Awesome Ruby-LSP

A curated list of extensions for Ruby-LSP to enhance your development experience!

ℹ️ If you think something is missing or incorrect, pull requests are welcome! Please check out CONTRIBUTING.md for contribution guidelines :)

Ruby-LSP itself

Name	Description	First released	Capabilities
ruby-lsp	An opinionated language server for Ruby	2022-03-01	Hover, autocomplete, go-to-defintion, document symbols, folding, highlighting & more

Included by default

Gems which include ruby-lsp support by default - no extra dependencies needed.

Name	Since version	Capabilities	Category	Docs / configuration
standardrb	v1.39.1	Code actions, diagnostics, formatting	Code quality & Linting	https://github.com/standardrb/standard/wiki/IDE:-vscode#using-ruby-lsp

Standalone Gems

Gems which can be installed alongside an existing gem (listed in "For" column), to provide support for it.

General

Name	For	First released	Capabilities
ruby-lsp-rake	rake	2024-11-30	Hover, go-to-definition, code lens

Web / Apps

Name	For	First released	Capabilities
ruby-lsp-rails	rails	2023-04-21	Hover, autocomplete, go-to-definition, document symbols, code lens & more
ruby-lsp-ree	ree	2025-01-31	Hover, autocomplete, go-to-definition

Formatting

Name	For	First released	Capabilities
ruby-lsp-rubyfmt	rubyfmt	2024-01-14	Formatting

Code quality

Name	For	First released	Capabilities
ruby-lsp-reek	reek	2024-08-11	Diagnostics

Security

Name	For	First released	Capabilities
ruby-lsp-brakeman	brakeman	2025-01-09	Diagnostics

Testing

Name	For	First released	Capabilities
ruby-lsp-rspec	rspec	2023-09-17	Code lens, document symbols, go-to-definition
ruby-lsp-shoulda-context	shoulda	2024-02-08	Code lens
ruby-lsp-factory_bot	factory_bot	2024-12-28	Go-to-definition
ruby-lsp-rails-factory-bot	factory_bot_rails	2024-09-11	Hover, autocomplete, go-to-definition
ruby-lsp-fabrication	fabrication	2024-09-30	Go-to-definition, document symbols

Contributing

Pull requests are welcome! Please check out CONTRIBUTING.md for contribution guidelines :)

License

Apache License 2.0 (as per LICENSE file)