From: s:t:rncq

Rational number calculator with absolute precision

CI rncq-cli on GitHub rncq-java on GitHub rncq-node on GitHub
GNU/Linux & macOS rncq-cli on Travis CI rncq-java on Travis CI rncq-node on Travis CI
Windows rncq-cli on AppVeyor rncq-java on AppVeyor rncq-node on AppVeyor

Under development.

If you understand French, you can find a presentation at http://linuxfr.org/users/epeios/journaux/calculs-numeriques-en-precision-absolue.