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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
December 18th
Boeing is beyond the point of no-return in its price-dumping trade dispute against Canada’s Bombardier, company representatives told reporters Dec. 15, and the results are expected to be cemented by Washington officials the week of Dec. 18. read more
December 18th
PRATT & WHITNEY has $6.7b U.S. Air Force contract for F119 engine sustainment for F-22 aircraft. read more
December 18th
Lee Aerospace in Wichita has signed a multiyear agreement to manufacture additional aircraft parts for Spirit AeroSystems. read more
December 18th
Content Source:  Aviation Week & Space Technology Roundup Cover Image:  ...
December 18th
Bell Helicopter has delivered four Bell 412EP helicopters to Argentina. read more
December 18th
Bell Helicopter’s Mirabel, Canada, facility has completed its 5,000th aircraft. read more
From FlightGlobal
December 15th
Delta Air Lines is tightening its focus on cost control in 2018, after seeing unit costs rise as much as 5% this year.
December 14th
Political considerations were an element in Vietnam Airlines' decision to obtain both the Boeing 787-9 and A350-900.
December 14th
Delta Air Lines has committed to 200 Airbus A321neos for the next phase of its narrowbody fleet replacement programme.
December 13th
Australian regional carrier JetGo Australia has entered an agreement with the City of Karratha that will see it commence twice-weekly Brisbane-Karratha-Singapore services from mid-2018.
December 11th
Vietnam Airlines is determined to launch services to the United States by the end of 2019, with more clarity expected soon about the country's FAA status.
December 8th
Malaysia Airlines disclosed that its RASK rose 2% year-on-year during the quarter ended 30 September, despite strong competition and adverse currency movements.



  • Link to XL-VIKING Display Your Math in Excel. Check your Spreadsheet calculations effortlessly with the XL-Viking Check & Display Functions. Basics free for download, professional version really acessible. See on LINKS.
  • Analysis & Design of Composite & Metallic Flight Vehicle Structures - Abbott - 2016 - First Edition. A new, up to date reference for structures engineers. Link for free download at:

  • New links on the LINKS page, to an easy way of calculating welded connections, 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.



B250 at Bubai 2017

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BOEING 787 - 9  first flight

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