※Alphacam2023よりWindows7,8.1にはインストールできなくなります。（2021よりメーカー保証は無し）2022インストール時は［DESIGNER］のチェックを外してください。
| 2024.1～ | 11 Professional , Enterprise 10 Professional , Enterprise | 64bit |
| 2023.1～.4 | 11 Professional , Enterprise 10 Professional , Enterprise | 64bit |
| 2022.1～.4 3モジュールへ改変 ・キーレス開始 | 11 Professional , Enterprise 10 Professional , Enterprise ※新規キーレスライセンスは2022.1以降のみで起動可能 | 64bit |
| 2022.0 | 10 Professional , Enterprise | 64bit |
| 2021.0 | 10 Professional , Enterprise | 64bit |
| 2020.1 | 10 Professional , Enterprise 8.1 Professional , Enterprise 7 Professional , Ultimate , Enterprise (SP1) | 64bit |
| 2020.0 PartModeler最終 | 10 Professional , Enterprise 8.1 Professional , Enterprise 7 Professional , Ultimate , Enterprise (SP1) | 64bit |
| 2019R1 | 10 Professional , Enterprise 8.1 Professional , Enterprise 7 Professional , Ultimate , Enterprise (SP1) | 64bit |
| 2018R2 | 10 Professional , Enterprise 8.1 Professional , Enterprise 7 Professional , Ultimate , Enterprise (SP1) | 64bit |
| 2018R1 | 10 Professional , Enterprise 8.1 Professional , Enterprise 7 Professional , Ultimate , Enterprise (SP1) | 64bit |
| 2017R2 CLSアイコン最終 | 10 Professional , Enterprise 8.1 Professional , Enterprise 7 Professional , Ultimate , Enterprise (SP1) | 64bit |
| 2017R1 GreenKeyへ変更 | 10 Professional , Enterprise 8.1 Professional , Enterprise 7 Professional , Ultimate , Enterprise (SP1) | 64bit |
| 2016R2 | 10 Professional , Enterprise 8.1 Professional , Enterprise 7 Professional , Ultimate , Enterprise (SP1) | 64bit 32bit |
| 2016R1 | 10 Professional , Enterprise 8 , 8.1 Professional , Enterprise 7 Professional , Ultimate , Enterprise (SP1) | 64bit 32bit |
| 2015R2 64bit計算スタート | 8 , 8.1 , Professional , Enterprise 7 Professional , Ultimate , Enterprise | 64bit 32bit |
| 2015R1 | 8 , 8.1 Professional Enterprise 7 Professtional , Ultimate , Enterprise Vista Business (SP1) , Ultimate (SP1) , Enterprise (SP1) XP Professtional (SP3) | 64bit 32bit |
| 2014R2 | 8 , 8.1 Professional Enterprise 7 Professtional , Ultimate , Enterprise Vista Business (SP1) , Ultimate (SP1) , Enterprise (SP1) XP Professtional (SP3) | 64bit 32bit |
| 2014R1 | 8 , 8.1 Professional Enterprise 7 Professtional , Ultimate , Enterprise Vista Business (SP1) , Ultimate (SP1) , Enterprise (SP1) XP Professtional (SP3) | 64bit 32bit |
| 2013R2 | 8 , 8.1 Professional Enterprise 7 Professtional , Ultimate , Enterprise Vista Business (SP1) , Ultimate (SP1) , Enterprise (SP1) XP Professtional (SP3) | 64bit 32bit |
| 2013R1 | 7 Home , Professtional , Ultimate Vista Business (SP2) , Ultimate (SP2) XP Professional (SP3) | 64bit 32bit |
| 2012R2 | XP SP3 Vista SP2 7 Home , Professtional , Ultimate | 64bit 32bit |
| 2012R1 | 7 Home , Professtional , Ultimate Vista (SP2) XP (SP3) | 64bit 32bit |
| 2011R2 | 7 Vista XP | 32bit |
| 2011R1 | 7 Vista XP | 32bit |
| 2010R2 | 7 Vista XP | 32bit |
| 2010R1 | Vista XP | 32bit |
| V8(2009) | Vista XP | 32bit |
| V7.5(2008) | Vista Bussiness 以上 XP Pro 2000 | 32bit |
| V7(2007) | XP Pro 2000 | 32bit |
| V6(2006) | XP Pro 2000 | 32bit |
| V5(2005) | XP 2000 NT4.0 ME | 32bit |
| 2003 | XP 2000 NT4.0 ME | 32bit |
