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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
February 19th
A new aerospace and technology college will open at London Biggin Hill in partnership with London South East colleges. read more
February 19th
The Aircraft Electronics Association has elected new members to its board of directors for three-year terms. read more
February 19th
C&L Aerospace has expanded its Beech 1900D parts inventory with an additional 10,000 line items. read more
February 19th
For information about placing Classified Advertising in BA’s Marketplace Section, please contact Miguel Ornelas at 1 (661) 480-7000. read more
February 19th
TRAXXALL Technologies has a new client, Heliservicio, one of Mexico’s largest helicopter operators. read more
February 19th
The FAA is adopting a new airworthiness directive (AD) for certain Bombardier Inc. Model DHC-8-400 series airplanes. read more
From FlightGlobal
February 15th
Qantas's turnaround since 2015 may be an obvious case study for airline management textbooks but one voice has warned that its conservative financial management could actually be sowing the seeds of its next big challenge: fleet replacement.
February 14th
S&P Global Ratings has raised concerns that Qantas has under-invested in its fleet and faces large capital expenditure at the same time as it resumes paying company tax.
February 13th
Qantas has released the first pictures of its latest aircraft to bear an indigenous-inspired livery, this time on a Boeing 787-9.
February 13th
Delta Air Lines finds the proposed Boeing New Mid-market Airplane (NMA) "interesting", after reports that it hopes to launch the new aircraft.
February 13th
Virgin Atlantic has unveiled a special edition 'thank you' livery dedicated to its 9,000 staff around the world. The ***** now known as 'Sleeping Beauty' is the latest aircraft to be added to the already unique livery including Golden Girl, Lady Penelope ...
February 8th
Analysts and investors sounded alarm bells last month after United Airlines announced plans to grow by up to 6% annually until 2020. That reaction focused largely on the headline capacity number and its implications for yields, and less on how the airline...



  • 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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