Simple library to wait until a condition has been satisfied.

Ledger Live Promise utilities

Neater control statements (if/for) for jsx

PostGraphile v5 plugin for bulk insert, upsert, update, and delete mutations with ON CONFLICT handling

Cross-platform audio capture, playback, and processing for Node.js and browsers

Create source bundles from ES Modules

Events management library for javascript

This is an esbuild plugin, which can be given a condition that will filter out unqualified macro comment blocks from the code. This is usually used for conditional builds

Helper library to work with Promises using Enzyme. The library's main purpose is to provide helper functions to flush Promise resolution queues.

JEXL condition evaluator for Clear Ideas Agent Runtime.

Shareable commitlint config enforcing conventional commits

A ESLint formatter to summarize errors by rules and files using bar charts

A generic workflow execution engine

A generic onbeforeunload handler. Will check a list of supplied conditions to determine if it is safe to unload.

safely create multiple ReadStream or WriteStream objects from the same file descriptor

Describe GROQ boolean expressions: static analysis (reads, clause tree), three-valued explanation against a dataset, counterfactual what-ifs, and deterministic human phrasing with i18n-ready message ids.

An expression builder for Dynamo DB

In-browser collector SDK for AgentLens — captures errors, console and network signals during development.

Pi extension that derives a goal from the conversation and keeps the agent working until the condition is met

AgentLens daemon — collects browser runtime signals and exposes them to AI agents over the Model Context Protocol.