TestDisk

TestDisk is OpenSource software and is licensed under the terms of the GNU General Public License (GPL v2+). TestDisk is powerful free data recovery software! It was primarily designed to help reco...
Language(s): C
Operating system(s): DOS (either real or in a Windows 9x DOS-box), Windows 10/8.1/8/7/Vista/XP, Windows Server 2016/2012/2008/2003, Linux, FreeBSD, NetBSD, OpenBSD, SunOS, MacOS X
License: GNU General Public License

cURL

cURL is a computer software project providing a library (libcurl) and command-line tool (curl) for transferring data using various protocols. It was first released in 1997. The name stands for "Client...
Language(s): C
Operating system(s): AIX, AmigaOS, BeOS, Chrome NaCl, DOS, DragonFly BSD, FreeBSD, GNU-Darwin, HPUX, Haiku, Hurd, IRIX, Linux, macOS, MiNT, Midnight BSD, Minix, NetBSD, NetWare, Nexenta, OS/2, Open Server, OpenBSD, Plan9, QNX, RISC OS, Solaris, Syllable, Tru64 UNIX, UnixWare, VMS, Microsoft Windows, z/OS
License: MIT/X derivate license