OPEN SOURCE

Show HN: Audiomass – a free, open-source multitrack audio editor for the web
550 points | 120 comments

Microsoft open-sources “the earliest DOS source code discovered to date”
515 points | 197 comments

Print with dozens of colors: Our new open-source ColorMix for PrusaSlicer
206 points | 58 comments

Show HN: Open-source Workspace (mail,docs,spreadsheet,drive) web/iOS
109 points | 39 comments

Someone used my open source project to phish people
105 points | 55 comments

Show HN: Open-source private home security camera system (end-to-end encryption)
103 points | 23 comments

Microsoft's 6502 BASIC is now Open Source (2025)
92 points | 29 comments