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About the project

Paste a National Science Bowl question, and Cloudy Reader reads it aloud on your Mac. It says formulas, units, and fractions in words, and it works without a network after the first launch.

It is made for students who practice alone, coaches who run practice rounds, and moderators who rehearse hard terms. See Get started to install it.

Cloudy Reader is an independent project. It is not affiliated with, endorsed by, or sponsored by the U.S. Department of Energy or the National Science Bowl.

The app’s reading is not official, and it does not set how a moderator must read a question.

Cloudy Reader is an open-source project. Its source code is in the Kiwee-Co/CloudyReader repository on GitHub, under the Apache License 2.0, and the app’s copyright line names the Cloudy Reader authors.

See Licenses and credits for the licenses of the components that the app bundles.

This manual describes version 0.0.1. The first public release was 0.0.1. Cloudy Reader needs a Mac with Apple silicon and macOS 26.2 or later. See Check your Mac for the full requirements and Release notes for the known limits.

Changes to the app and to this manual land as pull requests on GitHub. Read Contribute for the branch flow, the commit style, and the checks that run on each pull request. Read Build from source to run the app from a checkout.

Report a problem or ask a question in GitHub Issues. Get help lists what to include. To report a security issue privately, see Report a security issue.