The second release (R2) of LIRA-SAPR 2021 is available now. DXF import, 'Space', IFC import, walls, rotation of structure, check for design model, mesh quality, filter for elements, settings for FEA solver, 'SOIL' system, stress in soil, analysis of settlement, piles, flags of drawing, special FE, input tables, design sections, assemblage stages, model synchronization, forces by steps, DCF calculation, thermal load, dynamics module, distribution coefficient, dangerous direction of load, Cross-section Design Toolkit, fire resistance, types of pilot reinforcement (PR), analysis of reinforcement, 'AVANGARD' system, I-section, arbitrary bar, variable section, Analysis Client/Server, archive/backup, ZIP-file, DCL table.