Pre-Flight PR AirlockBy Ribbsaeter Systems · Zurich · Amsterdam · Eindhoven

ZeroSlop™

By Ribbsaeter Systems

The #1 sovereign standard for zero AI slop in your pull requests.

Stop wasting 40 hours every week reviewing bloated, hallucinated code. ZeroSlop strips AI slop, isolates core architectural invariants, runs local compiler batteries, and delivers surgical, 100% green pull requests that maintainers actually merge.

94%
Average Diff Reduction
100%
Green Pre-Flight Checks
0h
Maintainer Babysitting
Top-Tier
Systems Repos Merged
The Reality Gap

What AI Coders Submit vs. What ZeroSlop Ships

LLMs love generating 180 lines of boilerplate wrappers, synthetic mock helpers, and hallucinated comments that blow up CI. ZeroSlop reduces the code to the sovereign invariant that maintainers approve.

Standard AI Coding Agent (+184 lines)Rejected / CI Red
// ❌ 184 lines of unverified AI hallucination
// Redundant adapter class wrapping standard library
class QueryOptimizationProxyManager {
  private cache: Map<string, DynamicBatch>;
  constructor() {
    this.cache = new Map();
  }
  // Unnecessary abstraction layer
  public adaptNullabilitySchema(batch: RecordBatch): RecordBatch {
    // 60 lines of defensive null checks that break async invariants
    if (!batch || batch.numRows() === 0) return batch;
    // ... hallucinated memory copy logic ...
  }
}
⚠️ Result: 14 CI failures, maintainer review fatigue, immediate rejection.
ZeroSlop Sovereign Fix (+4 lines)100% Green / Merged
// ✅ Pure Architectural Invariant (Apache DataFusion #24394)
// Directly adapts input batches with stricter nested nullability
if !input_schema.contains_nulls() && target_schema.is_nullable() {
    return adapt_batch_nullability(input_batch, target_schema)?;
}
✨ Result: 0 redundant files, passes 100% of local tests, merged by maintainer in minutes.
Core Architecture

The 3 Sovereign Invariant Pillars

How ZeroSlop guarantees every pull request is green, minimal, and completely free of AI slop.

01 / The Pre-Flight Airlock

Local Compiler Isolation

Never use public GitHub CI as a debugger. ZeroSlop compiles code, executes sanitizers, and validates the full repository test battery locally before code ever touches a remote pull request.

➔ Slashes cloud CI compute bills by 40%.
02 / Diff Minimization

Surgical Invariant Distillation

LLMs write 200 lines when 4 lines are needed. ZeroSlop analyzes the AST, cuts away hallucinated wrapper classes and verbose docstrings, and isolates the exact root-cause invariant fix.

➔ 94% average line reduction.
03 / Auto-Polish Engine

Zero Human Babysitting

Formatting errors and style nits are solved automatically. ZeroSlop triggers the repository native linters (Ruff, Prettier, Clippy, clang-format) and auto-commits the clean polish directly to the branch.

➔ 100% hands-free autonomous delivery.
Upstream Ground Truth

The Wall of Sovereign Proof

This is not marketing theory. ZeroSlop is built on the exact engineering engine that delivers merged, 100% green pull requests into the most demanding systems codebases on earth.

The Bushido CollectiveDEVELOPER TOOLING

Windows Project Path Slug Sanitization

Cross-platform slug sanitization ensuring Windows absolute file paths with drive letter colons correctly normalize to Claude Code double-dash directory encoding.

ApacheSYSTEMS

Execution-Layer Schema Conformance

Engine-level query execution correctness fix resolving nested schema nullability mismatches across aggregation boundaries in Apache DataFusion without plan disruption.

MetaSYSTEMS

TopNRowNumber In-Memory Rank Ordering

Corrected TopNRowNumber in-memory execution to emit rows in ascending rank order within each partition, matching WindowNode and spilled partition execution.

DockerSYSTEMS

Secret-Management Overwrite Semantics

Secret-management overwrite semantics with regression protection for existing default secrets without process argument leakage.

RustCOMPILER

Array Const-Argument Type Lowering

Compiler correctness fix for array const-argument type lowering and invalid length handling in type resolution.

LLVMCOMPILER

Non-Power-of-Two Vector Integer Division

X86 code-generation improvement preserving vectorization for non-power-of-two integer division.

OpenAISDK

Organization-Cost Response Parsing

SDK robustness fix for organization-cost responses using string-encoded numeric values in upstream API deserialization.

MicrosoftDEVELOPER TOOLING

Inherited Asymmetric Descriptor Detection

Type-analysis correction for inherited asymmetric Python descriptors across complex class inheritance hierarchies.

GoogleAI INFRASTRUCTURE

Streaming Tool-Call Event Preservation

Streaming model-handling fix preserving tool calls co-delivered with turn-completion events during autonomous workflows.

NVIDIACUDA / GPU

CUDA Cache-Indirection Kernel Geometry

CUDA kernel-launch geometry correction eliminating unnecessary cache-indirection work during KV-cache updates.

PyTorchRUNTIME

Floating-Point Signed-Zero Reduction Semantics

Compiler/runtime parity fix in TorchInductor aligning floating-point signed-zero reduction semantics with eager execution.

TokioRUNTIME

Fair Handover Ordering Invariant

Async runtime invariant verification ensuring deterministic wake order and starvation-free handoffs under high contention.

GitHub Marketplace Integration

Deploy to Your Repo in 60 Seconds

Drop our lightweight GitHub Action into your repository. Every time an AI agent or human opens a pull request, ZeroSlop runs pre-flight invariant audits, purges the slop, and auto-polishes the code.

  • ✓ Zero proprietary source exposed — runs via private secure API
  • ✓ Works across Rust, C++, Python, TypeScript, Go, and SQL
  • ✓ Auto-commit polish back to the PR branch automatically
Get API Access Key
.github/workflows/zeroslop.ymlGitHub Action v1
name: ZeroSlop Gatekeeper
on: [pull_request]

jobs:
  verify:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: ribbsaeter/zeroslop-action@v1
        with:
          api_key: ${{ secrets.RIBBSAETER_KEY }}
          auto_polish: true
          min_diff_reduction: 0.80
Simple Commercial Licensing

Zero Slop. Predictable Pricing.

Instant license provisioning via Stripe. 100% money-back guarantee if ZeroSlop doesn't reduce your PR slop.

Solo Engineer
$19/ month

For individual developers building open-source and personal projects who want senior-level merged PRs.

  • • Unlimited Local CLI audits
  • • 50 Pre-flight PR purifications / mo
  • • Diff minimization engine
  • • Community Discord access
Subscribe ($19/mo)
Most Popular
Engineering Team
$79/ seat / month

For startups and engineering teams using Cursor, Copilot, and Claude Code who need merge-ready CI.

  • • Everything in Solo
  • • GitHub Action runner integration
  • • Auto-polish & auto-commit engine
  • • Unlimited team pull requests
  • • Priority cloud purification API
Deploy Team ($79/seat)
Enterprise Core
$2,500/ month

For mission-critical repositories, fintech platforms, and institutions requiring zero-defect guarantees.

  • • Unlimited repositories & seats
  • • On-prem & VPC self-hosted runner
  • • Custom architectural invariant rules
  • • NIS2 & AI Governance audit logging
  • • 1-on-1 Founder engineering SLA
Inquire Enterprise
Start with the problem

What needs to
be built?

Share the current situation, the outcome you need, and the practical constraints. A senior engineer reviews every enquiry and replies with a direct recommendation—not a generic sales sequence.

01Business context
02Desired outcome
03Budget range
04Target timing
Senior review - EU hours