#language-server

Terraform Language Server

A fast type checker and language server for Python

A jq-like Markdown query language for command-line processing

Generate and validate ISO 20022 payment files (pain.001 v03-v12, pain.008) from CSV, SQLite, JSON, or Parquet. XSD and SEPA scheme validation, pain.002 and camt.053 parsers and builders, plus a CLI, REST API, MCP server, and LSP server for editor diagnostics. 🐍

The Svelte Language Server, and official extensions which use it

TOML Formatter / Linter / Language Server

Tinymist [ˈtaɪni mɪst] is an integrated language service for Typst [taɪpst].

Pure-Rust YAML 1.2 ecosystem: zero unsafe, 100% spec compliance (406/406 official suite), streaming-first serde, lossless CST, JSON-Schema validation. Library + CLI (noyafmt, noyavalidate) + LSP + MCP + WASM bindings.

Mermaid.js, but headless, in Rust.

LL(k) and LALR(1) parser generator for Rust and C#

Insert favourite gourd-related pun here

LSP implementation for the fish shell language 🐠

Open-source text-to-motion animation DSL. Write MarkdyScript to render animated scenes in the browser.

Language Server Protocol in C#

XGo Language Server that runs in the browser using WebAssembly

PromQL language server

A toolbox for building web applications with editors utilizing language servers.

A Ruby language server.