Are you consistently aiming to the left of notes? Do you tend to "notelock" on fast streams? Watching a replay with (activated by holding the 'C' key or a specific mouse button) or simply observing the cursor path helps you see mechanical errors that are invisible while you're focused on playing. 2. Analyzing Unstable Rate (UR)

This guide will break down the best tools available in 2026 for viewing and rendering osu! replays, helping you find the perfect solution for your needs. What is an osu! Replay Viewer?

OSU is a free-to-play rhythm game developed by Osu! Team, where players tap, slide, and spin to the beat of various songs. The game has a large online community, with millions of users worldwide. One of the key features of OSU is its replay system, which allows players to record and share their gameplay. However, the built-in replay viewer has limitations, and players often rely on third-party tools to analyze and visualize their replays. This paper aims to design and implement an OSU replay viewer that can playback, analyze, and visualize OSU game replays.

A free, community-driven online rendering service. You simply upload your .osr file to their website, choose a skin, and their server farms will render a beautiful 60FPS video of your play and send you a YouTube or download link.

function pauseReplay() if (!isPlaying) return; isPlaying = false; if (animationId) cancelAnimationFrame(animationId); animationId = null;

: If you have an active osu!supporter tag or the score is in the global Top 1,000, click the replay icon (the small camera) next to the username on the online leaderboard.

After finishing a map, your score is saved locally. Click on the score in your local leaderboard to watch the replay.

You can record the replay viewer manually using free software like . Set OBS to capture your game window, start the replay, hit record, and you will have a high-definition video file ready for editing or uploading. Troubleshooting Common Replay Issues

[Link to Viewer/Tool]

Launch a free recording software like or Nvidia ShadowPlay . Set your recording settings to 60 FPS.

What are your computer's (CPU/GPU), or would you prefer a cloud-based tool ? Do you use osu! stable or osu!lazer ? Share public link

The osu! replay viewer has evolved from a simple playback feature into a diverse ecosystem of web apps, cloud renderers, and statistical analysis tools. Whether you want to post your top plays to YouTube using , analyze your mechanical flaws using osu! lazer , or watch your friends' scores on your phone with Replayos , there is a tool tailored to your needs.

Upload the .osr directly to the website.

Click the "Replay" button on the post-match results screen.