Functional Language Systems

• Hugs Manual [pdf | html ]
• Latest GHC Documentation
• Moscow ML Manual

Haskell References

• Haskell Home Page
• Haskell 98 Report & Libraries
• Haskell 98 Tutorial
• Parsec Parser Library

Other Manuals

• Flex reference manual
• Bison reference manual
• Java JDK 5.0 API
• Java JDK 5.0 Documentation