
Kapowarr
Comic book library manager and downloader in the *arr ecosystem
1k stars 66 forks last commit first released GPL-3.0
Actively maintained
Last commit 29 Mar 2026.

Kapowarr is a web-based application for building and managing a digital comic book library, designed in the style of the *arr ecosystem. It helps you organize volumes and issues with rich metadata, and automates searching, downloading, and post-processing of comic files.
Key Features
- Import existing comic libraries and map volumes to folders
- Fetch and manage metadata for volumes and issues (commonly via ComicVine)
- Automated bulk actions such as searching monitored content for entire volumes
- Manual search and selection for fine-grained control over downloads
- Post-processing: rename, move, extract archives, and organize files to your preferred structure
- Supports multiple issue types and collections (e.g., TPBs, one-shots, hardcovers)
- Familiar *arr-style web UI and configurable automation settings
Use Cases
- Maintain a structured, metadata-rich archive of digital comics
- Automate acquisition and organization of ongoing series as new issues release
- Clean up inconsistent filenames and folder layouts across an existing collection
Limitations and Considerations
- Metadata and some automation depend on third-party providers and may be affected by rate limits or provider changes
Kapowarr is well-suited for anyone who wants an automated, *arr-like workflow for comics while keeping full control over naming, folders, and download decisions. It combines library management, metadata, and post-processing to keep a comic collection consistently organized.
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