You're looking to download Jaspersoft Studio 6.6.0. Here are the steps:
Do not attempt to run this version on Java 9+ without modifications—it will likely fail due to removed APIs. download jaspersoft studio 6.6.0
Before downloading and installing Jaspersoft Studio 6.6.0, ensure that your system meets the following requirements: You're looking to download Jaspersoft Studio 6
TIBCO_Jaspersoft_Studio_6.6.0_windows_x86_64.exeTIBCO_Jaspersoft_Studio_6.6.0_windows_x86_32.exeTIBCO_Jaspersoft_Studio_6.6.0_macosx_cocoa_x86_64.dmgTIBCO_Jaspersoft_Studio_6.6.0_linux_x86_64.tgzOnce the installation is complete, launch Jaspersoft Studio 6.6.0 by: Windows 64-bit: TIBCO_Jaspersoft_Studio_6
TIBCO Jaspersoft domain (now part of Cloud Software Group).How to Download JasperSoft Studio 6.6.0 (Legacy Version Guide)