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Arabic practice with dialogues, quizzes and review.

Elixir practice by making small failing exercises pass

Fraction and percentage practice with exercises, a learning mode and answer feedback.

Short story episodes with personalized language exercises.

Ask a live database or spreadsheet questions in plain English and turn the answers into dashboards, reports and alerts.

Short interactive language lessons with ongoing review.

Learn Ruby by correcting ordered test-based exercises

Interactive Icelandic built around life in Iceland.

Study words and concordances in a text corpus

German grammar practice with explanations and progress tracking.

An AI spreadsheet that connects to your data and writes formulas, Python and SQL.

Piano learning with songs and graded exercises

Data-oriented learning paths including Python and SQL

French-learning podcasts and exercises using international news.

Generate PostgreSQL migration scripts from Oracle and MySQL

Employment assessment preparation covering aptitude tests, interviews and assessment-centre exercises.

AI data scientist for your data stack, answering questions in plain language.

Times table practice with individual table exercises, speed activities and printable worksheets.

Programming tutorials with topic-specific exercise collections

Contemporary English lookup with vocabulary exercises

Fresh sight-reading exercises generated to a chosen level

Provision managed SQLite-compatible databases for apps that need isolated data stores and cloud synchronization.

An embeddable persistent key-value store for applications that need fast local storage.

A desktop PHP scratchpad for evaluating snippets in a Laravel sandbox or within local and SSH-connected projects.