NX，又稱為NX Unigraphics，或簡稱為U-G，是西門子PLM軟件開發的一款CAD/CAE/CAM軟件。
- 1969年，United Computing發布了UNIAPT，這是世界上第一個CAM產品。
- 1973年，United Computing從MGS公司購買了ADAM（Automated Drafting and Machining）軟件的代碼。這些代碼構成了UNI-GRAPHICS（優集）的基礎。
- 1976年，麥道公司收購了優集公司。
- 1991年，麥道將優集出售給通用汽車旗下的EDS。
- 2007年，西門子公司收購了優集。
| 軟件名稱/版本
|
版本號
|
版本發布日期
|
軟件許可證版本
|
| Unigraphics
|
R1
|
April 1978
|
|
| Unigraphics
|
R2
|
July 1978
|
|
| Unigraphics
|
R3
|
October 1978
|
|
| Unigraphics
|
R4
|
March 1979
|
|
| Unigraphics
|
D1
|
December 1979
|
|
| Unigraphics
|
D2
|
September 1980
|
|
| Unigraphics
|
D3.0
|
April 1982
|
|
| Unigraphics
|
D4.0
|
September 1982
|
|
| Unigraphics II
|
1.0
|
August 1983
|
|
| Unigraphics I
|
D5.0
|
March 1984
|
|
| Unigraphics II
|
2.0
|
March 1985
|
|
| Unigraphics I
|
D6.0
|
August 1985
|
|
| Unigraphics II
|
3.0
|
November 1985
|
|
| Unigraphics II
|
4.0
|
November 1986
|
|
| Unigraphics II
|
5.0
|
October 1987
|
|
| Unigraphics II
|
6.0
|
December 1988
|
|
| Unigraphics II
|
7.0
|
December 1989
|
v7.0
|
| Unigraphics
|
8.0
|
March 1991
|
v8.0
|
| Unigraphics II
|
9.0
|
August 1992
|
v9.0
|
| Unigraphics
|
10.3
|
June 1994
|
v10.0
|
| Unigraphics
|
11.0
|
January 1996
|
v11.0
|
| Unigraphics
|
12.0
|
January 1997
|
v12.0
|
| Unigraphics
|
13.0
|
July 1997
|
v13.0
|
| Unigraphics
|
14
|
6/22/1998
|
v14.0
|
| Unigraphics
|
15.0
|
November 1998
|
v15.0
|
| Unigraphics
|
16.0
|
September 1999
|
v16.0
|
| Unigraphics
|
17.0
|
October 2000
|
v17.0
|
| Unigraphics
|
18.0
|
July 2001
|
v18.0
|
| Unigraphics
|
NX
|
July 2002
|
v19.0
|
| NX
|
2
|
|
v20.0
|
| NX
|
3
|
|
v21.0
|
| NX
|
4
|
|
v22.0
|
| NX
|
5
|
4/16/2007
|
v23.0
|
| NX
|
6
|
5/20/2008
|
v24.0
|
| NX
|
7
|
5/20/2010
|
v25.0
|
| NX
|
7.5
|
|
v26.0
|
| NX
|
8
|
10/17/2011
|
v27.0
|
| NX
|
8.5
|
|
v28.0
|
| NX
|
9
|
10/14/2013
|
v29.0
|
| NX
|
10
|
12/14/2014
|
v30.0
|
| NX
|
11
|
09/08/2016
|
v31.0
|
| NX
|
12
|
10/27/2017
|
v32.0
|
| NX
|
1847
|
1/18/2019 (NX Continuous Release Started)
|
v33.0
|
| NX
|
1872
|
6/26/2019
|
v34.0
|
| NX
|
1899
|
December 2019
|
v35.0
|
| NX
|
1926
|
June 2020
|
v36.0
|
| NX
|
1953
|
December 2020
|
v37.0
|
| NX
|
1980
|
June 2021
|
v38.0
|
| NX
|
2007
|
December 2021
|
v39.0
|
| NX
|
2206
|
June 2022
|
v40.0
|
| NX
|
2212
|
December 2022
|
v41.0
|
| NX
|
2306
|
June 2023
|
v2023.06
|
