<ul data-eligibleForWebStory="true">Access to HSC data archive requires user registration, SQL queries are recommended method.Direct links to flat files for shape catalog noted as inaccessible in some cases.HSC emphasizes SQL queries for data retrieval to ensure structured access.Shape measurement in HSC is done using re-Gaussianization technique for galaxy shapes.HSC's lensing signal calibration involves detailed methodology and PSF determinations.HSC's curated shape catalog includes key masks and flags for weak lensing analyses.KiDS offers hybrid data access, combining querying and direct downloads.KiDS-1000 and KiDS-DR5 data releases show consistency with standard cosmological models.KiDS data access via ESO Archive Science Portal and direct downloads are provided.Cross-survey integration poses challenges due to differing shear measurement algorithms.