Hyperparam local dataset viewer

A streaming JSON parser/stringifier using web streams.

JSONL generator designed for models like Google PaLM 2 and OpenAI GPT-3.5

An easy to use CLI to generate custom reports in JSON, JSONL, CSV from multiple sources

JSONL store for in-flight MQTT.js packets.

Convert Claude Code JSONL conversation files to readable markdown transcripts.

An immutable database engine built on the Event Sourcing pattern.

Pipeable OADA CLI client

Codex usage analytics CLI that scans ~/.codex/sessions, aggregates tokens by day or model, and estimates cost using OpenRouter pricing.

A high-performance, memory-safe TypeScript/JavaScript streaming parser for JSONL (JSON Lines) files with extensive configuration options inspired by csv-parse. Included is a JSONL validator and converters to and from JSON and CSV.

A specialized tool designed for creating JSONL files to train OpenAI models. This application streamlines the process of preparing your training data in the correct format.

📊 Analyze Codex daily usage from session logs, aggregating token counts by day or model. Output options include plain, Markdown, or JSON.