Unverified50% confidenceFactExact time
BUSL-1.1 (Business Source License 1.1) was originally proposed by MariaDB and has been adopted by projects such as HashiCorp and Sentry; its core terms make the source code public but prohibit commercial use in production environments within a specific time window (typically four years), after which it automatically converts to a designated open-source license.
1
Sources
50%
Confidence
Long-term
Relevance
10/11/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedOpen-source licenses (such as GPL and MIT License) impose restrictions on the manner in which software is used through contractual terms.69% similarUnverifiedLibreOffice adopts open-source licenses such as MPL (Mozilla Public License), which carry explicit distribution obligations, such as providing access to source code and retaining copyright notices.67% similarVerifiedIn 2023, HashiCorp changed Terraform's license from MPL 2.0 to BSL (Business Source License).65% similarVerifiedThe Apache 2.0 license, unlike the GPL family, allows users to integrate code into closed-source commercial products and includes explicit patent grant clauses, whereas the MIT license does not include an explicit grant of patent rights.63% similarUnverifiedLicenses with additional commercial restrictions are legally referred to as source-available licenses or Business Source Licenses (BSL); once revenue restrictions or competitive restriction clauses are included, they no longer qualify as open source under OSI standards.62% similar
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