Skip to content

Final Topology

by BlenderKit·Modeling

Illustrative cover generated by AnyPlugins — no product screenshot available.

Why we like it

Final Topology stands out in the Blender modeling space for bundling inverse subdivision snapping, unsubdivide and shape freeze into one addon, and for offering a separate advanced version aimed at CAD and automotive modelers. A demo video is available.

What is Final Topology?

Final Topology is a Blender addon that introduces subdivision snapping, retopology and modeling tools for polygonal work. It adds tools that were missing and organizes several simple but essential ones, and ships in two versions: one for artists and one for CAM professionals.

At its core is inverse subdivision snapping, which snaps mesh vertices in edit mode so that, when the subdivision modifier is used, the resulting surface stays as close as possible to the target surface. A live 'Simulation' mode runs in realtime during modeling. Unsubdivide takes a mesh produced by an applied subdivision modifier, whether from Blender or another application, and recreates the original low-resolution mesh, while Shape Freeze changes the topology of a subdivision surface model while keeping the resulting shape as similar as possible.

The advanced version adds edit-mode constraints that are evaluated in a loop alongside subdivision surface snapping, plus loop align to normal plane, loop slide optimize and flatten selection. Version 1.2 adds support for the mirror modifier. Final Topology runs on Blender 4.0 and 3.6 under a GPL license.

Who is Final Topology best for?

Final Topology is best for blender artists and CAD or automotive modelers working with subdivision surfaces who need snapping, unsubdivide and topology-preserving tools for polygonal modeling.

How much does Final Topology cost?

Final Topology is completely free to download and use.

Key features

  • Inverse subdivision snapping that snaps vertices in edit mode so the subdivision-modifier surface stays as close as possible to the surface, with neighbour-level and iteration settings
  • Live 'Simulation' mode that works in realtime during modeling, plus a single-step operator callable with a shortcut for an arbitrary number of iterations
  • Unsubdivide, which recreates the original low-resolution mesh from a mesh with an applied subdivision modifier; higher iteration counts yield more precise results
  • Shape Freeze for changing the topology of a subdivision surface model while keeping the resulting shape as similar as possible
  • Advanced-version constraints (currently snapping to plane) evaluated in a loop together with subdivision surface snapping, with selectable weighting algorithms
  • Loop align to normal plane and loop slide optimize, which balances the angles between a loop's edges
  • Flatten selection, a flatten-to-median-plane operator similar to LoopTools

Tags

#Blender#subdivision surface#retopology#polygonal modeling#snapping#unsubdivide#CAD modeling#modeling tools

Frequently asked questions

Does Final Topology work with Blender 4.0?

Final Topology lists compatibility with Blender 4.0 and 3.6, so it covers those two versions specifically. If you run a different Blender release, check the developer's page before installing to confirm the addon loads correctly, since it ties into Blender's modifier and edit-mode systems. The tools operate in edit mode and rely on the subdivision modifier, so a working subdivision surface setup is part of using it as intended. For anything outside the listed versions, the developer's page is the place to confirm current support.

What's the difference between the artist and CAD versions of Final Topology?

Final Topology ships in two versions. The artist version includes the core tools: inverse subdivision snapping, shape freeze and unsubdivide. The version aimed at CAD and automotive modelers adds edit-mode constraints that are evaluated in a loop together with subdivision surface snapping, more settings for neighbour levels and iterations, and the ability to pick the weighting algorithm for different use cases. It also adds loop align to normal plane, loop slide optimize and flatten selection. Which one fits depends on whether you need the extra CAD-oriented tooling on top of the basics.

What does the 1.2 update add to Final Topology?

Final Topology's 1.2 update adds support for the mirror modifier. Beyond that specific change, the addon's toolset centers on inverse subdivision snapping, unsubdivide and shape freeze, with a live 'Simulation' mode that works in realtime during modeling and a single-step operator you can call with a shortcut for an arbitrary number of iterations. For the full history of changes and any releases after 1.2, the developer's page is the best reference, since it tracks the current version and its update notes.

Is Final Topology free to use?

Final Topology is listed as free in this catalog. Licensing can change over time, and the addon itself is distributed under a GPL license, so for the most current terms and any version options it's worth checking the developer's page directly. The GPL license governs how the code can be used and redistributed. If you want to confirm what's included before installing, the developer's page carries the up-to-date details on availability and any tiers.

Alternatives to Final Topology

Also in Modeling for Blender.

Similar plugins