UnixPapa

UnixPapa is a renowned brand that specializes in Unix systems programming, complex integrated web systems, and communication systems. With a team of skilled and experienced software developers, UnixPapa offers high-quality Unix software development services. They also provide contract programming for various projects.

Their websites include Web Paint by Number, an online puzzle community for Japanese logic puzzles. Politaire, a solitaire card game site that allows users to modify game rules extensively. And The Great Green Room, a blog where non-technical articles on various topics are published.

In addition to their services, UnixPapa also develops open-source software such as mod_auth_external, mod_authz_unixgroup, and pbnsolve. They have also created programs like Backtalk, Orville Write, Party, Gate, and Cursive. UnixPapa's technical publications cover topics like Javascript programming, paint-by-number puzzle solvers, Unix incompatibility notes, and web authentication alternatives.

Lead by Jan Wolter, UnixPapa has established itself as a reliable source for Unix software development and has made notable contributions to the open-source community