holy f*ck, Opus 5.5 just made Houdini optional

holy f*ck, Opus 5.5 just made Houdini optional 7 free open-source repos doing the work of a $3,505/year Houdini FX seat Shatter. Collapse. Fire. Water. Cloth. Sand. Render. Every simulation here actually ran. Same license card, seven ways to destroy it All of it is free: Cell Fracture → breaks any mesh into Voronoi shards Bullet → rigid bodies that crash and pile up Mantaflow → fire, smoke and FLIP liquid OpenVDB → stores every voxel the sim spits out Newton → NVIDIA's GPU cloth and MPM sand Warp → the GPU kernels under Newton Cycles → the final production-quality render Save this before your next sim Drop the PDF below into Opus 5.5 and watch what comes out Then read the full motion design guide in the article below ↓