Open Source Alternatives

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Handpicked Open Source Alternatives to Paid Softwares

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Open Source Alternatives

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Testing Open Source Tools - Page 2

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Testing Open Source Tools

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3D Modeling
A/B Testing
AI Agents
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22 projects, sorted by GitHub stars.

Embabel

Alternative toGoogle Gemini Enterprise Agent Platform

Agentic AI framework for the JVM

4,524 GitHub stars
Licence Apache-2.0
#AI Agents

touchHLE

InDeveloper Tools

High-level emulator for early iOS apps on modern platforms

4,028 GitHub stars
Licence MPL-2.0

Comet

InAI & Machine Learning

Phase-guarded workflow layer for AI coding agents, with eval built in

3,206 GitHub stars
Licence MIT
#AI Agents

Tunnelmole

Alternative tongrok

Get a public HTTPS URL for your local development server

1,885 GitHub stars
Licence MIT

Simutil

Alternative toGenymotion

Launch, manage, and stream Android emulators and iOS simulators.

1,194 GitHub stars
Licence MIT

Surfpool

Alternative toHelius

Drop-in local Solana test validator with forking support

615 GitHub stars
Licence Apache-2.0
#Testing

AutoCua

Alternative toOpenAI Operator

Computer-use agent: desktop, browser, terminal, and iOS automation.

191 GitHub stars
Licence MIT
#AI Agents

Echolon

Alternative toPostman

Local-first API client for HTTP, REST, and GraphQL

58 GitHub stars
Licence MIT

Octrafic

Alternative toPostman

AI-powered CLI for automated API testing with natural language

35 GitHub stars
Licence MIT

Markdown Preview Editor

Alternative toTypora

Browser-only Markdown editor with live preview and strict privacy.

30 GitHub stars
Licence MIT