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A little curiosity. A world of open source.
THE FIRST COLLECTIONRecharts is an open-source chart library for React built on D3. It offers declarative, composable chart components rendered as native SVG with minimal dependencies, installable via npm, Deno or a UMD script tag, and documented with a storybook.
SolarisPKN-Stats is an automated system for collecting, storing, and updating project statistics from multiple platforms into structured JSON files.
deck.gl is a GPU-powered visualization framework designed for high-performance rendering of large-scale data sets using WebGL2 and WebGPU.
Appsmith is an open-source low-code platform for building admin panels, internal tools and dashboards. It connects to 25+ databases and any API, and can be self-hosted via Docker, Kubernetes or AWS AMI.
A free, browser-based database entity relationship diagram (ERD) editor and SQL generator.
Aurora is a self-hosted, cookie-free web analytics application. It stores events in PostgreSQL and uses rotating HMAC visitor IDs instead of cookies, localStorage or fingerprinting. The dashboard reports traffic, acquisition, events and revenue, and can expose public read-only analytics.
An interactive analytics and data visualization component designed for large, real-time, and streaming datasets.
A lightweight, privacy‑first JavaScript/TypeScript SDK for tgram‑analytics. Zero dependencies, under 2 KB gzipped, TypeScript‑first, SPA‑ready, respects Do Not Track, supports batching and multi‑value properties.
Flarelytics is a privacy‑focused web‑analytics solution that records how long visitors stay on each page. It runs as a Cloudflare Worker backend with a PlanetScale database and a lightweight browser script. Currently supports a single domain and is intended for self‑hosted deployment.
Flarelytics is a privacy‑focused, self‑hosted web analytics service that measures how long visitors stay on each page. Built with Cloudflare Workers and a MySQL‑compatible database (MongoDB → PlanetScale), it provides a simple script for browsers and a lightweight API backend.
FlashLoanArbitrage is a Node.js bot and smart contract for DeFi flash-loan arbitrage. The README says goflash.js monitors ETH/USDC prices on Chainlink, Uniswap V2, SushiSwap, Curve and Balancer, waits for a 0.9% spread, and triggers a contract that borrows USDC, trades ETH, repays the loan and converts profit back to ETH.
LiveWebTracker is a lightweight real-time website visitor tracking solution that uses a simple JavaScript snippet and Firebase Realtime Database to display live visitor counts without requiring a complex custom backend, with easy integration and customizable on-site display options.
A shared service for reliable, synchronized Binance order book data via REST API. It solves common trading bot issues like data consistency, redundancy, and multi-language access, scaling from local setups to Kubernetes clusters.
Redash is a browser-based data exploration and visualization tool that allows users to query, visualize, and share data from various SQL and NoSQL sources.
PostHog is an open-source product analytics platform offering event analytics, session replay, feature flags, experiments, error tracking, logs, surveys, data warehouse and AI observability, with a self-hostable hobby deploy and SDKs for many languages.
Litlyx is an open-source, cookie-free analytics solution with an AI-powered dashboard. It offers a one-script install, npm package, custom events, cURL API, cloud or Docker self-hosting, and Apache 2.0 licensing.
A bilingual English/Arabic gold-price website for the UAE, GCC and other markets, combining live XAU/USD spot-linked pricing, 7 karat views, local currency estimates, charts, calculators, exports and a shop directory.
Komito Analytics is a free, open-source enhancement for popular web analytics software, providing additional insights into visitor behavior.
Arkime is a large-scale, open-source network analysis and packet capture system for storing and indexing network traffic in PCAP format.
A 100% client-side tool that reads a Con Edison "Download my data" Green Button CSV and shows, month by month for your actual usage, whether switching from Standard (SC1) to Residential Time-of-Use would lower your bill. Nothing is uploaded; all computation happens in the browser.
