Various additions to syntax highlighting and hover tooltips in the search query bar (e.g., regular expressions). Can be disabled with { "experimentalFeatures": { "enableSmartQuery": false } } in case of unlikely adverse effects.

Experimental: transformChanges in campaign specs is now available as a feature preview to allow users to create multiple changesets in a single repository.

Extensions can now add decorations to files on the sidebar tree view and tree page through the experimental FileDecoration API.

Search queries may now scope subexpressions across repositories and files, and also allow greater freedom for combining search filters.

The total size of all Git repositories and the total lines of code for indexed branches are now displayed in the site admin overview.

Extensions can now easily query the Sourcegraph GraphQL API through a dedicated API method.

Licensing is now enforced for campaigns: creating a campaign with more than five changesets requires a valid license*.