Computer Languages History
Below, you can see the preview of the Computer Languages History (move on the white zone to get a bigger image): If you want to print this timeline, you can freely download one of the following PDF files: There is only 50 languages listed in my chart, if you don't find "your" language, see The Language List of Bill Kinnersley (he has listed more than 2500 languages). Here is the ChangeLog of this history. Note: I have now a page where I explain how I build this chart.
Related: Langages de programmation