can be copied to the clipboard or saved to text, HTML or XML files, and the utility can be launched from the Windows Explorer context menu to display hashes of a selected file or folder. It works on Windows 2000 through Windows 11.
Sigma File Manager is a free, open-source file manager (explorer) app for Windows and Linux. It offers advanced file search, drag and drop, a dual pane view, a built-in file viewer, archiving and compression, and a customizable interface with color schemes and layout options. The project describes itself as quickly evolving.
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TagSpaces is a free, open-source file organizer for Windows, macOS, Linux and the web. It adds color-coded tags to files and folders without a database, so tags travel with the files, and it stores notes as standard text files. Files can be previewed, web content collected via a browser extension, and syncing is left to optional tools. It works offline without login.
PDF4QT is an open source PDF editor for Windows and Linux under the LGPLv3 license. It offers applications for viewing, editing and rendering PDF documents, plus a C++ library and command line tool for developers. Features include digital signature verification, annotation editing and page organization such as merging and splitting.
FILExt is a file extension reference site offering a collection of file extensions, many linked to the programs that created the files. The site provides an online file viewer; dropping a file on the website lets FILExt analyze the file type and preview it. The database contains detailed information about almost every file extension. The site was created by Tom Simondi at the turn of the millennium.
Aconvert.com converts document, ebook, image, icon, video, audio and archive files online for free. Users select a local file and a target format, then convert; batch conversion is available by adding multiple files. The site is an extensional site of PDFConvertOnline.com.
HashMyFiles is a small utility that calculates MD5, SHA1, CRC32, SHA-256, SHA-512 and SHA-384 hashes of one or more files. The hash list can be copied to the clipboard or saved to text, HTML or XML files, and the utility can be launched from the Windows Explorer context menu to display hashes of a selected file or folder. It works on Windows 2000 through Windows 11.
Sigma File Manager is a free, open-source file manager (explorer) app for Windows and Linux. It offers advanced file search, drag and drop, a dual pane view, a built-in file viewer, archiving and compression, and a customizable interface with color schemes and layout options. The project describes itself as quickly evolving.
