Harden AIF is a free, local security tool for AI coding agents. Its post-trained model checks tool calls before they run, using your request and session context. It beat frontier models on key agent-security benchmarks, while keeping your repo and tool output on your machine.
I was just wondering what the plan is regarding how the teams implementing this work in shared repositories and CI pipelines because that’s where all the scary automation takes place.
About Harden on Product Hunt
“A security layer for AI coding agents”
Harden launched on Product Hunt on September 9th, 2026 and earned 346 upvotes and 92 comments, earning #2 Product of the Day. Harden AIF is a free, local security tool for AI coding agents. Its post-trained model checks tool calls before they run, using your request and session context. It beat frontier models on key agent-security benchmarks, while keeping your repo and tool output on your machine.
On the analytics side, Harden competes within Developer Tools, Artificial Intelligence and Security — topics that collectively have 999.9k followers on Product Hunt. The dashboard above tracks how Harden performed against the three products that launched closest to it on the same day.
Who hunted Harden?
Harden was hunted by Rohan Chaubey. A “hunter” on Product Hunt is the community member who submits a product to the platform — uploading the images, the link, and tagging the makers behind it. Hunters typically write the first comment explaining why a product is worth attention, and their followers are notified the moment they post. Around 79% of featured launches on Product Hunt are self-hunted by their makers, but a well-known hunter still acts as a signal of quality to the rest of the community. See the full all-time top hunters leaderboard to discover who is shaping the Product Hunt ecosystem.
Rohan Chaubey
I was just wondering what the plan is regarding how the teams implementing this work in shared repositories and CI pipelines because that’s where all the scary automation takes place.