A native, lightweight and secure one-time-password (OTP) client built for iOS; Raivo OTP!

A MacOS TabBar (StatusBar) application that securely receives one-time passwords (OTPs) that you tapped in Raivo for iOS.

Graph-based document editor with collaborative features

Micro Kalman Filter for linear and nonlinear systems

Framework for server-rendered React apps with declarative data fetching and opt-in client-side rendering.

A simple plugin which checks the clicks of a player per second.

SECOND for Lyft 3d object detection challenge on Kaggle

A small project to gather counter statistics from the file system or output from commands. Useful for retrieving packets per second and bytes per second on a network interface.

A marketing website for Raivo OTP with the goal of spreading knowledge and gaining popularity.

An Apple Push Notification Service (APNS) that proxies tokens from Raivo for MacOS to Raivo for iOS.

Second hand books.二手书集市——面向程序员的二手书市场。你的闲置，正是人家所需。让知识流动起来！

An Electronic Timer which can count from 15sec to 24hr using a CD4060

The personal maintenance system I have developed is focused on daily upkeep tasks, including adding required documents, pictures, notes, work time, and gym activities. It has been built using MySQL for the database management and HTML and CSS for the front-end interface.

A small and simple date shortcode library.

Portable MySQL frontend intended for use with small OpenSim installs

A simple LSL population meter for Second Life that shows a graph and some numbers in hovertext.

Generated youtube links with exact start timestamp, helpful for mobile users.

Digital clock using C /C++

Number of milliseconds in a second.

A VR application to help you understand the seven fundamental units in physics. And more...