Everything you need to build on Fastly

Push application logic to the edge with ready-to-deploy recipes, structured tutorials, and API documentation.

Push your app logic to the edge.

Get started without registering — clone this example or start a blank fiddle.

See the possibilities: learn from our fully documented solution patterns for A/B testing, token based authentication, redirects and many more.

Explore solution patterns

Push RUN to test!

Get started with ready-to-deploy recipes.

Solve problems faster with code samples developed by Fastly’s experts. Copy the code, customize it to meet your needs, and deploy it to your configuration.

Ideas, meet tools.

There are near-infinite ways to build custom solutions and applications on Fastly's powerful, programmable edge.

VCL reference

Use the flexible and powerful Varnish Configuration Language to create logic at the edge.

API reference

Imagine new ways to automate your workflow.

Fastly Fiddle

Play with the Fastly platform without logging in.

Join the Compute@Edge beta.

Bring your most complex problems and use cases to our new serverless compute environment. Powered by WebAssembly and with 100x faster startup time than other serverless offerings, you can do more at the edge with unprecedented power, flexibility, and scale.

Apply for the beta

Discover what’s happening at the edge.

The edge of the network is an exciting, new frontier. Read the latest about the evolving protocols and experimental technologies shaping the future of the internet.

Enabling voter engagement at Fastly: investing in our teams and communities

Now more than ever, engaging in our democracy is critical — and Fastly is invested in making sure our internal community has the tools and resources to do so effectively.

Requiring TLS 1.2 for the Fastly API & control panel

As part of our vision for defending the modern web, the Fastly engineering teams are focused on providing you with a robust and secure platform that empowers you to protect your customers. Because we’re committed to providing secure experiences, we’re requiring clients that connect to our infrastructure to support TLS 1.2. Read on to learn about our deprecation plan, plus how to check which TLS version you’re using.

How DoSomething.org engages young voters and drives civic engagement

DoSomething.org, part of our Open Source and Nonprofit Program, believes in activating young people to support change. And in the face of COVID-19 and a U.S. election year, they’ve imagined all-new ways to connect with users and driver voter engagement.

Fastly Labs

Step inside our collective space dedicated to innovation at the edge. Run experiments and test-drive our latest in-progress projects, like our native runtime and compiler, Lucet or our multi-language, browser-based editor, Terrarium.

Visit Fastly Labs