nixkil

Agent skill for Nix language programming, Nix package manager, and NixOS.

Tools

Package Management

Tool	Description
nix_search	Search for packages in nixpkgs
nix_package_info	Get detailed package metadata
nix_run	Run a package without installing
nix_shell	Enter a shell with packages available
nix_build	Build a package or derivation

Flake Operations

Tool	Description
flake_init	Initialize a new flake project
flake_show	Show flake outputs
flake_check	Validate a flake
flake_update	Update flake inputs
flake_lock_info	Show lock file information

NixOS Configuration

Tool	Description
nixos_option_search	Search NixOS options
nixos_option_info	Get option details and documentation
nixos_rebuild	Rebuild NixOS system configuration
nixos_generations	List system generations

Language Analysis

Tool	Description
nix_eval	Evaluate Nix expressions
nix_fmt	Format Nix files
nix_lint	Lint Nix files for issues
nix_repl_eval	Evaluate in REPL context
nix_parse	Parse and validate Nix syntax

Knowledge Areas

Area	Topics
nix-language	Syntax, types, functions, builtins, derivations
nixpkgs	Package overrides, overlays, cross-compilation
flakes	Structure, inputs/outputs, commands, templates
devenv	Development environments with services and pre-commit hooks
nixos	System configuration, modules, services
nix-darwin	macOS configuration with Nix
home-manager	User environment and dotfiles management
macos-linux-builder	Building Linux packages on macOS
troubleshooting	Common errors and solutions

Examples

DevShell Examples

• examples/devshells/golang/ - Go development environment
• examples/devshells/python/ - Python with venv and tooling
• examples/devshells/rust/ - Rust with cargo tools
• examples/devshells/nodejs/ - Node.js with TypeScript
• examples/devshells/java/ - Java with Maven and Gradle
• examples/devshells/multi-lang/ - Multiple languages in one flake

Devenv Examples

• examples/devenv/basic/ - Basic devenv setup
• examples/devenv/with-services/ - PostgreSQL, Redis services
• examples/devenv/with-precommit/ - Pre-commit hooks configuration