ormolu VS haskell-language-server

Compare ormolu vs haskell-language-server and see what are their differences.


A formatter for Haskell source code (by tweag)


Official haskell ide support via language server (LSP). Successor of ghcide & haskell-ide-engine. (by haskell)
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ormolu haskell-language-server
4 60
710 1,916
2.7% 5.2%
8.7 9.5
2 days ago 2 days ago
Haskell Haskell
GNU General Public License v3.0 or later Apache License 2.0
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.


Posts with mentions or reviews of ormolu. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-01-24.


Posts with mentions or reviews of haskell-language-server. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-01-11.

What are some alternatives?

When comparing ormolu and haskell-language-server you can also consider the following projects:

lsp-mode - Emacs client/library for the Language Server Protocol

vscode-haskell - VS Code extension for Haskell, powered by haskell-language-server

neovim - Vim-fork focused on extensibility and usability

coc.nvim - Nodejs extension host for vim & neovim, load extensions like VSCode and host language servers.


fourmolu - A fourk of ormolu that uses four space indentation and allows arbitrary configuration. Don't like it? PRs welcome!

lsp-haskell - lsp-mode :heart: haskell

ghc-proposals - Proposed compiler and language changes for GHC and GHC/Haskell

xmonad-testing - Stack/cabal setup for testing xmonad* and configurations

emacs-which-key - Emacs package that displays available keybindings in popup

hadolint - Dockerfile linter, validate inline bash, written in Haskell

cardano-sl - Cryptographic currency implementing Ouroboros PoS protocol