Corsivo is completely transparent and designed without auth limits:
Zero Login Constraints: There are no registration forms, forgot-password scripts, or profiles. The app loads instantly for everyone — no authentication gates, ever.
Code Repository: The entire codebase is open for public review and contributions on GitHub, showing the journey from a first repository to this modernized revival.
Educational Focus: Rebuilding this as a pure HTML/CSS/JS single-page application shows that high-fidelity web experiences can be created with zero bloated frameworks.
MIT Licensed: Fork it, modify it, learn from it, deploy your own version. The MIT license gives you maximum freedom with minimum restrictions.
Technology Stack
Frontend: Vanilla HTML5, CSS3 with custom properties, ES6+ JavaScript — zero build tools required.
APIs: Free Dictionary API, Wiktionary REST API, Datamuse API for word relationships and spell-checking.
PWA: Service Worker with cache-first strategy for offline functionality. Installable as a standalone app on mobile devices.
Storage: Browser LocalStorage for bookmarks, notes, history, and preferences. No server-side data at all.