TCT
5,997
Open source
A free, open-source alternative to MS Office Excel.
45
wj32
35,187
Open source
Process Hacker is an open-source alternative to the popular Task Manager.
1
Cinnamon Software Inc.
1,664
Open source
Double Agent is an Open Source alternative to Microsoft Agent.
1
Open Cascade SA
Freeware
Industrial Open Source alternative to proprietary 3D modeling kernels.
Extentech Inc.
3
Shareware
Sheetster is an open source, Java alternative to Google Spreadsheets and Office.
10
PdfEdit Team
5,097
Open source
An open-source alternative to expensive and complex PDF editors.
Tirino
6
Open source
A free open source alternative to Cuevana's website.
repsnapper
52
Open source
RepSnapper is an alternative host software the RepRap open source 3D printer.
58
Rocket.Chat
1,368
Open source
Open source team chat Slack alternative with cloud support.
2
LilyPond Software Design
1,567
Freeware
open source package to create beautiful music notation.
