From first idea to launched product.

Brainstorming partner across ideation, planning, and thinking through problems — also strong for long-form content like articles and marketing copy.

Creative brainstorming for website copy, ad copy, and content — anything creativity-driven.

Fast, real-time research with cited sources — great for validating facts, competitors, or market info.

Brain-dump notebook for all your product info — keeps everything in one place and easy to look up on the go.

Local-first note-taking app — notes saved as plain markdown on your own device, extendable with plugins. An alternative to NotebookLM if you want full data ownership.

Harvard's full, free course teaching programming from scratch using Python.

No-code/low-code AI app builder — describe what you want, get a working app.

Browser-based coding environment with a built-in AI agent for building and deploying apps.

No-code AI app builder for non-technical founders to ship MVPs fast.

TypeScript toolkit for building AI-powered UIs and apps — the default pick for JS/TS builders.

Open-source backend-as-a-service — database, auth, storage.

Framework for building multi-step AI agents — a simpler starting point than LangGraph for agent orchestration.

Framework for building stateful, multi-agent AI workflows — reach for this only if you need complex, multi-agent orchestration.

Open-source AI coding assistant for IDEs, built in the open.

Open-source autonomous AI coding agent — reference/inspiration rather than a plug-and-play tool.

Open-source AI coding agent for the terminal — works with 75+ model providers instead of being tied to one.

AI coding tool for actually building the product.

IDE for working alongside AI coding tools.

One API to access 400+ AI models from different providers without integrating each one separately.

Plugin/ruleset that makes AI coding agents (Claude Code, Codex, Copilot CLI, etc.) write the least code that works instead of over-engineering.

Agentic skills framework and methodology for coding agents — structured brainstorming, planning, TDD, and code review baked into the workflow. 273k+ GitHub stars.

100+ open-source, hand-built AI agents, agent skills, and RAG apps you can clone and run. 128k+ GitHub stars.

Compresses tool outputs, logs, files, and RAG chunks before they reach the LLM — cuts token usage 20% for coding agents, 60-95% for JSON. 66k+ GitHub stars.

Scans your code and git history for accidentally committed secrets before they leak — good pre-launch hygiene.

Open-source autonomous AI pentesting agent — tests your code, APIs, and infra for vulnerabilities and can auto-generate fix PRs.

Open-source, self-hostable alternative to Heroku/Vercel — full control if you don't mind managing your own server.

Simple platform for deploying apps and infrastructure — the simplest path to get something live.

Cloud platform for hosting apps, APIs, and databases — an alternative to Railway.

Widely-read newsletter on product, growth, and career for builders.

AI creative suite for generating and editing images/video for ads and social content.

AI image upscaler/enhancer — turns rough concepts into high-resolution, ad/print-ready images (up to 16x).

Ad creative research tool — swipe file of Facebook/TikTok ads plus AI brief and script generation.

ByteDance's AI video generator — cinematic short-form video from text/image, with native audio and lip sync.

AI voice generation and cloning — for voiceovers, ads, and audio content.

Google's fast image generation/editing model (Gemini Flash/Pro Image) — good for quickly iterating on visual concepts before finalizing.