This is a recommended maintenance release. Also see the release announcement.

• Support building for macOS 11 “Big Sur” and “Apple Silicon” (arm64)
• Fix a memory leak, particularly noticeable with multithreaded pipeline (#1077)
• Fix crash on macOS when unplugging device with threading active (#1082)
• Fix error with build_apps not working with certain versions of Python
• Fix DirectEntry/PGEntry flickering in the multithreaded pipeline (#1070)
• Fix sounds resuming on reactivation if stop() was called while inactive (#559)
• Collision traverser now releases GIL during traversal (#1033)
• Fix crash caused by some gamepad drivers on Linux (#1066)
• Add GraphicsPipe::get_display_zoom() for querying system DPI scaling
• Skinning-enabled shaders can now properly render unskinned models as well
• BitMask, SparseArray, BitArray types can now be pickled (#886)
• VFSImporter now properly detects source file encodings in Python 3
• Workaround for lighting bug with scenes imported using panda3d-gltf/blend2bam
• Fix compilation error with Bullet 2.90+
• Assimp library was updated in Windows thirdparty packages (#1020)
• libCg is now shipped as library instead of framework on macOS (#1079)
• Fix some erroneous warnings about missing modules in build_apps
• Add warnings to build_apps when forgetting dependencies in requirements.txt
• Add experimental TextureStage::M_emission mode
• Add experimental p3d_TextureNormal, p3d_TextureEmission, etc. GLSL inputs
• Fix ability to use deployment system when compiling without OpenSSL (#1073)
• Fix assorted issues with rgbPanel
• Fix comparison operator of RenderEffects object