ToHTML.com

154 supported languages and formats. Pick one from the dropdown on the main page, or just paste your code and let auto-detect have a go. Where you see a sample button, clicking it runs a short example through the highlighter in a new tab. Missing a language, or found one that colours badly? Let me know.
Colour styles available: default, navy, navy-mirror, black, blue, neo, visual, eclipse, mirror, mirice, grayscale, fmx, hs, bred3, far2l, violet.

Main languages (26)

Web (25)

XML family (7)

Databases (7)

Scripts, build files and config (31)

Installer scripts (4)

Rare and historic (44)

Other formats (10)