Releases on April 28th, 2015 and before

sourceforge
pcre on SourceForge pcre2/10.10/pcre2-10.10.zip.sig pcre2/10.10/pcre2-10.10.zip pcre2/10.10/pcre2-10.10.tar.gz.sig pcre2/10.10/pcre2-10.10.tar.gz pcre2/10.10/pcre2-10.10.tar.bz2.sig pcre2/10.10/pcre2-10.10.tar.bz2 pcre/8.37/pcre-8.37.zip.sig pcre/8.37/pcre-8.37.zip pcre/8.37/pcre-8.37.tar.gz.sig pcre/8.37/pcre-8.37.tar.gz pcre/8.37/pcre-8.37.tar.bz2.sig pcre/8.37/pcre-8.37.tar.bz2
sourceforge
pcre on SourceForge pcre/8.36/pcre-8.36.zip.sig pcre/8.36/pcre-8.36.zip pcre/8.36/pcre-8.36.tar.gz.sig pcre/8.36/pcre-8.36.tar.gz pcre/8.36/pcre-8.36.tar.bz2.sig pcre/8.36/pcre-8.36.tar.bz2
github
ntpsec/ntpsec on GitHub NTP_4_3_22
Maybe you can find something interesting in this list