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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 2nd
Feb. 2-3—MRO Middle East, Dubai World Trade Center, Dubai, UAE, Feb. 3-6—National Business Aviation Association Schedulers and Dispatchers Conference, San Jose, California, Feb. 11-14&m...
February 2nd
Piper Aircraft, based in Vero Beach, Florida, has launched the single-engine Meridian M500 with upgraded avionics and other improvements. The aircraft features the Garmin G1000 avionics with a dual 10-in. primary flight display, a 12-in. multifunctional d...
February 2nd
Phil Scharber and John DeLawyer have been named HondaJet Southwest exclusive regional sales managers for Cutter Aviation. They will focus on marketing and selling the HondaJet to customers in their respective territories. Scharber’s area includes So...
February 2nd
The Flight Safety Foundation is hosting its 60th annual Business Aviation Safety Summit on May 13-14 in Weston, Florida. The conference is dedicated to safety in the business aviation industry and attracts hundreds of attendees. Highlights include an upda...
February 2nd
CESSNA AIRCRAFT COMPANY Model 500, 501, 550, 551, S550, 560, and 650 Aircraft [Docket No. read more
February 2nd
Former Gulfstream executive James Hagerty has founded a new business jet brokerage firm called the Hagerty Jet Group. The company’s goal is to help high-net-worth individuals and large corporations navigate the buying and selling of used Gulfstream ...
From FlightGlobal
January 30th
​Sikorsky is days away from firing the engines of its S-97 Raider, marking the first time the prototype’s coaxial rigid rotor blades will spin in preparation for first flight.
January 30th
​The UK Royal Air Force is conducting an occurrence safety investigation after one of its Airbus A330 Voyager tanker-transports received minor damage during a ground manoeuvring incident in Canada last month. The mishap followed the arrival of aircraft ZZ...
January 30th
​Boeing has spent a lot of money on the 787 ­programme. How long will it take to make a profit on the project, and do investors care if accounting rules allow it to declare a unit profit now?
January 29th
Huaxia Financial Leasing has inked a letter of intent with Comac for 20 C919 narrowbodies.
January 29th
​With certification still expected in the second quarter, Cessna rolled the first Citation Latitude built to be delivered to a customer off the production line in Wichita, Kansas.
January 29th
​Airbus has acted to stem the instability affecting its A400M tactical transport programme, with the head of the company’s Military Aircraft division having resigned with immediate effect.



  • 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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