Dev tools · September 15, 2017
Nulis – Open Source Tree Editor for Writers
Mind-mapping software that helps writers collect and organize their knowledge, develop their ideas. Built with React, Redux, Node.js, hosted on Digital Ocean. - lumenwrites/nulis
Nulis – Open Source Tree Editor for Writers launched on September 15, 2017 with 231 votes, #101 of 3,072 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 9 years on.
In plain words
Nulis is an open-source tree editor designed for writers to organize and structure their work. Available on GitHub, it helps users visualize and manage hierarchical content, making it useful for outlining novels, scripts, or complex writing projects. The tool is aimed at writers who prefer a tree-based organizational system for their creative work.
written from the facts on this page · September 2026
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