Free Alternative to BrowserStack
8 free & open-source projects that replace BrowserStack.
Compare at a Glance
| vs BrowserStack |  chrome-devtools-mcp |  browser |  Browserless |  LiveContainer |  rod |  panther |  esp32-iphone-agent |  simslim |
|---|---|---|---|---|---|---|---|---|
| Stars | 54k | 36k | 14k | 13k | 7.1k | 3.1k | 2.8k | 2.8k |
| Forks | 6.0k | 1.7k | 1.1k | 1.0k | 486 | 234 | 366 | 135 |
| Contributors | 30 | 30 | 30 | 26 | 30 | 30 | 1 | 12 |
| Last Commit | Jul 3, 2026 | Sep 2, 2026 | Mar 6, 2026 | Jun 21, 2026 | May 24, 2026 | Jun 4, 2026 | Oct 16, 2026 | Aug 27, 2026 |
| License | Apache-2.0 | AGPL-3.0 | SSPL-1.0 | AGPL-3.0 | MIT | MIT | MIT | MIT |
| Language | TypeScript | Zig | TypeScript | Swift | Go | PHP | C | Go |
Tired of slow iOS simulators or paying for cloud solutions like BrowserStack just to run more tests?\n\nMeet simslim, the game-changing free & open-source tool designed to supercharge your Mac's performance for iOS development. By intelligently disabling unnecessary background daemons, simslim lets you run more simulators simultaneously, speeding up your testing workflow and saving valuable development time.\n\n🚀 Performance Boost: Drastically improve Mac performance.\n💡 Daemon Control: Disable unneeded background processes.\n📱 More Simulators: Run multiple iOS simulators with ease.\n⚡️ Fast iOS Testing: Accelerate your development cycle.\n✅ Mac Resource Saver: Optimize your system's resources.\n\nNo subscriptions, no hidden fees, just pure, free performance optimization for your iOS development.\n\nDiscover how simslim can transform your workflow today! Visit Fossy for details:\nhttps://fossy.dev/MobAI-App/simslim\n\n#iOSDev #MacDevelopment #OpenSource #FreeSoftware #Simulator #MobileDev #PerformanceBoost
