An extremely fast Python linter and code formatter, written in Rust.
lsp-server
Counted from the Cargo.toml manifests of the 56 indexed repositories that declare lsp-server as a dependency — not download counts. Dependency data last verified 2026-08-13.
Crates that show up unusually often in lsp-server projects. The most distinctive pairings rank first — crates these projects use far more than the average indexed Rust project does, not just crates that are popular everywhere. Each percentage is the share of lsp-server projects that also use it.
A new type of shell
⭐️ A friendly language for building type-safe, scalable systems!
Relay is a JavaScript framework for building data-driven React applications.
A Rust compiler front-end for IDEs
PRQL is a modern language for transforming data — a simple, powerful, pipelined SQL replacement
The AI framework that adds the engineering to prompt engineering (Python/TS/Ruby/Java/C#/Rust/Go compatible)
A fast type checker and language server for Python
🦁 The Leo Programming Language. A Programming Language for Formally Verified, Zero-Knowledge Applications
Build system, successor to Buck
Better configuration for less
A Lua code formatter
An implementation of the Language Server Protocol for LaTeX
Markdown memory system for you and your AI agent
Fast SQL formatter/linter
Python Type Checker / Language Server
A Rust implementation of the Starlark language
A parser, formatter, validator, and language server for SQLite SQL. Built on SQLite's own grammar and tokenizer
Par (⅋) is an experimental concurrent programming language. It's an attempt to bring the expressive power of linear logic into practice.
A language server implementation for WGSL and WESL
Dora VM
A fast VHDL language server and analysis library written in Rust
Erlang Language Platform. LSP server and CLI.
PCB tooling by Diode Computers, Inc.
Modern plain text accounting. Beancount compatible.
A Language Server Protocol (LSP) for beancount files
LL(k) and LALR(1) parser generator for Rust and C#
Language server, formatter, and linter for Markdown, Quarto, and R Markdown
Just another R linter
A new Hardware Design Language that keeps you in the driver's seat
Prototype Rust-based SoftPLC
Rails as a specification; the deployment target is a build flag
Mathlingua is a language used to describe mathematical definitions, theorems, conjectures, and axioms in a way that can be easily written, read, and understood by both people and computers.
Fast YAML linter written in Rust (drop in replacement for yamllint - but with additional rules and features)
LaTeX language server, formatter, and linter
Shader tools for HLSL / GLSL / WGSL
Language support for kanata configuration files in VS Code
A rust crate for creating AST and LSP servers powered by tree-sitter.
LSP for JVM family languages
Intent as Code | the workflow language for AI. One file, 4 verbs, one Rust binary. Local-first, any model, AGPL-3.0. 🦋
purple garden is a lean scripting language designed for performance, with aggressive optimisations, JIT compilation, fine-grained memory control, and optional garbage collection.
The Kāra programming language — compiled via LLVM, with automatic parallelization and WebAssembly support.
Decompile, deobfuscate, and unpack almost anything: a universal, deterministic, single-binary reverse-engineering toolkit in Rust for Python, JVM/Android, .NET, WebAssembly, JS, Go, and native packers (UPX/PyArmor/PyInstaller/Nuitka) and 20+ more. Built for malware analysis, CTFs, and security research.
Basel Haskell Compiler - A next-generation Haskell compiler and runtime for 2026
Mindustry logic extension meta-programming language, for zero additional overhead!
Julia language server, formatter, and linter built in Rust
A Bison-inspired parser generator and compiler frontend framework for Rust, with IELR(1), LALR(1), GLR, and LSP support.