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Language Server Protocol implementation for Robot Framework

Project description

Language Server Protocol implementation for Robot Framework


Python 3.7+ and Robot Framework 3.2+.

Note: if using the Robot Framework Selenium Library, version 4.4+ is required.


Robot Framework Language Server can be installed from the VisualStudio Marketplace or as a .vsix.

To get a .vsix, download the latest Deploy - RobotFramework Language Server Extension in Robotframework-lsp Github Actions.

See: Install from a vsix for details installing a .vsix into VSCode.

See: Getting Started for a tutorial with some screenshots.


After having Robot Framework Language Server installed, some configurations (such as specifying the python executable used for launching the Language Server or Robot Framework) may be needed.

See: Config for details.

Features (0.4.3)

  • Code analysis: checks if keywords are properly imported/defined.
  • Code completion for keywords, keyword parameters, section headers, section settings, variables, resource imports and library imports.
  • Go to definition for keywords, variables, resource imports and library imports
  • Syntax highlighting.
  • Syntax validation.
  • Signature Help (activated through Ctrl + Shift + Space).
  • Code Formatting (see: Editor Settings for details on how to toggle code formatting just for robotframework).
  • Launch .robot files.
  • Debug .robot files.
    • Debugger features:
      • Evaluate keywords in debug console/hover/watch
      • Add line breakpoints
      • Pause at breakpoints to inspect the stack and see variables
      • Step in
      • Step over
      • Step return
      • Continue

See: Changelog for details.


See: Developing for details on how to develop Robot Framework Language Server.

Reporting Issues

See: Reporting Issue for details on how to report some issue in the Robot Framework Language Server.

License: Apache 2.0

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