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Tools · cae simulation · Alternatives

Nastran alternatives

As of 4 November 2026, 39 cae simulation are named by companies instead of Nastran: Ansys by 1,369 companies, ETAP by 805, SKM PowerTools by 555.

As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.

Nastran, companies in postings
370
Most used alternative
Ansys · 1,369
Fastest hiring, 90 days
Ansys
Alternatives ranked
39
Catalogue
T-1.0.1-prov
01Ranked by evidence

cae simulation companies choose instead of Nastran

Companies naming each tool in their own postings, and postings in the last 90 days. Bars are relative to the category leader.

#AlternativeCompaniescompaniesvs Nastranpostings, 90 dCompare
1
AnsysAnsys
1,369370%5,181Nastran vs Ansys →
2
ETAPETAP (Operation Technology Inc.)
805218%3,132Nastran vs ETAP →
3
SKM PowerToolsSKM Systems Analysis
555150%2,265Nastran vs SKM PowerTools →
4
AbaqusDassault Systemes
532144%1,604Nastran vs Abaqus →
5
479129%1,213Nastran vs COMSOL Multiphysics →
6
441119%1,810Nastran vs Ansys HFSS →
7
390105%906Nastran vs Ansys Fluent →
8
PSCADManitoba Hydro International
30582%1,062Nastran vs PSCAD →
9
CST Studio SuiteDassault Systèmes
30181%945Nastran vs CST Studio Suite →
10
27574%632Nastran vs Zemax OpticStudio →
11
26271%640Nastran vs DIgSILENT PowerFactory →
12
PVsystPVsyst SA
25068%433Nastran vs PVsyst →
13
EasyPowerEasyPower
24065%816Nastran vs EasyPower →
14
PSS/ESiemens
23463%714Nastran vs PSS/E →
15
Aspen HYSYSAspenTech
23363%521Nastran vs Aspen HYSYS →
16
20154%497Nastran vs Simcenter STAR-CCM+ →
17
18650%805Nastran vs Ansys STK →
18
LS-DYNAAnsys
18049%527Nastran vs LS-DYNA →
19
FemapSiemens
17848%647Nastran vs Femap →
20
CAESAR IIHexagon
17347%420Nastran vs CAESAR II →
21
SOLIDWORKS SimulationDassault Systemes
16043%259Nastran vs SOLIDWORKS Simulation →
22
15943%343Nastran vs Ansys Mechanical →
23
OpenFOAMOpenFOAM Foundation
15442%342Nastran vs OpenFOAM →
24
PLECSPlexim
15442%396Nastran vs PLECS →
25
Aspen PlusAspenTech
14038%251Nastran vs Aspen Plus →
26
13938%436Nastran vs Altair HyperMesh →
27
13536%270soon
28
13436%226soon
29
12333%409soon
30
11932%359soon
31
CODE VSynopsys
11230%294soon
32
Thermal DesktopCullimore and Ring (Ansys)
11230%346soon
33
11130%299soon
34
CYMEEaton
10729%270soon
35
SimcenterSiemens
10328%326soon
36
10127%258soon
37
9325%331soon
38
9325%185soon
39
FlexSimFlexSim Software
8824%445soon
10,296 companies name a cae simulation in their postings.

Filter on any of them, or on Nastran users who also name an alternative, and open the person who owns the stack.

Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.

Cite this

Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.

39 cae simulation are named by companies instead of Nastran: Ansys by 1,369 companies, ETAP by 805, SKM PowerTools by 555, measured from their own job postings. (Breaknorm, 4 November 2026, https://breaknorm.co/tools/nastran/alternatives)
How we know

Read from the source, not self-reported

Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →

  • RankingCompanies whose own postings name the tool as the team's system, from the Breaknorm technology catalogue T-1.0.1-prov. Editions are folded into their parent product.
  • 90-day postingsOpen postings first seen or posted in the last 90 days that name the tool.
  • Not includedRatings, prices, feature claims, sponsored positions.
FAQ

Nastran alternatives: questions

What is the most used alternative to Nastran?

Ansys: 1,369 companies name it in their own job postings, against 370 for Nastran.

How is this list ranked?

By the number of companies whose own postings name the tool as the team's system (Breaknorm technology catalogue T-1.0.1-prov), then by postings in the last 90 days. No ratings, no vendor input, no sponsored positions.

Does this say which is better?

No. It says who uses what, by company size, industry and country, so you can see which tools companies like yours choose. For features and prices, read the vendors.

Can I get the companies on any of these?

Yes: click the tool, see the first 20 companies, and sign up for the full list with verified e-mails. Counting is free.

Companies and people

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Every company on Nastran
or on what replaces it

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