Violentmonkey provides userscripts support for browsers. It works on browsers with WebExtensions support.

Embeddable Postgres with real-time, reactive bindings.

Dolt – Git for Data

A lightning fast JavaScript grid/spreadsheet

Use native tab discarding method to automatically reduce memory usage of inactive tabs

A data visualization and analytics component, especially well-suited for large and/or streaming datasets.

QuestDB is a high performance, open-source, time-series database

Shiny for Python

The Analytic Companion for Portfolio Performance

The world smallest office suite

Pretty powerful pure Python png reader and writer

A package used to scrape public Airtables.

An absurdly small jQuery alternative for modern browsers.

A Python library for Nasdaq Data Link's RESTful API

DuckDB is an analytical in-process SQL database management system

A package that lets you create TradingView screeners in Python

Main repository for Vispy

Easy to use Python API wrapper to plot charts with matplotlib, plotly, bokeh and more

Python Backtesting library for trading strategies

PyGWalker: Turn your dataframe into an interactive UI for visual analysis

bt - flexible backtesting for Python

Python framework for TradingView's Lightweight Charts JavaScript library.

web-based technical screener for candlestick patterns using Python and Flask

plotly dashboard that visualizes your personal finances

Performant and effortless finance plotting for Python

Uses WiFi signals 📶 and machine learning to predict where you are

Color text streams with a polished command line interface

a realtime plotting utility for terminal/console with data input from stdin

Performant financial charts built with HTML5 canvas

Financial Data Extraction from Investing.com with Python