a free php charts that can save the result as an image

i need to create a pdf report on cron job, and the report should include some charts. i used client side charts, but they will not suit for that.
is there a free library that have a variey of charts and can save the results as images to insert into the pdf reports?

best regards
Who is Participating?

[Product update] Infrastructure Analysis Tool is now available with Business Accounts.Learn More

I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

Loganathan NatarajanLAMP DeveloperCommented:
I use Jpgraph for my project purpose and then it can be saved to dir and to pdf.

Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
derridaAuthor Commented:
thanks i am checking it and it looks good. i tested their example, and it works, but when i try to display it in a pdf ( i use mpdf ) i get an error that the image cannot be displayed.

how do you insert it into a pdf?
Loganathan NatarajanLAMP DeveloperCommented:
how do you insert it into a pdf?

For that you need to embed the saved img graph in the pdf library as per @Frank Pennock link
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today

From novice to tech pro — start learning today.