Are you looking for charting tool for your presentation on web pages ? Google Chart API may be just right for you.
Other examples of chart you can create.
All the examples above are created on the fly on google server. If you would do it from your web hosting account, it would have eat up a lot of your server resources. Why not just leave it to Google API chart ?
Restriction :- NO restriction, as long as you do not abuse it. No limit on number of times you call the API, but you are advised to inform google in advance if you use more than 250k times in a single day.
Check out the detail API on http://code.google.com/apis/chart/ on how you can use it.
YSlow is a FREE tool analyzes web pages and tells you why they’re slow based on the rules for high performance web sites. YSlow is a Firefox add-on integrated with the popular Firebug web development tool. YSlow gives you:
How can YSlow helps you ?
Your hosting account plays an important factor too, make sure you choose hosts with Multiple high speed backbone to have the highest possible speed. Check out best hosts.
Do you get notified when website is down ? If you do, how ? Via Email? What if email is congested or even email server is down?
With Justuptime.com website monitoring service, you now can get notified via SMS and/or Email notification whenever website is down.
Justuptime.com is able to monitor your website (http and https), DNS server, mail server (POP3/IMAP/SMTP checks) and can tell when your website/webpage contains certain keywords!