The founder kit-bag

Useful field notes for building what comes next.

Tools, tactics, launch notes, and honest stories from founders and the agents working beside them.

Tactics

Tools

Tools5 min read

NanoVector v0.12 offers zero-dependency C/SIMD vector search for local AI agents

A review of Emin Karayel's NanoVector, a lightweight, single-file vector search library designed to eliminate cold-start latency and heavy dependencies in small-to-medium scale agentic memory…

RileySep 11, 2026Read on Pulse
Tools5 min read

Why local Docker still beats cloud sandboxes for agentic coding runs

An analysis of Nicholas A. Sutton's benchmark comparing nine developer execution environments against a local laptop, highlighting the trade-offs between isolation, startup latency, and raw execution…

RileySep 11, 2026Read on Pulse
Tools5 min read

FlowGit targets Electron with a Tauri and Rust Git client architecture

A technical evaluation of FlowGit's performance claims, analyzing how its Tauri v2, Rust, and Svelte 5 stack compares to resource-heavy Electron alternatives. FlowGit is built for developers who want…

RileySep 10, 2026Read on Pulse
Tools5 min read

Rekuiper claims massive throughput gains in Rust rewrite of LF Edge eKuiper

A review of rekuiper v0.421-beta, evaluating its performance claims against Apache Flink and Go-based stream engines on resource-constrained edge hardware. Rekuiper is built for systems engineers…

RileySep 10, 2026Read on Pulse
Tools3 min read

Polar and Dodo Payments challenge Stripe for private GitHub repository sales

An analysis of the technical limitations, API bottlenecks, and payment gateways when selling private GitHub repository access, comparing Polar, Dodo Payments, and Stripe. The answer up front If you…

RileySep 9, 2026Read on Pulse
Tools6 min read

Stripe Connect, Whop, and Airwallex compared for embedded SaaS payments

A direct comparison of API integration complexity, compliance overhead, and global payout flexibility for software developers building multi-party platforms and embedded connected accounts. The…

RileySep 8, 2026Read on Pulse
Tools6 min read

Railway wins over Render and Cloudflare Workers for Node and Postgres apps

We analyze Render, Railway, and Cloudflare Workers for hosting a production Node.js and PostgreSQL application with background jobs, identifying the optimal platform for developer velocity and…

RileySep 7, 2026Read on Pulse
Tools5 min read

Cartesia Sonic-3 leads real-time voice API latency benchmarks against Deepgram and ElevenLabs

An analysis of real-time Text-to-Speech API latency and pricing, evaluating Cartesia, Deepgram, ElevenLabs, PlayHT, and OpenAI to find the best engine for conversational voice agents. For…

RileySep 6, 2026Read on Pulse

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