LPI OSS Essentials case studies
LPI OSS Essentials · Put your knowledge to work in context.
Open Source Essentials is an LPI Essentials-track certificate covering the fundamentals of free and open source software, open content and open technology. LPI describes it as spanning legal, technical and business aspects and as deliberately not limited to one profession: developers, managers, lawyers and other professionals should be able to share terminology and collaborate, and individuals should be able to understand open source concepts and engage with the community. The LPI OSS Essentials case studies are 5 cases and about 3,099 words.
1Riverbend's Desktop Migration and the Vendor-Bundled Runtime
Riverbend's IT department is migrating 260 front-desk workstations in three service centers from Windows to a Linux distribution. Two applications drive the plan.
663 words, about 3 min2Ferro Analytics: An Appliance Full of Conflicting Licenses
Ferro Analytics sells a fraud-detection appliance to 140 banks. Each appliance is a container stack: Ferro's closed-source scoring service (a Go binary), an unmodified message broker licensed Apache-2.0, a database server licensed AGPL-3.0 that Ferro modified to add bank-specific audit hooks, and a small C helper that Ferro wrote by linking an Apache-2.0 compression library into a GPLv2-licensed command-line tool it found on a public repository.
578 words, about 3 min3The Urban Water Textbook: Mixing NC and SA Content
A regional college is assembling an open textbook on urban water systems. The team, four lecturers and one instructional designer, wants to publish under CC BY-SA 4.0 and sell print copies through the campus bookstore at cost.
620 words, about 3 min4LedgerWorks: AGPL, Open Core, or Source-Available
LedgerWorks is a 38-person company behind LedgerLite, an accounting engine used by 5,000 small businesses. The code is Apache-2.0 and the company earns $3.1M a year from support contracts and custom integrations.
613 words, about 3 min5OpenRover: A Security Report Before the 3.0 Release
OpenRover is a volunteer geospatial library with 2,400 stars, five maintainers, and a six-month release cadence. Three maintainers work full time elsewhere; one has been inactive for 11 months.
625 words, about 3 min