Open-source alternatives to Bar Chart Race

This project is a D3.js data visualization tool and dynamic bar chart generator that converts historical ranking data from comma-separated values into animated visual timelines. It functions as a CSV ranking visualizer and time-series ranking dashboard to illustrate how the positions of different entities change over a period of time. The tool features automated sorting and ranking trend animations that transform static historical data into dynamic transitions. It includes customizable axis scaling, such as semi-logarithmic scales to handle extreme variances in data magnitudes, and dynamic co

This project is a Python quantitative trading framework and library designed for developing, backtesting, and deploying automated financial strategies. It serves as both an algorithmic trading backtester for evaluating historical performance and an event-driven trading engine for executing trades based on quantitative rules. The framework functions as an educational toolkit, providing guided lessons and resources for quantitative finance learning and the application of mathematical models to market data. The system provides capabilities for algorithmic trading automation and financial strate

JBChartView is an iOS charting library and data visualization framework used to render interactive line and bar graphs. It provides reusable user interface components for displaying numerical data series through smooth line curves and grouped or horizontal bar charts. The framework is distinguished by its ability to morph bars and lines between different data states, creating visual transitions that represent changes in underlying data models. It also includes interaction handling that detects user selections on specific data points and returns the associated model instances. The library cov

lsfg-vk is a Vulkan-based frame generation tool and graphics middleware designed to increase perceived frame rates in graphics applications. It implements a lossless scaling algorithm to insert generated frames between rendered ones, increasing motion smoothness without reducing image quality. The project features a dedicated programming interface for integrating frame generation logic into external applications and includes an application profile manager. This manager allows specific generation settings to be assigned to individual executables, automating configuration upon application start

Real-Video-Enhancer is a cross-platform desktop application that utilizes neural networks to upscale resolution, generate intermediate frames, and denoise video files. It functions as a deep learning video processor that runs restoration models through hardware acceleration, dispatching heavy prediction workloads directly to underlying graphics hardware. The software executes optical-flow-based frame interpolation to increase framerates and motion smoothness, alongside dedicated filtering models that remove digital noise and blocky compression artifacts from compressed video streams. Additio

SciencePlots is a Matplotlib style library and scientific plotting framework designed to automate the formatting of figures for academic journals and professional scientific publications. It provides a collection of visual presets and configuration rules for academic typography, layout, and resolution. The project features curated color-blind accessible palettes and figure formatters specifically designed to meet the strict submission standards of academic publishers. It includes specialized tools for professional figure styling and the rendering of non-Latin scripts for multilingual support.

This project is a comprehensive pandas data analysis tutorial and instructional guide designed for learning data manipulation and analysis. It serves as a tabular data processing guide and a manual for time series analysis, providing a structured approach to cleaning, merging, and transforming datasets. The repository functions as a data feature engineering course, providing tutorials on constructing and selecting dataset features to improve machine learning model performance. It also includes a vectorized data operations guide for performing element-wise mathematical computations and matrix

Motion Canvas is a TypeScript-based framework for creating programmatic animations and motion graphics. It functions as a code-based animation tool that allows developers to define visual transitions, element properties, and timing through scripts rather than traditional timeline-based interfaces. The library renders frame-accurate motion graphics directly in the browser using web technologies. The project utilizes a virtual scene graph to manage visual objects and their transformations, which are then rendered to an HTML5 canvas. It employs generator functions to sequence animations and reac

This project is a declarative data visualization library that provides a composable suite of user interface components for rendering interactive charts. It functions as an SVG-based charting engine, allowing developers to construct complex visualizations by nesting modular building blocks such as axes, grids, legends, and data series within a unified layout. The library distinguishes itself through a highly responsive architecture that automatically reconciles layout changes and maps data domains to pixel coordinates using mathematical scale functions. It prioritizes performance through memoi

billboard.js is a JavaScript charting library built on D3.js that renders interactive data visualizations from a single declarative configuration object. It supports a wide range of chart types including bar, line, pie, scatter, area, spline, step, candlestick, funnel, gauge, heatmap, radar, polar, treemap, bubble, donut, and sparkline charts, and can overlay multiple chart types within a single visualization. The library offers an opt-in Canvas rendering mode for improved performance with large datasets and high-density axis displays, alongside its standard SVG-based rendering. The library d

ScreenToGif is a screen recording and GIF editor designed to capture screen activity and refine frames to produce GIF animations and video files. It functions as a screen-to-video capture tool for creating visual demonstrations, documentation, and tutorials. The application includes a non-linear frame editor that allows for the modification of recorded footage before export. It can capture a selected screen area, webcam feed, or sketchboard, and exports the resulting animations as images, videos, or GIFs. The tool supports user interface translation to provide a localized experience in multi

Hellocharts-android is a data visualization library and charting framework for Android applications. It provides a collection of custom view components used to render datasets as visual elements, such as line, column, and pie charts. The library supports interactive visualizations that allow users to navigate data through touch gestures, including pinching, scrolling, and panning. It also includes built-in capabilities for animating data points and chart elements to create smooth visual transitions during dataset updates. The framework covers a broad range of visualization needs, including c

Flot is an interactive charting library for jQuery that renders line, bar, pie, and time-series plots with zooming and panning. It provides interactive plots for engineering and scientific data with customizable axes, scales, and series styles, and supports real-time data updates. The library is built as a jQuery plugin with a canvas-based rendering pipeline and a plugin extension system that allows third-party code to add new chart types, interactions, and data transformations. The library distinguishes itself through a broad range of specialized chart types, including candlestick, bubble, r

AAChartKit is a declarative charting library and data visualization framework for iOS, iPadOS, and macOS. It functions as a multi-type statistical charting engine that renders a variety of plot types, including line, bar, bubble, box plot, and polar charts. The framework utilizes a Core Graphics vector rendering engine to draw visual elements with precise pixel control. It provides a system for interactive data visualization featuring built-in support for animations, zooming, panning, and user interaction events. The library covers broad capabilities for statistical data plotting and custom

This project is an educational resource and a collection of instructional materials for performing data manipulation and statistical analysis using Python. It provides a comprehensive set of guides and code examples for using the Pandas, NumPy, and Matplotlib libraries to analyze structured data. The resource includes a dedicated guide for reshaping, cleaning, and aggregating tabular data and time series via Pandas, alongside a reference for high-performance vectorized operations and linear algebra using NumPy. It also features tutorials for creating publication-quality charts, distribution p

React Native Gifted Charts is a mobile-first data visualization framework designed for building interactive and animated graphical representations within React Native applications. It functions as a declarative component library that enables developers to render complex datasets through a variety of visual formats, including bar, line, area, pie, and scatter plots. The library distinguishes itself through a native-driven rendering engine that utilizes vector graphics primitives to draw shapes and paths directly on the screen. It supports sophisticated visual configurations such as gradients,

QualityScaler is an AI video upscaler and local media processing tool designed to increase the resolution and visual quality of videos and images. It uses deep learning models to enhance detail and remove noise, operating as an offline application that executes all computations on local hardware. The project functions as a GPU-accelerated media processor that distributes workloads across multiple graphics cards to increase rendering speed. To prevent memory overflow during high-resolution tasks, it employs a tiled image processing method that splits large assets into smaller sections. The sy

CFDPython is an educational resource for computational fluid dynamics and numerical analysis. It provides a structured curriculum to learn the physics of fluid flow by implementing numerical solutions to Navier-Stokes and partial differential equations. The project is organized as a series of incremental coding exercises delivered via Jupyter notebooks. Users build mathematical models for linear convection, diffusion, and Poisson equations across one and two dimensions to understand concepts such as convergence, stability, and numerical diffusion. The implementation utilizes NumPy for vector

This repository serves as an educational collection of Python implementations for fundamental machine learning algorithms and statistical models. It provides a structured environment for learning core concepts through interactive computational documents that combine live code, narrative text, and data visualizations. The codebase focuses on predictive modeling development, offering instructional examples for building and evaluating regression, classification, and neural network models. It utilizes standardized data science library interfaces to demonstrate how to implement and execute these a

This project is a machine learning education resource consisting of Python implementations of statistical learning models and data analysis examples from a core textbook. It serves as a statistical modeling library that provides the code necessary to implement linear regression, classification, and unsupervised learning techniques for academic data analysis. The repository is structured as a reference-driven implementation, with a directory layout that mirrors the chapter and section hierarchy of the associated academic publication. It includes a set of scripts and notebooks designed to gener

som-tsp is a combinatorial optimization tool designed to solve the Traveling Salesperson Problem using a neural network approach. It functions as a solver that approximates the shortest possible route to visit a set of coordinate-based city locations exactly once and return to the starting point. The system employs a neural network architecture combined with circular array encoding to determine route paths. It includes a visualization system that generates graphical maps and distribution charts to analyze the efficiency and layout of the calculated route solutions. The tool provides utilitie

fl_chart is a data visualization library and UI component framework for Flutter. It provides a system of reusable graphical widgets for creating interactive, customizable quantitative data visualizations. The framework supports a variety of chart types, including line, bar, pie, donut, scatter, radar, and candlestick views. It allows for the creation of complex visualizations such as layered data segments and financial charts. The library includes capabilities for interactivity and visual refinement, such as touch event handling, data tooltips, and state animations. It also provides tools fo

This project is a collection of Python implementations for web scraping, network traffic interception, data analysis, and sentiment analysis. It provides methods for extracting structured data from websites and mobile application interfaces. The collection includes tools for capturing and analyzing network packets from mobile applications to identify hidden internal API endpoints. It also features scripts for evaluating the emotional tone and public perception of text data. The project covers data manipulation and transformation of large datasets, as well as the generation of charts and grap

This project is an academic curriculum repository and educational resource center for studying probability, statistics, and machine learning. It serves as a deep learning course website and a hub for instructional materials, providing a structured collection of content designed to teach neural network architectures. The repository distinguishes itself by combining a comprehensive educational resource with a machine learning project archive. It provides a curated set of research examples and implementation guides for a wide range of models, including multilayer perceptrons, convolutional netwo

This is a containerized algorithmic trading system that connects to Interactive Brokers to execute high-frequency pairs trading strategies on forex instruments. The project implements a mean-reversion model that maintains long-short position pairs, continuously recalculating a beta hedge ratio to profit from temporary divergences in correlated price spreads. The system processes each incoming market tick through a signal pipeline that immediately evaluates indicators and triggers market orders without batching or aggregation. It includes an irregular tick resampling engine that converts inhom

This is an interactive notebook-based course that teaches machine learning from Python fundamentals through deep learning and natural language processing. It uses real datasets and multiple frameworks within a structured, hands-on curriculum that combines concise explanations with executable code cells, built-in datasets, and embedded exercise checkpoints. Learning progresses through data preparation and exploration, classical machine learning workflows, computer vision with convolutional neural networks, and natural language processing with deep learning, all delivered as a cohesive progressi