Free open source alternative app list of PopClip :

Magpie

Magpie is a macOS text-selection assistant that pops up a floating toolbar for translation, explanation, summarization, copying, searching, Obsidian saving and calendar prefill. It can also recognize and process text from images, videos and scanned documents directly in place.

FreemacOS

Others are looking for free open source alternatives of following apps:

AI / LLM Inference

AI/LLM Inference delivers fast, scalable deployment of large language models for generating AI responses.

Adobe Premiere Pro

Adobe Premiere Pro is a professional video editing software for film, TV, and web.

Ad Blocker

Ad Blocker is a browser tool that removes intrusive ads and pop-ups from web pages.

Acorn 7

Acorn 7 is a Mac image editor for editing photos and creating graphics.

Admin Panel

An admin panel is a web-based interface for managing application data, users, and settings.

AdGuard

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