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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
October 27th
Selected accidents and incidents in September 2017. The following NTSB information is preliminary. read more
October 23rd
West Star Aviation’s Chattanooga, Tennessee, facility has signed an agreement with Embraer to receive Authorized Service Center approval. read more
October 23rd
Mente Group and Richard Roseman Airborne Designs (RRAD) are partnering to provide a new advanced completions management service called E-First/White Glove for VVIP and head-of-state customers. read more
October 23rd
Oct. 24-26—2017 Airports Canada Conference & Exhibition, Toronto, Ontario, read more
October 23rd
Matthew Hutchison has been named chief operating officer of Aurora Flight Sciences in Manassas, Virginia. read more
October 23rd
Av8 MRO, based in Houston, has launched a new replacement parts division called Av8PMA to specialize in engineering, certification and manufacturing of specialized replacement parts. read more
From FlightGlobal
October 18th
Delta Air Lines remains committed to its Bombardier CSeries order, following plans by Airbus to buy a majority stake in the programme.
October 17th
Delta Air Lines is looking at both the Airbus A320neo and Boeing 737 Max for an upcoming narrowbody order.
October 17th
Get an overview of airline capacity across the different regions, illustrating the fastest-growing regional markets as of October 2017, so you can plan your next strategic move. Understand YoY change in seat capacity, flight frequencies and ASMs/ASKs
October 17th
Hawaiian regional carrier Island Air has disclosed a decision to file for US Chapter 11 bankruptcy protection, citing legal challenges from lessors of its aircraft fleet.
October 16th
Qantas has taken delivery of its first Boeing 787-9 at a ceremony held at Boeing s delivery centre in Everett.
October 12th
GECAS has acquired a Boeing 747-8F leased to Russian carrier AirBridgeCargo Airlines from Boeing Capital Corporation.



  • 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.



Airbus A350-1000 First Flight

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BOEING 787 - 9 and 787-10 first flight

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