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A command-line tool for sending HTTP requests and asserting the responses as repeatable tests.

Query Twitch stream, channel, user, game, and related platform data through Helix endpoints.

Compare crypto funding, open interest and liquidation activity

A PHP testing framework for unit tests, assertions, exceptions, and other application behavior.

Compare token activity, pool liquidity and wallet data

Maintain event-driven Python backtests with the Zipline research model

A live ledger with approval rules and traceable accounting corrections

Query and update YAML, JSON, XML, and other structured data from the command line.

Edit Python in a scientific IDE with an interactive console, variable inspection, plots, and debugging tools.

Browse company rankings by market value, country and industry

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

Organize and query industrial IoT time-series data across device and sensor paths.

Explore Lightning nodes, decode invoices and monitor channel activity

Build palettes around a fixed colour and carry them into gradients

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

Render data-driven text and HTML from reusable templates with Python-inspired syntax.

Build JavaScript interfaces with fine-grained reactive signals and JSX.

Inspect a colour, compare approximate matches and build a gradient.

Hosted form endpoints with submission rules and an event history

Sample a foreground and background pair and copy its contrast report.

Arrange swatches and interpolate between colours in a browser workspace.

Drag-and-drop forms linked to spreadsheets, storage, and payments

WordPress forms with database storage controls and filtered submission exports

Manipulate common colour representations with a small Python interface.