# Start a Lab From a GitHub netlab Topology File

DevFeed: [Start a Lab From a GitHub netlab Topology File](<https://devfeed.tech/articles/start-a-lab-from-a-github-netlab-topology-file-11244.md>)

Original publisher: [Read original article](<https://blog.ipspace.net/2025/09/netlab-download-url/>)

Published: 2025-09-24T05:37:00Z

Content type: release

Language: en

Sources: [ipSpace.net blog](<https://devfeed.tech/sources/ipspace-net-blog.md>)

Topics: [GitHub](<https://devfeed.tech/topics/github.md>)

Tags: [commands](<https://devfeed.tech/tags/commands.md>), [download](<https://devfeed.tech/tags/download.md>), [examples](<https://devfeed.tech/tags/examples.md>), [github](<https://devfeed.tech/tags/github.md>), [graph](<https://devfeed.tech/tags/graph.md>), [netlab](<https://devfeed.tech/tags/netlab.md>), [release](<https://devfeed.tech/tags/release.md>), [yaml](<https://devfeed.tech/tags/yaml.md>)

## AI overview

The 25.09 release of netlab lets users start labs from topology URLs, including GitHub links. netlab downloads and validates the YAML topology, saves it locally, and then continues with the usual lab creation or startup workflow.

## Source excerpt

Someone approached me after my NOG.HR netlab presentation and said: "wouldn't it be great if we could just start the lab from an example topology published on GitHub?" It took me almost a year to get it done, but the functionality finally made it into the 25.09 release: Read more ...