- • Turck MMCache (GPL)
- • Implements many features beyond opcode caching.
- • Development halted.
- • APC (PHP)
- • Slow, but steady progress.
- • Weak optimizer.
- • ionCube PHP Accelerator
- • It works, but no new development in past year.
- • Free, but closed source.
- • Zend Cache (Proprietary)
- • Implements many features beyond opcode caching.
- • $$$
