TRELLIS ranks #4 of 9 in our ai 3d generation models testing. plain mit with no caps, no territories and no conditions — and output that needs a whole pipeline behind it..
81/100
the only genuinely unrestricted licence in this ranking — no revenue cliff, no excluded countries, no field-of-use limits — attached to the least finished output.
why people look for an alternative
−baked colour textures, no pbr map separation
−glb export only — no fbx, obj or usdz
−no rigging or animation support at all
−needs a full external pipeline to reach production
stay with TRELLIS if plain mit — the only unrestricted licence here is the thing you care about most — nothing below beats it on that.
#1 in ai 3d generation models · quad topology at chosen face densities, full pbr maps, and characters delivered in t-pose so rigging just works.
89/100
verdictthe closest thing here to production-ready output straight from generation — held back only by a terms page that returns 404 when you go looking for the free tier's rights.
Rodin vs TRELLIS
TRELLIS
Rodin
price
free
$30/mo
free tier
yes
yes
price
free (self-hosted)
$30/mo
commercial rights
unrestricted (mit)
paid: any use; free: unverified
topology
mesh from gaussians, likely triangles
quad at 18k/50k, or triangle
pbr textures
baked colour only
full map set
rigging
none
t-pose output, no auto-rig
switch forgame and product pipelines where the asset has to survive import into an engine without a cleanup pass.
pros
+quad topology at selectable 18k or 50k face densities
+full pbr map export, not baked colour
+characters output in t-pose or a-pose for rigging
+five export formats including usdz and stl
cons
−terms page returns 404 — free-tier rights unverifiable
−no native auto-rigging, only rig-friendly posing
−$30/mo entry is the highest of the saas tools here
#2 in ai 3d generation models · generates parametrically rather than by diffusion, so clean topology and uvs come free — and reselling costs $50.
86/100
verdictthe strongest production story in the category because it sidesteps the problem rather than cleaning up after it — with resale rights gated behind the top tier.
Sloyd vs TRELLIS
TRELLIS
Sloyd
price
free
$15/mo
free tier
yes
yes
price
free (self-hosted)
$15/mo, $50 to resell
commercial rights
unrestricted (mit)
paid only; resale at pro
topology
mesh from gaussians, likely triangles
clean by construction
pbr textures
baked colour only
claimed, unconfirmed
rigging
none
full auto-rig, animated glb
switch forgame developers who want assets that import cleanly and arrive already rigged.
pros
+parametric generation gives clean topology by construction
+automatic uv unwrapping and lod generation
+genuine auto-rigging with animated glb export
+free tier allows one generation a day to evaluate
cons
−free tier is personal use only, no commercial rights
#3 in ai 3d generation models · six export formats and a real rigging pipeline — after you pay for the remesh step that makes the geometry usable.
84/100
verdictthe most complete toolchain here — generate, remesh to quads, auto-rig, export to six formats — with the honest caveat that step one alone gives you triangle soup.
Meshy vs TRELLIS
TRELLIS
Meshy
price
free
$20/mo
free tier
yes
yes
price
free (self-hosted)
$20/mo
commercial rights
unrestricted (mit)
free: cc by 4.0; paid: full
topology
mesh from gaussians, likely triangles
triangles, quads via remesh
pbr textures
baked colour only
textures yes, map set unconfirmed
rigging
none
auto-rig documented
switch forteams wanting the widest format coverage and an auto-rig workflow in one tool.
pros
+six export formats including 3mf for printing
+remesh tool converts to quads with face-count control
+documented character auto-rigging workflow
+100 free credits a month
cons
−raw generation output is triangle soup
−usable topology requires a separate credit-consuming step
−free-tier output needs attribution even when sold
#5 in ai 3d generation models · the cheapest capable paid tier here — and on the free tier, tripo keeps the model you generated.
78/100
verdictthe best-value paid plan in the category with a genuinely useful post-process api — and the bluntest free-tier ownership clause of anything here.
Tripo vs TRELLIS
TRELLIS
Tripo
price
free
$13.93/mo
free tier
yes
yes
price
free (self-hosted)
$13.93/mo
commercial rights
unrestricted (mit)
paid only; tripo owns free output
topology
mesh from gaussians, likely triangles
not documented
pbr textures
baked colour only
separate post-process step
rigging
none
skeletal setup + retargeting
switch forpipelines that want generation and post-processing exposed as separate api stages at a low monthly cost.
every tool on this page went through the same test as TRELLIS — same tasks, same order, scored the same way. the comparison tables are the figures from that testing, not vendor spec sheets.