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Run DuckDB-based analytics in a managed cloud warehouse and share results with a team.

Python and TypeScript practice through coding missions

Deploy serverless JavaScript, TypeScript, Python, or Rust code to Cloudflare's edge network.

Inspect the product, model and market inputs behind a valuation

Render technical Markdown and notebooks into reports, books, slides, and websites.

Trace and investigate AI application calls with a local or self-hosted observability interface.

Host coded or visual strategies through shared broker connections

A desktop UI-test IDE that records, replays and reports tests against mobile apps, desktop programs and games.

Study an exploratory Python engine for historical equities tests

Pixel-aligned map symbols designed for a 14 px drawing area.

Edit plain-text and source files on macOS with syntax highlighting, encoding tools, scripting, and regex search.

Inspect, repair and convert triangular meshes

A Python command-line toolkit for authoring and running declarative chaos experiments against configured systems.

Choose scientific colour maps to match the structure of your data.

Connect, transform and store business data before sharing dashboards and reports.

Web data API to search, scrape and interact with the web for AI agents

AI agents that automate browser workflows on any website.

A self-hosted browser notebook that keeps Markdown notes, links, comments, and history together.

A native Markdown notebook for Mac, iPhone, and iPad with a one-time mobile-app purchase.

A simple free desktop notebook with safe saves, version history, folders, and a focus mode.

A free Android Markdown notebook for notes, task lists, reminders, and attachments.

Write naturally by hand and add PDF pages to notes for markup.

A capture-first text notebook that can route drafts into actions and other apps.

A local-first knowledge notebook that combines text, handwriting, boards, and linked notes.