🎯

zig-docs

🎯Skill

from 0xbigboss/claude-code

VibeIndex|
What it does

Retrieves Zig language documentation from Codeberg sources, standard library files, and online references via CLI commands.

zig-docs

Installation

Install skill:
npx skills add https://github.com/0xbigboss/claude-code --skill zig-docs
33
Last UpdatedJan 26, 2026

Skill Details

SKILL.md

Fetches Zig language and standard library documentation via CLI. Activates when needing Zig API details, std lib function signatures, or language reference content that isn't covered in zig-best-practices.

Overview

# Zig Documentation Fetching

Instructions

  • Use raw Codeberg sources for std lib documentation (most reliable)
  • Use pandoc for language reference from ziglang.org (works for prose content)
  • The std lib HTML docs at ziglang.org are JavaScript-rendered and return empty content; avoid them
  • Zig source files contain doc comments (//! for module docs, /// for item docs) that serve as authoritative documentation

Quick Reference

Fetch Standard Library Source (Recommended)

Standard library modules are self-documenting. Fetch source directly:

```bash

# Module source with doc comments

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/.zig"

# Common modules:

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/log.zig"

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/mem.zig"

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/fs.zig"

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/heap.zig"

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/debug.zig"

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/testing.zig"

```

Fetch Allocator Interface

```bash

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/mem/Allocator.zig"

```

Fetch Language Reference (Prose)

```bash

# Full language reference (large, ~500KB of text)

pandoc -f html -t plain "https://ziglang.org/documentation/master/"

# Pipe to head for specific sections

pandoc -f html -t plain "https://ziglang.org/documentation/master/" | head -200

```

List Standard Library Contents

```bash

# List all std lib modules via Codeberg API

curl -sL "https://codeberg.org/api/v1/repos/ziglang/zig/contents/lib/std" | jq -r '.[].name'

# List subdirectory contents

curl -sL "https://codeberg.org/api/v1/repos/ziglang/zig/contents/lib/std/mem" | jq -r '.[].name'

```

Fetch zig.guide Content

```bash

# Landing page and navigation

pandoc -f html -t plain "https://zig.guide/"

```

Documentation Sources

| Source | URL Pattern | Notes |

|--------|-------------|-------|

| Std lib source | codeberg.org/ziglang/zig/raw/branch/master/lib/std/ | Most reliable; includes doc comments |

| Language reference | ziglang.org/documentation/master/ | Use pandoc; prose content |

| zig.guide | zig.guide/ | Beginner-friendly; use pandoc |

| Codeberg API | codeberg.org/api/v1/repos/ziglang/zig/contents/lib/std | List directory contents |

Common Module Paths

| Module | Path |

|--------|------|

| Allocator | lib/std/mem/Allocator.zig |

| ArrayList | lib/std/array_list.zig |

| HashMap | lib/std/hash_map.zig |

| StringHashMap | lib/std/hash/map.zig |

| File System | lib/std/fs.zig |

| File | lib/std/fs/File.zig |

| IO | lib/std/Io.zig |

| Logging | lib/std/log.zig |

| Testing | lib/std/testing.zig |

| Debug | lib/std/debug.zig |

| Heap | lib/std/heap.zig |

| Build System | lib/std/Build.zig |

| JSON | lib/std/json.zig |

| HTTP | lib/std/http.zig |

| Thread | lib/std/Thread.zig |

| Process | lib/std/process.zig |

Version-Specific Documentation

Replace master with version tag for stable releases:

```bash

# 0.14.0 release

curl -sL "https://codeberg.org/ziglang/zig/raw/tag/0.14.0/lib/std/log.zig"

# Language reference for specific version

pandoc -f html -t plain "https://ziglang.org/documentation/0.14.0/"

```

Searching Documentation

Search for specific function/type in std lib

```bash

# Search for function name across std lib

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/.zig" | grep -A5 "pub fn "

# Example: find allocator.create

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/mem/Allocator.zig" | grep -A10 "pub fn create"

```

Extract doc comments

```bash

# Module-level docs (//!)

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/log.zig" | grep "^//!"

# Function/type docs (///)

curl -sL "https://codeberg.org/ziglang/zig/raw/branch/master/lib/std/mem/Allocator.zig" | grep -B1 "pub fn" | grep "///"

```

Troubleshooting

Empty content from ziglang.org/documentation/master/std/:

  • The std lib HTML docs are JavaScript-rendered; use raw Codeberg instead

pandoc fails:

  • Some pages require JavaScript; fall back to curl + raw Codeberg
  • Check URL is correct (no trailing slash issues)

Rate limiting on Codeberg API:

  • Use codeberg.org raw URLs directly instead of API
  • Cache frequently accessed content locally

References

  • Language Reference: https://ziglang.org/documentation/master/
  • Standard Library Source: https://codeberg.org/ziglang/zig/src/branch/master/lib/std
  • Zig Guide: https://zig.guide/
  • Release Tags: https://codeberg.org/ziglang/zig/tags

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