Free, open-source developer tools for people running AI coding assistants. Local-first, no accounts, MIT licensed. Built for the army of one.
Website: roninforge.org
No install, no account, no upload. Everything runs in your browser.
- GitHub Copilot AI Credits calculator - estimate your monthly credit burn under Copilot's usage-based billing from the official per-model token rates, and see whether your plan allowance covers it.
- Copilot usage CSV analyzer - drop the usage report GitHub emails you and see AI credits broken down by model, day, SKU, and user. The file never leaves your browser.
- LLM API pricing comparison - Claude, GPT, Gemini, DeepSeek, Mistral, and Grok token prices side by side, each verified against the official pricing page.
- BudgetClaw - local spend monitor for Claude Code. Tracks cost per project and git branch, warns before a cap, and kills the process on breach. Reads local telemetry only: zero keys, zero prompts, zero latency added. (source)
- Hanko - validate Claude Code plugin manifests before submission. Go CLI and GitHub Action that catches reserved marketplace names, duplicate hooks, path traversal, and schema errors. (source)
- Tsuba - scaffold marketplace-ready Claude Code skills, plugins, hooks, and agents in seconds. Go CLI and GitHub Action. (source)
- Goei - unify your AI provider costs into one dashboard.
- How to set a hard daily spend cap on Claude Code
- How to see ongoing project costs across all your Claude Code branches
- How to build and ship a Claude Code plugin end-to-end
Framework-specific rule packs for Cursor: verified rules, migration skills, and anti-pattern detection so the model generates code that works with current framework versions. Tailwind v4, Next.js 16, Django 5, Rails 8, FastAPI, Go, Spring Boot, ASP.NET Core 9, Laravel 13, Vue 3.5 + Nuxt 4, SvelteKit 2, Astro 6, React Router 7, Expo 55, Kotlin + Compose, Terraform, Drizzle, Playwright, Hono v4, and more.
curl -fsSL https://roninforge.org/get | sh # BudgetClaw
curl -fsSL https://roninforge.org/hanko/install.sh | sh
curl -fsSL https://roninforge.org/tsuba/install.sh | shOr via Homebrew:
brew install roninforge/tap/budgetclaw
brew install roninforge/tap/hanko
brew install roninforge/tap/tsubaMIT licensed. Honest positioning, no telemetry, no lock-in.