JSON.parse with context information on error

Finds the nearest point on a line to a given point

javascript implementation of Dunning's T-Digest for streaming quantile approximation

Ensure that a stream is flowing data without mutating it

Match human-quality input to potential matches by edit distance.

Synchronous Readline for interactively running to have a conversation with the user via a console(TTY).

Dedupes node modules as they are being required which works even when dependencies are linked via ln -s or npm link.

Provide AMD's define() API for declaring modules in the AMD format

Return the closest element matching a selector up the DOM tree

Resolve the path to the user's local or global .gitconfig.

Converts back a yargs argv object to its original array form

Install a transform to `require.extensions` that always runs last, even if additional extensions are added later.

Scoped-context registration primitive (scope tags, scope-filtered event dispatch) for the DeepSeek Harness

Get the MD5-sum of a given file, with low memory usage, even on huge files.

Does a shallow comparison of two objects, returning false if the keys or values differ.

very fast JS GIF encoder

Middleware to prevent mimetype from being sniffed

A utility for tie-breaking rounding, also called Banker's Rounding or Commercial Rounding

Strongly typed trie data structure for path and URL-like strings.

A node-sass custom importer which turns ~ into absolute paths to the nearest parent node_modules directory.