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Online PTE preparation with mock tests, automated scoring, strategy videos and study planning.

English exam practice with mock tests, AI feedback, vocabulary tools and personalised study plans.

Language exam practice with full mock tests and automated feedback for PTE, IELTS, CELPIP and DET.

Exam preparation for real estate, appraisal and home inspection with vocabulary tools and simulated tests.

An agentic engineering tool that turns prompts into specs, designs, and tasks, then implements them with parallel agents.

AI tool that generates code, tests, docs and diagrams from plain instructions.

A commercial knowledge-base system for publishing and maintaining internal or customer-facing articles.

Turn product usage into invoices with hosted or self-managed billing

Self-host an appointment booking page and team calendar, or use the project’s managed hosting.

Bitcoin payments with distinct Classic and self-custody wallet modes

A dedicated internal messenger offered as air-gapped, self-hosted, on-premises, or cloud-hosted.

A self-hostable team messenger with channels, threads, direct messages, search, and file sharing.

A free project time tracker that starts without an account and can also run on infrastructure you control.

An open-source note app for linked ideas, personal knowledge graphs, and self-hosted knowledge bases.

An analytical database offered as a managed service and as a self-managed engine.

Official GRE practice tests, vocabulary resources, maths review and test-maker guidance.

Official PTE preparation routes for Academic, Core and Home tests.

US state-specific permit-test practice for car, motorcycle and commercial driving routes.

Keep task cards as Markdown files in a self-hosted Kanban board.

Offer booking pages with calendar sync, timezone rules, polls, and self-hosting.

Plan agile work with Scrum and Kanban boards in an open-source, self-hosted tool.

Self-hosted team messenger with chat, meetings, screen sharing, and a free small-team license.

A free, open-source time tracker for self-hosted projects, tasks, and billable hours.

Track project hours and invoice work with a self-hosted or hosted open-source time tracker.