Okular vs XCache
A side-by-side look at Okular and XCache. For an in-depth review of either product, follow the links below.
Okular
Office & Productivity
Okular is a versatile document viewer software for KDE. It supports viewing PDFs, EPUBs, ODT, and other document formats. Okular allows annotating, highlighting, commenting on documents as well as filling forms.
pdfepubodtannotatinghighlightingcommentingform-filling
XCache
Development
XCache is a free open source PHP opcode cache. It stores precompiled PHP bytecode in shared memory, improving PHP performance by removing the need to load and parse scripts on each request. It's easy to install and configure in PHP.
cachingperformanceopcodephp