Find the Best Open Source Alternatives to Popular Software

An open-source, self-hosted portfolio tracking, analytics, accounting, and management application that protects your privacy.

A beautiful, private, local-first personal finance tracker for investments, net worth, spending, and simulations.

Self-hostable PaaS for deploying full-stack apps and databases with zero downtime, auto HTTPS, and Docker support.

Open-source, privacy-first alternative to Google NotebookLM with multi-model AI support, podcast generation, and self-hosting.

Decentralized private messenger using email infrastructure for secure, end-to-end encrypted communication.

Instant messaging platform with self-hosted backend in Go and clients for iOS, Android, web, and command line.

A self-hosted dividend portfolio tracker built with Flask that helps long-term investors track passive income, portfolio health, and progress toward financial independence.

A self-hosted financial research platform with a Bloomberg-style interface for SEC filings, stock prices, and AI-powered analysis.

A privacy-focused sport tracking application for Android that records GPS tracks and supports Bluetooth sensors without any internet access or ads.

Self-hosted image and video hosting platform. Build your own Flickr or Imgur-style media sharing site.

Battle-tested AI code review agent with deterministic pipelines + LLM, fine-tuned security rules, and line-level comments.

An open source run tracker for Android.