Ansvif is "A Not So Very Intelligent Fuzzer". It feeds garbage arguments and data into programs trying to induce a fault.
Changes: This release includes new ways to crash programs using things like 1, -1, 0, x00 (null), etc. Also included are some minor bug fixes. It also includes binaries for most supported operating systems, Debian/Ubuntu 32 and 64 bit, Windows 10 32 and 64 bit.