Factor/Features/The library

The Factor library:

• Unicode 5.2 - 21-bit strings, case conversion, character classes, etc
• Unicode I/O with a variety of common encodings
• Advanced I/O features: http://factor-language.blogspot.com/2010/09/overview-of-factors-io-library.html
• UI
• Calendar
• Relational database access library with database-independent O/R mapping; supports PostgreSQL and SQLite
• HTTP client, server
• SMTP client
• Binary object Serialization
• Powerful Concurrency abstractions: Message passing, Channels, Promises, Futures, Locks, Semaphores, Exchangers
• Pattern matching
• Lazy lists
• Parsing expression grammars
• Cryptography and advanced math routines
• Unit conversion
• XML parser and writer
• Bindings for Cairo, PostgreSQL, SQLite, OpenSSL, Cryptlib, OpenLDAP, ...
• Furnace web framework