Free open source alternative app list of ChatGPT :

GPT4All

Key features Run local large language models directly on your own device, enabling fully private and offline AI chat without relying on cloud services. Keep all conversations and data on your hardware — nothing is uploaded, protecting your privacy. Free and open-source desktop application released under the permissive MIT license. No usage limits; all models execute locally on your own hardware. Cross-platform desktop support for Windows, macOS, and Linux. Platforms: Windows, macOS, Linux Links Official website: https://gpt4all.io Source code repository: https://github.com/nomic-ai/gpt4all Pricing Free. GPT4All is completely free and open-source (MIT) with no usage limits; all models run locally on your hardware. It serves as a private, offline alternative to cloud-based AI chat tools such as ChatGPT.

FreeWindowsmacOSLinux

jan

jan is a free, open-source alternative to ChatGPT . Jan is an open-source AI assistant that runs fully offline on your computer, providing a ChatGPT alternative with local language models.

FreeWindowsmacOSLinux

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Adobe Premiere Pro

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AdGuard

AdGuard is a cross-platform ad blocker that filters web content and protects privacy.

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Free open-source AI & machine learning tools.