aria2 ☆
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Description:
Download with resuming and segmented downloading
Type: Formula  |  Latest Version: 1.37.0@1  |  Tracked Since: Dec 17, 2025
Links: Homepage  |  formulae.brew.sh
Category: Networking
Tags: downloader bittorrent cli networking http
Install: brew install aria2
About:
aria2 is a lightweight, high-performance command-line download utility that supports multiple protocols including HTTP/HTTPS, FTP, SFTP, BitTorrent, and Metalink. Its core value proposition is segmented downloading, which accelerates transfers by opening multiple connections to a server simultaneously. It also features robust resuming capabilities, allowing downloads to be restarted after network interruptions without losing progress.
Key Features:
  • Multi-protocol support (HTTP, FTP, BitTorrent, etc.)
  • Segmented downloading for maximum speed
  • Metalink/BitTorrent client functionality
  • Lightweight and low resource usage
Use Cases:
  • Accelerating large file downloads from servers with limited connection speed
  • Reliably downloading files over unstable network connections
  • Managing BitTorrent downloads via a lightweight command-line interface
Alternatives:
  • wget – wget is a classic tool for recursive downloads but lacks aria2's multi-connection speed and BitTorrent support.
  • curl – curl is a powerful data transfer tool, but aria2 is specialized for high-speed downloading and built-in torrent handling.
License: GPL-2.0-or-later
Dependencies: libssh2, openssl@3, sqlite
Bottles available for: arm64_tahoe, arm64_sequoia, arm64_sonoma, sonoma, arm64_linux, x86_64_linux
Version History
Detected Version Rev Change Commit
Sep 14, 2025 2:14pm 0 VERSION_BUMP 2374a0de
May 17, 2024 5:38pm 0 VERSION_BUMP 4d2c8054
Oct 5, 2023 12:26pm 2 VERSION_BUMP c00f257c
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