The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

Apache Superset is a Data Visualization and Data Exploration Platform

Umami is a simple, fast, privacy-focused alternative to Google Analytics.

Relocate resource intensive third-party scripts off of the main thread and into a web worker. 🎉

A declarative JavaScript library for application development using cloud services.

Session replay and analytics tool you can self-host. Ideal for reproducing issues, co-browsing with users and optimizing your product.

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by Clickhouse and OpenTelemetry.

Open Source Feature Flagging and A/B Testing Platform

🪢 Open source LLM engineering platform: Observability, metrics, evals, prompt management, playground, datasets. Integrates with LlamaIndex, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

⚡️ The developer data platform to centralize community, product, and customer data

The AWS Amplify CLI is a toolchain for simplifying serverless web and mobile development.

Datart is a next generation Data Visualization Open Platform

UI components and hooks for building video/audio players on the web. Robust, customizable, and accessible. Modern alternative to JW Player and Video.js.

Analysis, Comparison, Trends, Rankings of Open Source Software, you can also get insight from more than 7 billion with natural language (powered by OpenAI). Follow us on Twitter: https://twitter.com/ossinsight

📊 Open source visualization dashboards for OpenSearch.

🍃 Automate your personal finances – for free, with no ads, and no data collection.

Open-source, browser-local data exploration using DuckDB-Wasm and PRQL

All the goodies from both Mixpanel and Plausible combined into one tool.

Vendor-agnostic analytics for Angular2 applications.

🔥 NativeScript plugin for Firebase