Stratum: branchable columnar SQL engine on the JVM (Vector API, PostgreSQL wire)

AWS SDK for Rust: Using S3-Compatible APIs with Other Clouds

I built a fully offline AI Rust tutor that runs entirely on-device — no cloud, no API keys

You roasted my Type-Safe Regex Builder a while ago. I listened, fixed the API, and rebuilt the core to prevent ReDoS.

Show HN: Mcp2cli – One CLI for every API, 96-99% fewer tokens than native MCP

pandas' Public API Is Now Type-Complete

Should authentication be handled only at the API-gateway in microservices or should each service verify it

GoDoc Live — Auto-generate interactive API docs from your Go source code

How reactive streams could be rewritten using plain Java APIs

Show HN: Free OpenAI API Access with ChatGPT Account

Google News API to fetch local news articles based on specific search keywords

Built an image host that actually fits dev workflows (ShareX + API) kinda need help testing it, and if anyone can try break it that would be really helpful.

Show HN: OculOS – Any desktop app as a JSON API via OS accessibility tree

I'm building a native desktop API client (like Postman) in Rust with GPUI. Would anyone use it?

Show HN: AgentBus – Centralized AI Agent-to-Agent Messaging via REST API

Building a local-first API client with Tauri v2: lessons from replacing Electron with Rust

[C# / .NET 10] BluettiCloud: Monitor your power station in real-time via Cloud API

I built an open source API client in Tauri + Rust because Postman uses 800MB of RAM

Made a backend framework that doesn't follow REST api conventions

Show HN: Web Audio Studio – A Visual Debugger for Web Audio API Graphs

I build an identity-aware egress gateway that allows your workload to call Cloud APIs without touching cloud credentials

I built a distributed search engine in Rust with Raft consensus, OpenSearch-compatible API

Show r/rust: J-RAY PRO – A high-performance JSON visualizer & API profiler built entirely with Rust and egui.

I built a minimal Rust boilerplate to kickstart Web API microservice development, I useNestJs for architecture reference

auto-api-observe, zero-config observability middleware for Express/Fastify (structured logs, distributed tracing in one line)

GoDoc Live — Auto-generate interactive API docs from Go source code (no annotations needed)

Why Synchronous APIs were killing my Spring Boot Backend (and how I fixed it with the Claim Check Pattern)

Why "free" AI API tiers will silently break your production app — a real failure chain from logs

I built ai-media-cli — open-source TypeScript SDK for generating AI images, videos, music & speech (91 models, one API key)

Scripting in API tools using Python (showcase)

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