Invenio - Invenio is a free, open-source software to run a digital library or document repository on the web.
Anima App - Design, get feedback, convert to code, publish, iterate.
Greenstone Digital Library - Greenstone is a suite of software tools for building and distributing digital library collections...
Timeline for Sketch - Create beautiful timeline animations in Sketch
Koha - Koha is the first free and open source software library automation package (ILS).
Monday Hero - Convert design into mobile code 😎