1. FILE-TYPES
    FILE-TYPES is a library to identify file formats based on file names
  2. filesystem
    cl-fswatch - Wrapper for fswatch, a cross-platform file change monitor cl-fuse - CL-FUSE provides Common Lisp bindings for FUSE (file system in user space) clufs - Common Lisp User Space File System purgatory - A client implementation of the Plan 9 File Protocol query-fs - Query-FS is a FUSE-based filesystem that presents database queries as filesystem trees
  3. Fileworthy
    A simple website to manage your local notes and files across many devices
  4. Filtered Functions
    filtered-functions implements arbitrary predicate dispatch for CLOS
  5. find-port
    Find open ports programmatically
  6. Firephp
    Firephp is implementation of firephp protocol for Common Lisp
  7. first-time-value
    first-time-value returns the result of evaluating a form in the current lexical and dynamic context the first time it's encountered, and the cached result of that computation on subsequent evaluations
  8. FiveAM
    FiveAM is a Test Framework whose goal is to be as simple as possible
  9. flexi-streams
    FLEXI-STREAMS is a library which implements "virtual" bivalent streams that can be layered atop real binary/bivalent streams
  10. Flexichain
    Flexichain is an API for editable sequences