* [Box Content Preview v3.109.0](https://github.com/box/box-content-preview) – JavaScript library for embedding interactive previews of over 100 file types in web applications.

* [preview-email v3.4.1](https://github.com/forwardemail/preview-email) – Automatically opens your browser and iOS Simulator to preview Node.js email messages sent with Nodemailer.

* [File View v1.4.3](https://github.com/wb04307201/file-view) – Lightweight starter component for online preview of documents, media, and 3D models with a modular, extensible architecture.

* [sandboxed v0.3.21](https://github.com/tastyeffectco/sandboxd) – Self-hosted developer sandboxes providing live preview URLs, one-command install, agent-driven code generation, and on-demand sleep/wake.