HN Showcase — AI-Powered Visual Gallery for Show HN Projects

GitHub

Adversarial agent-pair harness: one model writes code through a TDD pipeline, a second model reviews it, gated at human checkpoints. Apache-2.0.

2Python
●●Solid

Redteam:If you are using more than 2 coding agents

Two-model adversarial review beats single-model self-agreement for AI code generation.

Big BrainShip It
rkdgh19
102h ago
Are You in the Weights?
●●Solid

Are You in the Weights?

Parallel LLM queries across 15 models to check if you're in the training data.

Rabbit HoleCrowd Pleaser
turtlesoup
997313h ago
GitHub

Multi-agent AI runtime with OS-inspired primitives — job scheduling, DAG orchestration, memory, tool execution and real-time observability. Built with FastAPI, Celery, PostgreSQL and LiteLLM.

1Python
Mid

OSymandias – Open-source runtime for multi-agent AI systems

Another agent orchestration layer competing with LangGraph, CrewAI, and AutoGen.

Ship It
andreisilva1
3013h ago
In-Browser FAQ LLM
Mid

In-Browser FAQ LLM

Yet another FAQ chatbot builder when Intercom and Crisp already dominate this space.

Ship It
fred_terzi
1014h ago
GitHub

Self-hosted, source-traceable memory for AI agents: on your own Postgres, keyless to run. Facts earn confidence from independent corroboration and supersede on contradiction, never silently overwritten. MCP-native (Claude, Cursor, Windsurf). Reproducible LongMemEval in-repo: 73.6% QA, recall@5 89-92%. Apache-2.0.

3TypeScript
●●Solid

Myco Brain – source-traceable memory for AI agents on your own Postgres

Corroboration-gated confidence beats silent overwrites in agent memory.

Big BrainNiche Gem
thegoodguys
1015h ago
GitHub

A memory layer that tracks evidence, claims, and decisions to make multi-turn LLM judges and reviewer agents more inspectable and stable.

3Python
●●Solid

I made a small helper for checking model-graded answers

Flags LLM judge verdicts unsupported by evidence without needing a second model.

Big BrainNiche Gem
ML0037
1016h ago
GitHub

Rootsign is an open-source tamper-evident decision and action provenance logging library for AI agents

1Python
●●Solid

Tamper-evident audit logs for LangChain/Crew AI agents

Cryptographic hash chains make AI agent logs legally defensible when LangSmith can't.

Niche GemBig Brain
oabolade
2017h ago
GitHub

Make your OpenClaw agent employable: deny-by-default governance, budgets, allowlists, approval gates, and a signed audit trail via MakerChecker.

0TypeScript
●●Solid

I Made OpenClaw Employable

Budget gates and DLP checks prevent agents from draining accounts or leaking data.

Big BrainSolve My Problem
smashini
2117h ago
GitHub

A tool that watches you browse, then writes HTTP-based automation scripts

103Python
●●Solid

I built a reverse-engineering agent for the web

Vision LLM annotates browsing sessions to generate requests-based scripts.

Big BrainShip It
stonesteel27
3018h ago
GitHub

Give your AI agents database access without the risk.

1Python
●●●Banger

Give Your ORM Superpowers

Policy enforcement at the ORM layer beats prompt-layer security for agent database access.

Big BrainSolve My ProblemBold Bet
dipankarsarkar
2019h ago
GitHub

Open-source AI visibility audit for ecommerce - see if ChatGPT, Gemini & Google AI recommend your store or your competitor's. Self-hosted, printable PDF report.

3Python
●●Solid

Reverse engineering user queries for ChatGPT/Gemini

GEO auditing for AI recommendations when this problem literally didn't exist two years ago.

Dark HorseSolve My Problem
biduskamil
2222h ago
GitHub

Multimodal Document Agents over 100K+ files — enterprise agents for large-scale retrieval, research and automation over multimodal docs.

1
●●Solid

Polyvia – Multimodal document retrieval over 100K+ files

Sub-200ms retrieval over 100K files when most RAG systems choke at 100.

SlickSolve My Problem
mgierlach-polyv
3022h ago
GitHub

Local-first active memory substrate for LLM agents.

6Python
●●Solid

Push vs. Pull Agent Memory?

Push-based memory model challenges standard query-based agent memory patterns.

Big BrainNiche Gem
hendrixx1122
101d ago