[Kerry Wong] took apart a PM2L color analyzer (a piece of photography darkroom gear) and found a photomultiplier tube (PMT) inside. PMTs are excellent at detecting very small amounts of light, but they also have a very fast response time compared to other common detection methods. [Kerry] decided to use the tube to measure the speed of light.

You write standard JavaScript, Ruby or Python scripts.
However, lines starting with a dot (.) go straight to the output.
To expand JavaScript/Ruby/Python expressions within dotted lines use @{expr} construct.

FLIF is a novel lossless image format which outperforms PNG, lossless WebP, lossless BPG and lossless JPEG2000 in terms of compression ratio.

Crypton is a JavaScript framework for building applications where the server doesn't know the contents it's storing on behalf of users. It hides the complexity of its encryption model from developers, it is fast, and it aims to be pleasant to work with. Crypton exists to build applications where users aren't required to trust the developer with their data.