Browse the best open-source alternatives by proprietary software.

Smule

smule

Create and share musical performances with millions of users through karaoke, duets, and collaborative singing experiences on mobile devices.

Splashtop

splashtop

Fast and secure solutions for remote work, remote support, remote learning & more at the best value. Splashtop remote access is #1 in user satisfaction.

Streamio

streamio

Discover and watch movies, TV shows, and live TV from multiple streaming services in one unified media center with personalized recommendations.

Streamlit

streamlit

Transform Python scripts into interactive web applications instantly without frontend development knowledge or complex deployment processes.

Terra API

terra-api

Connect health and fitness data from wearables, apps, and devices through a unified API that simplifies integration for developers building wellness applications.

Threema

threema

A secure messaging app with end-to-end encryption and no data storage.

TikTok

tiktok

Create and discover short-form videos with powerful editing tools, trending effects, and an algorithm that connects you to viral content and global communities.

Ubersuggest

ubersuggest

Discover keyword opportunities, analyze competitor strategies, and track rankings with SEO data to boost organic visibility and drive targeted traffic.

Unity

unity

Create immersive 2D and 3D games, interactive experiences, and applications with Unity's comprehensive development platform and visual editor.

Unreal Engine

unreal-engine

Create stunning 3D games, interactive experiences, and virtual worlds with Epic Games' powerful real-time engine featuring advanced graphics, physics simulation, and cross-platform deployment.