Lineage 1 is the intellectual property of NCSoft. Running a private server exists in a legal grey area.
Most 2021-era builds require Java Runtime Environment (JRE) v1.6 or greater and tools like Apache Ant for compiling the source code. lineage 1 private server setup 2021
The most active repositories are found on GitHub (Lineage1/classic) . Server Setup Workflow Lineage 1 is the intellectual property of NCSoft