Practical notes on agentic AI, production software, and the decisions behind systems that hold up in the real world.
In September 2026 Olympus ML shipped tripswipe, HerpBase and Trstmap to the App Store in five days, alongside Eurekuh on the web. How we take apps from idea to store with Expo, React Native and Supabase.
David Rodrigues
2 min read
Trstmap is a free iPhone app that maps the places your friends recommend: save places with a note, share them with friends who accept, and skip star ratings from strangers and sponsored listings.
David Rodrigues
2 min read
Eurekuh’s MCP server lets AI agents like Claude, ChatGPT and Cursor schedule and publish posts to ten social networks. Seven tools, Bearer-key auth, confirmation before posting, free on every plan.
David Rodrigues
2 min read
Cross-post a video to TikTok, YouTube, Instagram, LinkedIn, Threads, Facebook, Bluesky, Pinterest, Google Business and X from one upload with Eurekuh, a social media scheduler priced per workspace.
David Rodrigues
2 min read
HerpBase is a reptile husbandry record keeper for iPhone and iPad: feeding plans, thaw lists, weights, sheds, breeding and visual racks for collections of five animals or five hundred. Works offline.
David Rodrigues
2 min read
How the tripswipe globe works: a per-pixel orthographic projection in a React Native Skia fragment shader, a country-index texture, ripples that follow the rotation, and a WebGL port for the web.
David Rodrigues
4 min read
tripswipe is a free country tracker app for iPhone and Android: tick off the countries you have visited, watch them light up on a 3D globe, see your percentage of the world and share your travel map.
David Rodrigues
3 min read
How we built Plant AI Agent for Planta Livre: GPT-4.1 multilingual extraction, semantic matching over a 10,560+ plant catalogue, and a real-time budgeting UI processing 150+ line items per request.
David Rodrigues
2 min read