Public domain open-source software in 2026
No conditions at all. You can copy, change and sell the code without even keeping the notice. 5 projects here use Unlicense (3), 0BSD (1) and MIT-0 (1).
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1
Mediary Scout fancydirty
巡影 · 开源 AI 影视自动追更与多网盘媒体库整理工具 / Open-source AI agent for cloud drive media tracking & NAS (夸克 Quark / UC / 115 / 123 / 光鸭 Guangya / 天翼 Tianyi)
Complete system Experimental You use Chinese cloud drives as a media library and want new episodes collected automatically.
★ 1.7k 0BSD TypeScript Active, pushed today -
2
Invio kittendevv
Self-hosted invoicing without the bloat.
Complete system Usable A freelancer wants simple self-hosted invoicing with European e-invoice output.
★ 1.2k Unlicense TypeScript Active, pushed 14 days ago -
3
Yt-fts NotJoeMartinez
YouTube Full Text Search - Search all of YouTube from the command line
Developer tool Experimental You want to find where a topic was discussed across a channel's videos.
★ 1.8k Unlicense Python Slowing, pushed 10 months ago -
4
Redd-Archiver 19-84
A PostgreSQL-backed archive generator that creates browsable HTML archives from link aggregator platforms including Reddit, Voat, and Ruqqus.
Developer tool Usable You want to preserve and browse subreddit history offline from existing data dumps.
★ 350 Unlicense Python Active, pushed yesterday -
5
Aws-health-aware aws-samples
AHA is an incident management & communication framework to provide real-time alert customers when there are active AWS event(s). For customers with AWS Organizations, customers can get aggregated active account level events of all the accounts in the Organization. Customers not using AWS Organizations still benefit alerting at the account level.
Integration Usable You run many AWS accounts and want AWS service events pushed to your chat channels.
★ 372 MIT-0 Python Quiet, pushed 2 years ago
Other license families
This is a plain summary, not legal advice. The license text in each repository is what binds.