Sources and licences
We publish media only when its individual licence is clear: public domain, CC0, CC BY or CC BY-SA, or it is ours or used with permission. Unknown, non-commercial and "all rights reserved" items are left out. We never claim our content is copyright-free. This list is not legal advice, and no source is treated as safe for every item.
| Source | Used for | Licence rule | Commercial use | Credit |
|---|---|---|---|---|
| Wikimedia Commons Images · key: No | Photos for articles | Per file: Public domain, CC0, CC BY, CC BY-SA allowed; NC/ND/unknown rejected · terms | Allowed licences only | Required for CC BY / CC BY-SA |
| Wikipedia / Wikidata Text, data · key: No | Born-on-this-day articles, movie release dates | CC BY-SA 4.0 (text), CC0 (Wikidata) · terms | Yes, with credit | Required (Wikipedia) |
| NASA APOD Images, text · key: Optional (DEMO_KEY works) | Daily science picture | Generally public domain; pictures with a copyright notice are skipped · terms | Yes (no copyright notice) | Credit NASA |
| USGS Earthquakes Data · key: No | Earthquake summaries | Public domain (U.S. government) · terms | Yes | Credit USGS |
| Open-Meteo Data · key: No | Chennai weather | CC BY 4.0 · terms | Check plan terms for heavy commercial use | Required |
| AniList / Jikan / Kitsu Metadata · key: No | Anime schedules | Metadata only; artwork is never copied · terms | Check each API's terms before running ads | Credit the source |
| TVMaze Metadata · key: No | TV and OTT episode schedules | CC BY-SA · terms | Yes, with credit | Required |
| GamerPower Metadata · key: No | Free game offers | API terms (link back required) · terms | Check terms | Required |
| Apple Music / Deezer charts Chart data · key: No | Trending songs | Titles and artist names only; no audio or artwork · terms | Check terms | Credit the chart |
| Global Voices News · key: No | World news summaries | CC BY 3.0 · terms | Yes, with credit | Required |
| Wikinews News · key: No | World news summaries | CC BY 2.5 · terms | Yes, with credit | Required |
| PIB (Government of India) Press releases · key: No | India and policy news | Government of India press releases; reuse with acknowledgement, not in a misleading context · terms | Check the site's terms | Required |
| RBI press releases Press releases · key: No | Business news | Official releases; check terms before reuse · terms | Check terms | Required |
| NASA news News · key: No | Science news | Generally not copyrighted; third-party material is skipped · terms | Yes | Credit NASA |
| GitHub releases Data · key: Optional token | Open-source release news | Version numbers and dates only · terms | Yes | Link to the project |
| YouTube Data API Video discovery · key: Yes (free) | Embedded open-licence videos | Only videos marked Creative Commons Attribution, verified per video; always held for approval · terms | CC BY allows it | Required |
| Cloudflare Workers AI AI models · key: No (account binding) | Summaries, illustrations, translation | Generated text, images and translations (labelled as AI) · terms | Per Cloudflare terms | Labelled as AI-generated |