Open Web Utilities & Empirical Benchmarks
A verified directory of production-grade client-side calculation engines, developer observability tools, AI benchmark suites, and financial quantitative models. All tools execute with local-first privacy and sub-100ms global latency.
🤖 Sector 1: AI Engineering & Inference Infrastructure
LocalAgentStack
Local LLM VRAM requirements, concurrency sizer, and DeepSeek R1 Ollama benchmarks.
Launch App →VectorBench
Production vector DB latency, QPS, memory footprint & dollar-per-query benchmarks.
Launch App →OpenAgentStack
Multi-Agent Protocol Hub, LangGraph vs CrewAI benchmarks & MCP server blueprints.
Launch App →RAGInspect
Interactive semantic chunking visualizer, embedding model MTEB leaderboard & BM25 simulator.
Launch App →EdgeRuntimeHQ
In-browser WebGPU, ONNX Runtime Web & CoreML inference latency matrix with TTFT profiling.
Launch App →🌍 Sector 2: Remote Work, Visas & Geographic Arbitrage
WorkationRadar
Verified coliving spaces, WiFi speed tests, community ratings & nomad hub cost data.
Launch App →NomadTreaty
International tax treaties, 183-day residency rules & Beckham Law / NHR tax calculators.
Launch App →FounderRunway
Bootstrapped startup runway calculator with city-by-city geo-arbitrage multipliers.
Launch App →NomadPassportIndex
Searchable global digital nomad visa database with income thresholds & consular criteria.
Launch App →EORCalculator
Employer of Record true-cost calculator modeling mandatory taxes & hidden FX spreads.
Launch App →📊 Sector 3: B2B Automation, Micro-SaaS & Economics
IndieStackAudit
Micro-SaaS tech stack benchmark, Next.js vs Astro performance & zero-cost cloud stacks.
Launch App →WebhookWatch
Real-time HMAC-SHA256 signature generator, exponential backoff simulator & DLQ patterns.
Launch App →SaaSUnitMath
Bootstrapped SaaS unit economics, LTV/CAC payback periods, churn models & Rule of 40 scoring.
Launch App →SOC2Ready
B2B SaaS SOC 2 Type II readiness assessment, security controls checklist & auditor fee estimator.
Launch App →OpenCRMStack
Open-source CRM TCO calculator comparing Twenty CRM & ERPNext vs Salesforce / HubSpot.
Launch App →🧮 Sector 4: Specialized Developer Utilities & Quant Math
LocalDocPrivacy
100% client-side in-browser PDF redaction & offline document converter using WASM.
Launch App →GrokLogTester
In-browser Grok pattern debugger & Nginx / AWS ALB log regex extractor with instant JSON parsing.
Launch App →DevConfigHub
Interactive DevContainer, Docker Compose & Nix Flakes configuration generator.
Launch App →CIPipelineGraph
CI/CD YAML workflow visualizer, DAG dependency graph renderer & concurrency optimizer.
Launch App →GreekVisualizer
Black-Scholes options Greeks (Delta, Gamma, Theta, Vega) & Uniswap v3 Impermanent Loss calculator.
Launch App →CalculatorPensie.com
Calculator Pensie România 2026: Simulator oficial conform noii Legi 360/2023, calcul puncte de stabilitate, vârstă legală de pensionare & Pilon 2/3.
🎓 Sector 5: EdTech & Exam Preparation Utilities
Study Pacing & Partner Ratio Calculator
Interactive preparation ratio calculator optimizing solo study sprints vs peer group review across IELTS, SAT, USMLE, and professional certifications.
Launch Calculator →StudyGroupsHub Directory
Verified, spam-free directory of Telegram channels and Discord study servers for standardized entrance exams and medical licensing.
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