---
sidebar_label: Introduction
---
# DCR — C/C++ Build Tool & Package Manager
<details>
<summary>Quick reference</summary>
```bash
# Installation (dcrup)
curl -fsSL https://sh.dcr-tool.ru | sh -s -- self-install
export PATH="$HOME/.dcr/bin:$PATH"
dcrup install stable
# Create a project
dcr new my-app
cd my-app
# Build and run
dcr build
dcr run
# Run tests
dcr test
# Add a dependency
dcr add fmt
# Generate IDE files
dcr gen vscode
```
</details>
## Contents
| Section | Description |
|---------|-------------|
| [Getting Started](/docs/getting-started/installation) | Installation and first steps |
| [Commands](/docs/commands/project-commands) | All CLI commands |
| [Reference](/docs/reference/dcr-toml) | Configuration, build, dependencies, platforms |
| [Testing](/docs/testing/test-framework) | Built-in test framework |
| [Recipes](/docs/recipes/cross-to-windows) | Common scenarios |
| [IDE Integration](/docs/ide-integration) | VS Code, CLion, compile_commands.json |
| [Self Update](/docs/self-update) | Auto-update |
| [FAQ](/docs/faq) | Frequently asked questions |
| [Changelog](/docs/changelog) | Version history |
| [License](/docs/license) | DCR and vendored library licenses |
| [Contributing](/docs/contributing) | DCR development |
## Features
- **Incremental builds** — mtime + `.d` headers + SHA256 fingerprint
- **Parallel compilation** — thread::scope, atomic task queue
- **7 backends** — gcc/clang (unix_cc), MSVC/clang-cl (msvc), GAS, NASM, MASM, FASM, LLVM IR
- **8 project kinds** — bin, staticlib, sharedlib, efi, elf, none, custom, flat-bin
- **Disk images** — optional `[archive]` packs FAT12/16/32 images after build
- **Cross-compilation** — short names and full triples
- **Profiles** — debug / release with field overrides
- **Workspaces** — multi-package projects with topological sort
- **Registry + Git + Path** — three dependency mechanisms
- **IDE generation** — VS Code, CLion, compile_commands.json, JSON metadata
- **pkg-config** — automatic system library discovery
- **Per-command `--help`** — `dcr build --help`, `dcr new --help`, etc.
- **Man pages** — `man dcr`, `man dcr-build`, `man dcr-new`