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Nix

Advanced Topics›

Advanced Topics
Tuning Cores and Jobs
Verifying Build Reproducibility
Distributed Builds
Using the `eval-profiler`
Using the `post-build-hook`

Architecture›

Architecture

C Api›

C API

Command Ref›

Command Ref
Conf File Prefix
Common Environment Variables
Experimental Commands
Files
Main Commands
Nix Build
Nix Channel
Nix Collect Garbage
Nix Copy Closure
Nix Daemon
Nix Env
Nix Hash
Nix Instantiate
Nix Prefetch Url
Nix Shell
Nix Store
Opt Common
Special exit codes for build failure
Utilities
Channels
Default Nix Expression
Manifest.Json
Manifest.Nix
Profiles
Delete Generations
Environment variables
Install
List Generations
Opt Common
Query
Rollback
Name
Set Flag
Switch Generation
Switch Profile
Uninstall
Upgrade
Name
Add Fixed
Delete
Name
Dump Db
Export
Name
Generate Binary Cache Key
Import
Load Db
Opt Common
Optimise
Print Env
Query
Read Log
Realise
Repair Path
Restore
Serve
Verify
Verify Path

Development›

Development
Running Benchmarks
Building Nix
CLI guideline
Contributing
C++ style guide
Data Modeling Guidelines
Debugging Nix
Contributing documentation
Experimental Features
Static Analysis
Running tests

Glossary›

Glossary

Installation›

Installation
Building Nix from Source
Environment Variables
Installing a Binary Distribution
Using Nix within Docker
Installing Nix from Source
Multi-User Mode
Nix Security
Obtaining the Source
Prerequisites Source
Single-User Mode
Supported Platforms
Uninstalling Nix
Upgrading Nix

Introduction›

Introduction

Language›

Nix Language
Advanced Attributes
Builtins Prefix
Builtins Suffix
Language Constructs
Derivations
Evaluation
Identifiers
Import From Derivation
Operators
Scoping rules
String context
String interpolation
String literals
Language Constructs
Data Types
Data Types
Variables
Lookup path

Package Management›

Package Management
Serving a Nix store via HTTP
Garbage Collection
Garbage Collector Roots
Profiles
Sharing Packages Between Machines
Serving a Nix store via SSH

Protocols›

Protocols
Binary Cache
Derivation "ATerm" file format
JSON Formats
Nix Archive (NAR) format
Nix32 Encoding
Complete Store Path Calculation
Lockable HTTP Tarball Protocol
`.narinfo` Format
`nix-cache-info` Format
Build Result
Build Trace Entry
Content Address
Derivation
Deriving Path
File System Object
Hash
Signature
Store
Store Object Info
Store Path
Options
Resolved

Quick Start›

Quick Start

Release Notes›

Nix Release Notes
Release 0.10 (2006-10-06)
Release 0.10.1 (2006-10-11)
Release 0.11 (2007-12-31)
Release 0.12 (2008-11-20)
Release 0.13 (2009-11-05)
Release 0.14 (2010-02-04)
Release 0.15 (2010-03-17)
Release 0.16 (2010-08-17)
Release 0.5 and earlier
Release 0.6 (2004-11-14)
Release 0.7 (2005-01-12)
Release 0.8 (2005-04-11)
Release 0.8.1 (2005-04-13)
Release 0.9 (2005-09-16)
Release 0.9.1 (2005-09-20)
Release 0.9.2 (2005-09-21)
Release 1.0 (2012-05-11)
Release 1.1 (2012-07-18)
Release 1.10 (2015-09-03)
Release 1.11 (2016-01-19)
Release 1.11.10 (2017-06-12)
Release 1.2 (2012-12-06)
Release 1.3 (2013-01-04)
Release 1.4 (2013-02-26)
Release 1.5 (2013-02-27)
Release 1.5.1 (2013-02-28)
Release 1.5.2 (2013-05-13)
Release 1.6 (2013-09-10)
Release 1.6.1 (2013-10-28)
Release 1.7 (2014-04-11)
Release 1.8 (2014-12-14)
Release 1.9 (2015-06-12)
Release 2.0 (2018-02-22)
Release 2.1 (2018-09-02)
Release 2.10 (2022-07-11)
Release 2.11 (2022-08-24)
Release 2.12 (2022-12-06)
Release 2.13 (2023-01-17)
Release 2.14 (2023-02-28)
Release 2.15 (2023-04-11)
Release 2.16 (2023-05-31)
Release 2.17 (2023-07-24)
Release 2.18 (2023-09-20)
Release 2.19 (2023-11-17)
Release 2.2 (2019-01-11)
Release 2.20.0 (2024-01-29)
Release 2.21.0 (2024-03-11)
Release 2.22.0 (2024-04-23)
Release 2.23.0 (2024-06-03)
Release 2.24.0 (2024-07-31)
Release 2.25.0 (2024-11-07)
Release 2.26.0 (2025-01-22)
Release 2.27.0 (2025-03-03)
Release 2.28.0 (2025-04-02)
Release 2.29.0 (2025-05-14)
Release 2.3 (2019-09-04)
Release 2.30.0 (2025-07-07)
Release 2.31.0 (2025-08-21)
Release 2.32.0 (2025-10-06)
Release 2.33.0 (2025-12-09)
Release 2.34.0 (2026-02-27)
Release 2.4 (2021-11-01)
Release 2.5 (2021-12-13)
Release 2.6 (2022-01-24)
Release 2.7 (2022-03-07)
Release 2.8 (2022-04-19)
Release 2.9 (2022-05-30)

Store›

Nix Store
Build Trace
Building
Store Derivation and Deriving Path
File System Object
Appendix: Math notation
Derivation Resolution
Secrets
Store Object
Store Path and Store Directory
Derivation Outputs and Types of Derivations
Content-Addressing File System Objects
Exposing File System Objects in real operating system file systems
Content-Addressing Store Objects
Content-addressing derivation outputs
Input-addressing derivation outputs

llms.txt·full·src

Nix

JSON Formats

docharvest

Upstream documentation, vendored into versioned packs. Humans browse; agents fetch per-tech llms.txt.

/docs/github.com/docharvest site source