Online Tools

Password

• Password Generator: https://passwrd.in 
• Modemly : Find the default password of the routers

Linux VPS Benchmark

• https://bench.monster/ 
  curl -LsO bench.monster/speedtest.sh; bash speedtest.sh
curl -LsO bench.monster/speedtest.sh; bash speedtest.sh -asia
• yabs.sh 
  curl -sL yabs.sh | bash 
• bench.sh 
  wget -qO- bench.sh | bash
• benchy.pw
  wget -qO- benchy.pw | sh
  
• news.sh
  curl -sL nws.sh | bash
wget -qO- nws.sh | bash
  

 Network Troubleshoot

• Port Forwarding Tester 
• Ping.pe
• CanYouSeeMe.org
• Globalping

IP Reputation (IP 聲望)

架設網站或者郵件伺服器之前，最好先評估伺服器的公用 IP 的聲望指數。如果太低，就會影響服務的可用性。

• Cisco: Talos
• Google: Google Postmaster Tools
• Sender Score
• IPQuality - Shell 腳本檢測主機 Public IP 品質健檢，例如黑名單

World Time

• Time.is

ASCII Art Text

• Multiline ASCII Text Art Converter - 𝐓𝐞𝐱𝐭𝐅𝐚𝐧𝐜𝐲.𝐜𝐨𝐦 (texteditor.com)
• Text to ASCII: The best ASCII Art Generator & Maker
• ASCII Art（AA）生成器：從文本和圖像生成ASCII Art（AA） | RAKKOTOOLS🔧

DB diagram editors

• drawDB - SQL 視覺化線上工具
• ChartDB - Free and open-source database diagrams editor, visualize and design your DB with a single query

其他

• Copy.sh - 體驗各種 x86 老舊作業系統。
• drawDB - SQL 視覺化線上工具
• Turndown - Convert HTML into Markdown with JavaScript.