
Track who owes what — without a login or a bank connection. Payback is a local-first money tracker built on three buttons: I gave, I got, I spent.
Track who owes what — without a login or a bank connection. Payback is a local-first money tracker built on three buttons: I gave, I got, I spent. Track dues with friends, split expenses, log spending, and manage recurring bills — then share a clean summary on WhatsApp. No account required, no bank connection, no data collected. Your records stay on your device.

Lynote combines AI detection, YouTube transcript extraction, and note workflows so learners and creators can check originality and turn videos into searchable notes.
LMSYS Chatbot Arena is a crowdsourced open platform for LLM evals. Collected over 1,000,000 human pairwise comparisons to rank LLMs with the Bradley-Terry model and display the model ratings in Elo-scale.

MiocAI is an AI roleplay chatbot with memory, character chat, image features, and visual storytelling tools for private fictional interaction.

ZenMux is the world's first enterprise-grade large model aggregation platform with an insurance payout mechanism, providing unified API access to top models while guaranteeing output quality and stability.