NULLSQUARE

What it does

Continuous AI security testing for apps, APIs, cloud, and private environments — review findings, reports, and live agent activity in one place.

Continuous AI security testing for apps, APIs, cloud, and private environments — review risks, reports, and live agent activity in one place.

Every company runs more than it can see. A machine somebody set up years ago, a subdomain nobody decommissioned, a port opened for an afternoon and never closed. The unknown is not the attack you have not seen. It is the surface you have never looked at. We build on the platforms you already run — your cloud, your code host, and the frontier models underneath the agents. Four agents, each expert in one discipline, working your scope around the clock. They also hand work to each other: the watch agent finds a new CVE, the pentest agent proves whether it reaches you, and the code review agent stops the next one from shipping. Our fox runs continuous black-box assessments against your live…from nullsquare.net

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  NullStrike SecurityDec 2025 · nullstrike-security-ad7dc4.webflow.io · ▲5

  Manual penetration testing for cloud, web, APIs & AI systems

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  AegisoraAug 2026 · aegisora-ai.vercel.app · ▲93

  The narrow control plane for AI agent tool and API calls.

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  RegentApr 2026 · portal.regentai.in · ▲11

  Know when your AI changes behavior

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  AccuKnox [Gen-AI CNAPP Security]Dec 2025 · app.demo.accuknox.com · ▲27

  Secure At Scale, Inside All Stacks, All Apps, Anywhere.

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  TalwarAI2025 · talwar.dev · ▲12

  Advanced security testing agent for the modern web

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  Transilience Security Assessment Agent2025 · pentest.transilience.cloud · ▲10

  Simplify security testing with AI, insights & reports

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  Spira Maxima▲578

  Video model that turns script into viral social media videos

  AI · 18d ago · spira.ai

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  Rill Browser▲540

  The browser where Claude Code and Codex work beside you

  AI · 18d ago · rill.love

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  Germany's new sovereign AI model Kolibri▲424

  Kolibri is Aleph Alpha

  AI · 19d ago · tej.as

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  Giving Opus 5.5 a simulated paint canvas▲392

  Paintings by AI models: programs run through a simulation of oil paint.

  AI · 21d ago · stillwet.art

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  PixVerse R2▲381

  A real-time world model you can explore and change

  AI · 29d ago · world.pixverse.video

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  Beam.win▲377

  Run AI agents on one Mac and use its windows on another

  AI · 4d ago · beam.win

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  Fundraisly▲1,537

  AI fundraising agent that finds investors and books meetings

  AI · Jun 2026 · fundraisly.com

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  Homebrew 6.0.0▲1,481

  Today, I’m proud to announce Homebrew 6.0.0. The most significant changes since 5.1.0 are a new tap trust security mechanism, the new faster, smaller, default internal Homebrew JSON API, sandboxing on Linux, better defaults informed by our user survey, many brew bundle improvements, improved performance and initial support for macOS 27 (Golden Gate). Happy to discuss any questions here!

  Dev tools · Jun 2026 · brew.sh

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  Performative-UI – A react component library of design tropes▲1,181

  Hi HN! I was super frustrated at apps like tiktok and wechat preventing me from saving or downloading the animated gifs, so I made a little tool to turn a screen recording into a slack-sized emoji. Hope you get some value from this!

  Life & fun · Jun 2026 · vorpus.github.io

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  Upstream▲976

  The inbox designed for humans and agents

  AI · Jun 2026 · upstream.do

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  Goldfish▲958

  Press Option. It knows your work and replies like you

  AI · Jun 2026 · goldfish.sh

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  I made Google Trends for Hacker News by indexing 18 years of comments▲822

  Search 18 years of Hacker News and chart how any topic, tool, or person trended. Overlay terms to compare their rise and fall across 45M posts and comments.

  Life & fun · Jun 2026 · hackernewstrends.com