C

json.tgz (3k) C-JSON Parser in 300 lines of C Code.
C-Guide
ANSI-C Libray-Shop (hashing, sorting, pdf, number-converting, ..)

Forth Standards

forth-2012.pdf (2.5M)
dpans94.pdf (1.6M)

Common Lisp Pre-Standard (CLtl2 v. 1994)

CLtl2.pdf (542MB)

Scheme Revised Reports

R5RS.pdf (800KB)
R6RS.pdf (1MB)
R7RS.pdf (700KB)