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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
August 1st
Edited by Jessica A. Salerno A good lineman is worth his weight in dollar bills if he knows how to treat people. – Torch Lewis, B&CA FAA cer...
August 1st
Cessna leaps into the MRO business at Mach 0.90 Five-hundred plus knot cruise speeds are routine, if you’re flying aboard a $6.5 million Citation X Elite, an airplane from Cessna’s pre-owned lineup that&r...
August 1st
By Jessica A. Salerno 1. RUAG Aviation, Tata Enter Partnership for Dornier 228 read more
August 1st
Jet Support Services, Inc., (JSSI), Chicago, appointed Raymond Weiser helicopter program specialist. Weiser will help grow JSSI’s presence in the helicopter market worldwide. He formerly was vice president of sales and business development for EuroT...
August 1st
Meridian, Teterboro, New Jersey, announced that Anthony Banome has been promoted to director of Fuel Sales. In 2013, Anthony was a recipient of Airport Business magazine’s “40 Under Forty,” an annual award honoring the best and brightest...
August 1st
Rockwell Collins, Cedar Rapids, Iowa, announced that Clay Jones is retiring from his position as director and non-executive chairman of the board of Rockwell Collins, effective July 31. Anthony Carborne, a longtime member of the board, will succeed Jones ...
From FlightGlobal
July 29th
​Mahindra Aerospace showed up at EAA Airventure with a new brand for the GA8 and GA10 Airvan utility aircraft, new amphibious floats and new interest in finding a US-based assembly site.
July 29th
​The US Federal Aviation Administration (FAA) has requested a survey of light sport aircraft (LSA) employed for commercial services in foreign countries, a possible step towards expanding the sector’s application in the USA a decade after the regulated ca...
July 29th
An engine ignition glitch spoiled the planned arrival of the Carter Aviation Technologies PAV-II prototype, but the slowed-rotor compound aircraft still appears to be gaining momentum.
July 29th
Mooney Aviation returned to Oshkosh after a five-year hiatus in grand style, revealing a backlog of 14 orders, delivering the first aircraft off a restarted production line and disclosing plans to offer a diesel engine-powered version.
July 29th
​The US Defense Security Cooperation Agency (DSCA) has approved the potential $700 million foreign military sale of 12 Sikorsky UH-60M Black Hawk helicopters to Tunisia.
July 29th
​A contract for leased unmanned air vehicles services in support of the security mission in Ukraine is expected to be awarded within the forthcoming week, an industry source has revealed.



  • 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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