2881. YAML
      Yet Another Markup Language:
2882. Yarden Katz
      Same person as Jordan Katz
2883. YASON
      YASON is a Common Lisp library for encoding and decoding data in the JSON interchange format
2884. YHTML-TEMPLATE
      YHTML-Template is an HTML template library based on Edi Weitz's HTML-TEMPLATE
2885. yid
      yid (Yacc Is Dead) is a parser generator based on Brzozowski's derivative from regular expressions to context-free grammars
2886. yotta-zoomer
      Deep Fractal Zoomer application
2887. YoungLispers
      Lisp is not just your grandpa's language
2888. Ystok-Local-Time
      Ystok-Local-Time is a library for for representing and handling time zones, dates, and timestamps
2889. Ystok-MD5
      Ystok-MD5 is a Cryptography library implementing MD5 and MD5 APR (Apache Portable Runtime)
2890. Ystok-URI
      Ystok-URI a library for representing, parsing, and printing URIs

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