Product
Introducing Webhook Events for Alert Changes
Add real-time Socket webhook events to your workflows to automatically receive software supply chain alert changes in real time.
By Phil Gates-Idem -  Nov 21, 2025
🚀 DAY 5 OF LAUNCH WEEK:Introducing Webhook Events for Alert Changes.Learn more →
@cautionyourblast/sapper
Advanced tools
sapper
Military-grade progressive web apps, powered by Svelte.
What is Sapper?
Sapper is a framework for building high-performance universal web apps. Read the guide or the introductory blog post to learn more.
Get started
Clone the starter project template with degit...
npx degit sveltejs/sapper-template my-app
...then install dependencies and start the dev server...
cd my-app
npm install
npm run dev
...and navigate to localhost:3000. To build and run in production mode:
npm run build
npm start
Development
Pull requests are encouraged and always welcome. Pick an issue and help us out!
To install and work on Sapper locally:
git clone git@github.com:sveltejs/sapper.git
cd sapper
npm install
npm run dev
Linking to a Live Project
You can make changes locally to Sapper and test it against a local Sapper project. For a quick project that takes almost no setup, use the default sapper-template project. Instruction on setup are found in that project repository.
To link Sapper to your project, from the root of your local Sapper git checkout:
cd sapper
npm link
Then, to link from sapper-template (or any other given project):
cd sapper-template
npm link sapper
You should be good to test changes locally.
Running Tests
npm run test
License
FAQs
Military-grade apps, engineered by Svelte
The npm package @cautionyourblast/sapper receives a total of 0 weekly downloads. As such, @cautionyourblast/sapper popularity was classified as not popular.
We found that @cautionyourblast/sapper demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 2 open source maintainers collaborating on the project.
Package last updated on 07 Mar 2019
Did you know?
Socket for GitHub automatically highlights issues in each pull request and monitors the health of all your open source dependencies. Discover the contents of your packages and block harmful activity before you install or update your dependencies.
Related posts
Security News
ENISA Becomes a CVE Root, Expanding Its Role in Europe’s Vulnerability Ecosystem
ENISA has become a CVE Program Root, giving the EU a central authority for coordinating vulnerability reporting, disclosure, and cross-border response.
By Sarah Gooding -  Nov 21, 2025
Product
Introducing Socket Scanning for OpenVSX Extensions
Socket now scans OpenVSX extensions, giving teams early detection of risky behaviors, hidden capabilities, and supply chain threats in developer tools.
By Mix Irving, Ryan Eberhardt -  Nov 20, 2025