What is Autodesk Arnold?
Autodesk Arnold software is an advanced Monte Carlo ray tracing renderer that helps you deliver beautiful and predictable results.
Navigate through the software with simple and intuitive controls.
Produce professional-grade renders with full artistic control.
Get immediate results with interactive rendering.
27 May 2026
HtoA 6.5.1.2 is a bugfix release using Arnold 7.5.1.2. For the full list of features in HtoA 6.5.1.0, see the HtoA 6.5.1.0 release notes.
Bug Fixes
Bug Fixes
HTOA-3275 – Wrong overscan for some resolutions
HTOA-3278 – Fix slow shader network updates
ARNOLD-8717 – Interactive changes to a sphere center or radius are not transferred to its instances
ARNOLD-12159 – Dispersion transmission incorrectly raises error_color_bad_pixel debug coloring (blue pixels)
ARNOLD-14076 – standard_hair shading artifacts when used with non-curves objects
ARNOLD-15737 – Fix Ctrl+C (SIGINT) being ignored when Arnold is run in background or automated runs
ARNOLD-16842 – Modification of child object matrix in procedural_update is randomly ignored
ARNOLD-17339 – Log messages that were intended to show up only once could show up multiple times
ARNOLD-17411 – kick crashes when you render an ASS file that does not define any render outputs
ARNOLD-17682 – Some node parameter changes can be randomly lost during scene update
ARNOLD-17696 – Error when assigning MaterialX shader to a USD prim
ARNOLD-17708 – Crash on process exit when Arnold library is loaded with deep bindings
ARNOLD-17712 – SSS is broken with native instancing
ARNOLD-17728 – Fix regression of rare crash when compiling OSL shaders during IPR
ARNOLD-17748 – Fix random crashes/hangs at process exit and during rendering with network (NLM) licenses
ARNOLD-17757 – Artifacts when using oriented curves with a scaled transform matrix
ARNOLD-17766 – Point cloud cache causes a CUDA exception when used with multiple GPUs
etc > https://help.autodesk.com/view/ARNOL/ENU/?guid=arnold_for_houdini_6512_html
Houdini, Houdini FX, Houdini Indie and Houdini Education
20.0.896
20.5.684
21.0.700
21.0.729
HOUDINI V21.5.487 GIVEN AT THE BOTTOM.
Downloads: show love to dev by purchasing if you can afford it
IF THE LINKS ARENT WORKING, THEN PLEASE ACT LIKE A GROWN UP AND MESSAGE ME/ COMMENT HERE OR ON DISCORD AND I WILL UPDATE THESE LINKS QUICKLY! MAKE SURE YOU DOWNLOADING PROPER FILE WITH PROPER EXTENSION LIKE .ZIP OR .RAR
Filename: Arnold_for_Houdini_21.0.700_HtoA_6.5.1.2_Win.rar [82.4 MB]
Official Discord : https://discord.gg/M2kqB4M9tG
USE IDM FOR FASTER DOWNLOAD.
https://send.now/8o480wgasu4d – windows
https://send.now/ceu9sy12zxn1 – windows
https://send.now/py1ceqommtiz – windows
FOR MAC USE THIS LINK > https://send.now/3m2fb88uihvw
https://send.now/uora7a5tdvn0 houdini portable
Houdini v21.0.458 2025 crack : https://www.vfxmed.com/2025/09/sparrows-houdini-fx-v21-0-458-crack-2025-download/
MIRRORS:
for mega and g drive links – contact admin.