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The open source license risk blog: field notes on relicensing.

The open source license risk blog gives plain reads on relicensing, the differences between the Business Source License, the Server Side Public License, and the GNU AGPL, and how to keep a dependency tree defensible.

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State of Relicensing Exposure 2026: the numbers behind the wave.

How far BSL and SSPL changes reach into enterprise estates, which components carry the exposure, and what remediation actually costs. Read the study →

License Change & Relicensing Open Source License Risk HashiCorp & Terraform Redis, Elastic & Databases Commercial Licensing Remediation & Alternatives M&A and Compliance Governance & SBOM

License Change & Relicensing · 28 articles

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The OpenTofu and Valkey Fork StoryJun 9, 2026 Relicensing and Your Existing ContractsJun 6, 2026 How Vendors Communicate a Relicense to UsersJun 4, 2026 Relicensing Risk in Your Vendor StackJun 1, 2026 Open source relicensing FAQ: 20 questionsJun 1, 2026 How a relicense affects production deploymentsJun 1, 2026 The four year delay in the BSL explainedMay 30, 2026 Relicensing and the Right to ForkMay 30, 2026 Reading a new source available license carefullyMay 29, 2026 Relicensing and your compliance obligationsMay 28, 2026 How to respond in the first 30 days of a relicenseMay 26, 2026 Notice and effective dates in a relicenseMay 25, 2026 The Server Side Public License ExplainedMay 22, 2026 What Happens to Old Versions After a RelicenseMay 20, 2026 Relicensing and Open Source FoundationsMay 19, 2026 Relicensing and license compatibility conflictsMay 18, 2026 Why Open Source Projects Are RelicensingMay 17, 2026 Predicting the Next Projects to RelicenseMay 17, 2026 The 2023 to 2026 relicensing wave explainedMay 11, 2026 Relicensing and Cloud and Managed Service UseMay 9, 2026 The Business Source License explainedMay 8, 2026 Relicensing and Procurement Approval ProcessesMay 8, 2026 Relicensing and Internal Versus External UseMay 8, 2026 The competitive restrictions in the SSPLMay 6, 2026 Relicensing triggered by acquisitionMay 6, 2026 The OpenSearch fork storyMay 5, 2026 Source available is not open source, and why it mattersMay 5, 2026 Relicensing and Downstream DistributorsMay 2, 2026

Redis, Elastic & Databases · 26 articles

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Redis to Valkey: the migration decisionJun 14, 2026 Caching layer license risk beyond RedisJun 13, 2026 Database relicensing compliance obligationsJun 12, 2026 Managed Redis and Elastic Services Under New LicensesJun 11, 2026 Search Stack License Risk Beyond ElasticJun 10, 2026 Redis, Elastic and database licensing FAQJun 9, 2026 Assessing database license exposure in productionJun 7, 2026 Commercial licensing for Elastic, explained for buyersJun 6, 2026 Is your Redis use affected by the license change?Jun 5, 2026 Database relicensing and high availability clustersJun 5, 2026 Is your Elasticsearch use affectedMay 28, 2026 Commercial Licensing for Redis EnterpriseMay 28, 2026 Elastic and AGPL: The 2024 Reversal ExplainedMay 27, 2026 Database relicensing: a pattern enterprises must trackMay 24, 2026 Elasticsearch vs OpenSearch: the migration decisionMay 23, 2026 Database relicensing and your cloud providerMay 23, 2026 Elastic license change: the SSPL and Elastic License explainedMay 21, 2026 Migrating from Redis to ValkeyMay 14, 2026 Redis license change: what RSALv2 and SSPL meanMay 13, 2026 Forking Versus Paying: The Database DecisionMay 6, 2026 MongoDB SSPL and service providersMay 5, 2026 Vector database licensing risk to watchMay 1, 2026 Time series and analytics database relicensing riskMay 1, 2026 Redis and AGPL: the 2025 reversal explainedMay 1, 2026 Migrating from Elasticsearch to OpenSearchApr 30, 2026 MongoDB SSPL: The Original Relicense ExplainedApr 27, 2026

COMMON QUESTIONS

Questions buyers ask.

What does the open source license risk blog cover?

It covers relicensing events, the differences between the Business Source License, the Server Side Public License, and the GNU AGPL, SBOM practice, governance, and open source risk in M and A.

How often is it updated?

New field notes are published as relicensing events and license changes warrant. This is a fast moving topic, so posts carry dated, as of framing.

Do the posts give legal advice?

No. The blog provides commercial and licensing risk perspective, not legal advice. For interpretation of license terms, consult your own counsel.

Where do I go deeper than a blog post?

See the gated open source risk white papers for longer form analysis, or contact us for a confidential assessment of your own tree.

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