• Parsing integers with multiple interrelated blocks
• Parsing integers with start conditions
• Parsing /etc/passwd with tags
• Parsing options and arguments with tags
• Parsing records and structs with tags
• C++98 lexer
• Parsing URI (RFC-3986)
• Parsing HTTP message headers (RFC-7230)
• Parsing Braille patterns with multiple encodings
• Finding strings in binaries with generic API
• Faking sentinel characted with generic API
• Reading from std::ifstream with generic API

All examples are written in C-90 and in C++98, so they should be portable. Feel free to report bugs.