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Engineers' Tool Kit - The Free Engineering Tools Site


Free engineering tools, references and news for structural and stress engineers. Almost everything here is free to use and download. 

Find here: 

  • free engineering software, spreadsheets and programs 
  • references to books for stress analysis, fatigue, dynamics, etc. 
  • reports, requirements and manuals for free download or consulting 
  • free software download on the toolkit
  • links to material data, technical reports, unit conversions, etc 
  • news for engineering professionals, videos and more

Complete site content at Site Map


Our articles:    Engineers' Tool Kit - Our View

THE LATEST NEWS - for complete coverage go to NEWS page

From Aviation Week & Space Technology
November 3rd
Return to underlying profit bolsters a battered Qantas CEO Alan Joyce says Qantas is already meeting profitability targets just a few months after reporting massive annual losses. Virgin Australia, meanwhile, is comp...
November 3rd
As Air France and Lufthansa strive to cut costs, pilot strikes inflict major pain and demand outlook worsens Europe’s two biggest legacy airlines are focusing on how to make up for strike-related losses. read more
November 3rd
Lower fuel prices boost U.S. airline profits, but carriers remain wary about growing capacity The nine largest publicly traded U.S. carriers made money in the quarter ended Sept. 30, with several reporting record or ...
November 3rd
It is growing more likely that July 1, 2015, will not mark the initial operational capability (IOC) declaration for the F-35B desired by the U.S. Marine Corps, according to Pentagon procurement chief Frank Kendall. Also in jeopardy is the U.S. Air Force&r...
November 3rd
Antoine Gelain Musk’s approach strikes me as very similar to one used by another great creator and businessman of his time: Walt Disney. read more
November 3rd
Brazilian Gripen contract signed ahead of schedule Signature of a contract for 36 Saab JAS 39E/F Gripen fighters for Brazil—covering technology transfer, the development of the JAS 39F two-seater and a substantial ro...
From FlightGlobal
October 31st
Corrosion problems that resulted in the postponed delivery of the Royal Netherlands Navy’s NH Industries’ NH90 helicopter has cost the Dutch Department of Defence in excess of €100 million ($126 million), parliament has heard.
October 31st
​Austerity-gripped European countries would love China’s problems. As Beijing turns down the inflationary heat, Asia’s biggest economy will grow about 7% this year – much less than the double-digit rates of recent years, but eye-watering by Western standa...
October 30th
​The US Marine Corps still plans on having 10 war-ready Lockheed Martin F-35 Lightning II jets by July 1, 2015, but the loss of 45 flight testing days may mean that long-emphasised date will slip by days or weeks.
October 30th
​A Beechcraft King Air 200 crashed onto the top of a FlightSafety International building on 30 October near the Mid-Continent International airport in Wichita, Kansas, killing at least four, injuring several others and leaving some missing, airport ...
October 30th
​Bombardier is continuing to keep the fate of the Learjet 85 programme in limbo
October 30th
​A NATS and Thales team has been awarded a £1.5 billion ($2.4 billion) contract to provide the UK Ministry of Defence with an upgraded air traffic management capability over a 22-year period.



  • Two new links on the LINKS page, to AeroStudents and to Engineers Edge add more reference material and on line calculators of a broad range of engineering topics.

  • Free program for digitizing curves - CurveSnap, added to Programs page and link to on line curve digitizing site

  • Spreadsheet  on Spreadsheets page for extracting SPC loads from NASTRAN f06 output file

  • Link to MIL SPECS and more specifications, handbooks, on EverySpec  at LINKS page

  • New spreadsheets: stress-strain curve for non linear stress analysis and Neuber Plasticity correction using Ramberg&Osgood material curve added to the Spreadsheets page

  • Link to all regulations and specifications, from EASA, on the Regulations - Aircraft page  

  • New page:  CAD Programs with links for download, free, CAD Programs for 2D and 3D

  • New page:  Compilers with links for download, free, compilers for the most used programs for engineering and research.

  • New link on Links page to NASA site with NASA and NACA Technical reports for downloading.



Sukhoi Su-35 at Paris

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SOLAR IMPULSE: Wonderful engineering work

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