Linux命令

Ubuntu Download Sites and Mirror Sites Collection

Ubuntu Download Sites and Mirror Sites Collection

https://www.calcguide.tech/2025/08/23/ubuntu-download-sites-and-mirror-sites-collection/

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🌐 Official Ubuntu Download Sites

Official Main Sites

Release Archive

🌍 Domestic Mirror Sites (China) - ✅ Verified

Educational Network Mirrors

Tsinghua University Mirror ✅

USTC Mirror ✅

Shanghai Jiao Tong University Mirror ✅

Huazhong University of Science and Technology Mirror ✅

Beijing Jiaotong University Mirror ✅

Commercial Mirrors

Alibaba Cloud Mirror ✅

Huawei Cloud Mirror ✅

Tencent Cloud Mirror ✅

163 Mirror ✅

Sohu Mirror ✅

🌎 International Mirror Sites - ✅ Verified

Asia Region

Japan Mirror ✅

Korea Mirror ✅

Singapore Mirror ✅

Europe Region

Germany Mirror ✅

France Mirror ✅

UK Mirror ✅

Netherlands Mirror ✅

North America Region

USA Official Mirror ✅

Canada Mirror ✅

USA West Coast Mirror ✅

📦 Ubuntu Version Download Links

Ubuntu 22.04.4 LTS (Jammy Jellyfish) ✅

Ubuntu 20.04.6 LTS (Focal Fossa) ✅

Ubuntu 23.10 (Mantic Minotaur) ✅

Alternative Architectures

⚡ Download Recommendations

Mirror Selection by Region

China Mainland: Tsinghua, Alibaba Cloud, USTC

Asia-Pacific: Japan, Singapore, Korea mirrors

Europe: Germany, France, Netherlands mirrors

North America: Official US mirrors

Other Regions: Choose geographically closest mirror

Download Methods

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# Using wget (Recommended)
wget https://releases.ubuntu.com/22.04/ubuntu-22.04.4-desktop-amd64.iso

# Using aria2 for multi-threaded download
aria2c -x 16 -s 16 https://releases.ubuntu.com/22.04/ubuntu-22.04.4-desktop-amd64.iso

# Using curl
curl -O https://releases.ubuntu.com/22.04/ubuntu-22.04.4-desktop-amd64.iso

# Resume interrupted download
wget -c https://releases.ubuntu.com/22.04/ubuntu-22.04.4-desktop-amd64.iso

Verify File Integrity

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# Verify SHA256 checksum
sha256sum ubuntu-22.04.4-desktop-amd64.iso

# Verify with official checksum file
wget https://releases.ubuntu.com/22.04/SHA256SUMS
sha256sum -c SHA256SUMS 2>&1 | grep ubuntu-22.04.4-desktop-amd64.iso

# Verify GPG signature
wget https://releases.ubuntu.com/22.04/SHA256SUMS.gpg
gpg --verify SHA256SUMS.gpg SHA256SUMS

🔧 Related Tools

Image Writing Tools

Rufus (Windows) - https://rufus.ie/

Etcher (Cross-platform) - https://www.balena.io/etcher/

UNetbootin (Cross-platform) - https://unetbootin.github.io/

Ventoy (Multi-image management) - https://www.ventoy.net/

Startup Disk Creator (Ubuntu built-in)

Command Line Tools (Linux)

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# Using dd (Linux)
sudo dd if=ubuntu-22.04.4-desktop-amd64.iso of=/dev/sdX bs=4M status=progress oflag=sync

# Using dd (macOS)
sudo dd if=ubuntu-22.04.4-desktop-amd64.iso of=/dev/rdiskX bs=1m

# Using balenaEtcher CLI
sudo etcher-cli ubuntu-22.04.4-desktop-amd64.iso --drive /dev/sdX

🔄 Repository Mirror Configuration

Using Chinese Mirrors for Package Updates

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# Backup original sources list
sudo cp /etc/apt/sources.list /etc/apt/sources.list.backup

# Edit sources list
sudo nano /etc/apt/sources.list

# Replace with Tsinghua mirror (Ubuntu 22.04 example)
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy main restricted universe multiverse
deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-security main restricted universe multiverse
deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-security main restricted universe multiverse

Quick Mirror Switch Script

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#!/bin/bash
# Switch to Tsinghua mirror
sudo sed -i 's/archive.ubuntu.com/mirrors.tuna.tsinghua.edu.cn/g' /etc/apt/sources.list
sudo sed -i 's/security.ubuntu.com/mirrors.tuna.tsinghua.edu.cn/g' /etc/apt/sources.list
sudo apt update

⚠️ Important Notes

Security and Verification

Always verify checksums after download

Use official or trusted mirrors only

Check GPG signatures when available

Verify file size matches expected size

System Requirements

  • Desktop: 4GB RAM minimum, 25GB disk space

  • Server: 1GB RAM minimum, 5GB disk space

  • Recommended: 8GB+ RAM, 50GB+ disk space

  • Ubuntu is free and open-source

  • Complies with Ubuntu Copyright Policy

  • Commercial use permitted under Ubuntu Licensing

📊 Mirror Status Check

Quick Test Commands

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# Test mirror connectivity
curl -s -o /dev/null -w "%{http_code}" https://mirrors.tuna.tsinghua.edu.cn/ubuntu-releases/

# Test download speed (small file)
time wget -O /dev/null https://mirrors.tuna.tsinghua.edu.cn/ubuntu-releases/HEADER.html

# Compare multiple mirrors
for mirror in "releases.ubuntu.com" "mirrors.tuna.tsinghua.edu.cn" "mirrors.aliyun.com"; do
    echo "Testing $mirror:"
    time wget -O /dev/null "https://$mirror/ubuntu-releases/HEADER.html" 2>&1 | grep real
done

🆘 Troubleshooting

Common Issues

Download interrupted: Use wget -c to resume

Checksum mismatch: Re-download from different mirror

Slow download: Try different geographic mirrors

Connection timeout: Check firewall/proxy settings

Alternative Download Methods

  • Torrent: Official Ubuntu torrents available

  • BitTorrent: P2P download option

  • CDN: Use commercial CDN mirrors

  • Local cache: University/institutional mirrors

All links marked with ✅ have been verified as working. This collection provides comprehensive options for downloading Ubuntu from the fastest and most reliable sources based on your geographic location.

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