agentc vs. Etchv

A minimal, static, embeddable AI agent in C - no libc, less than 1MB. - GitHub - abird-ai/agentc: A minimal, static, embeddable AI agent in C - no libc, less than 1MB. Sharing an agent that I built since most of the agents that's nice to work with, take hefty deps like node or is provider dependent.It's heavily inspired by the wonderful pi agent - and builds on it as something that you can run on tiny hardware or embed easily in your own binaries without needing it's hefty dependency chain.An agent doesn't really need much - a minimal networking stack, a TUI and an agent loop. Then comes tools, mcp, skills and prompts.agentc does exactly that - a minimal, static, embeddable coding agent in C - no libc, less than 1MB, starts up using <1...

Add an invisible watermark to images, PDFs and video, then detect it to see which copy was shared. Forensic watermarking API with a free trial. Hello HN!The inspiration for Etchv came directly from friends who raised concerns about the growing ease of unauthorized media copying without attribution. To address this, Etchv embeds an invisible watermark inside images, PDFs, or short videos that survives modifications like screenshots, format changes, and file compression.You can try it on our homepage without signing up. There's also a live demo where a watermarked PDF page gets screenshotted and the watermark ID is still successfully recovered: https://etchv.com/demo/traceInstead of training a model from scratch...