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.

Learn more about Compute@Edge.

Right now, complex problems and use cases are being explored and solved on our new serverless compute environment. Powered by WebAssembly and with 100x faster startup times than other serverless offerings, developers are doing more at the edge with unprecedented power, flexibility, and scale.

Stay in the know

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.

Developer spotlight: Dora Militaru on the “traditional” developer career path myth

In this developer spotlight, we talk to Dora Militaru about her story and thoughts on the tech industry, as well as glean sage advice and inspiration for developers, hiring managers, and those with an unconventional story to share.

5 best practices for your TLS configuration

The TLS Support Engineering team provides support for customers managing one to thousands of certificates. After helping so many customers tailor their DNS and TLS configurations, they have five best practices to recommend.

New logging endpoints: Kafka and Kinesis

Fastly adds two new logging endpoints with Kafka, now in general availability, and Kinesis, now in limited availability.

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