Yes
Both Apache License 2.0 and The Unlicense are permissive licenses with minimal obligations. Combining code under them is straightforward; ensure the original copyright notices are preserved alongside any new ones.
| License | Family | Patent grant |
|---|---|---|
| Apache License 2.0 (Apache-2.0) | permissive | Yes |
| The Unlicense (Unlicense) | permissive | No (implicit at most) |
Apache License 2.0: Permissive with an explicit patent grant and contribution terms.
The Unlicense: Public-domain dedication with a fallback license for jurisdictions that don't recognise PD.
If you found this page because you're trying to figure out whether shipping a particular dependency is safe, the answer above is a starting point — not a substitute for reading the actual licenses or talking to a lawyer when stakes are high.
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