All extensions

OPERON: Smart Form Filler

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Types your spreadsheet into any web form, row by row, in your own logged-in browser. Your data never leaves this computer.

OPFS Explorer

🧑‍💻 Developer Tools

管理和编辑 OPFS 文件系统的开发者工具

Ophira Mist Chapel

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Soft golden mist surrounds a tranquil chapel where stained-glass windows shimmer with sacred hues. Candlelight flickers gently…

Õpimik – eKooli ühendus

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Toob eKoolist kooliandmed Õpimikku. Küpsist ei loeta ega saadeta kuhugi.

OpinionRunner

⚡ Productivity

Keyboard-first helper for fast navigation and actions on app.opinion.trade

OpinionSurveys

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A research participation tool for opinion surveys. Collects periodic survey responses and context data to enrich research accuracy.

Opinion价格助手

⚡ Productivity

在 Opinion 市场页面中自动查找对应 Polymarket 事件并展示最新价格。

opjeo: pasa tus simulacros al examen online

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Pasa las respuestas de tu simulacro en papel al examen online de tu academia sin marcarlas a mano. Tú decides cuándo terminar.

OPJK - Magic

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OPJK magic theme

OppuTrac Job Tracker (Beta)

⚡ Productivity

Easily capture and organize opportunities from job boards in OppuTrac. Streamline your search with automated tracking!

Oppy

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Add new features to your browser and personalize your browsing experience.

OPR to Warhammer Renamer

🎬 Video & Media

Converts the names of One Page Rules units to their Warhammer equivalents.

Opsense for Gmail

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AI-powered email intelligence inside Gmail — draft replies, assign tasks, and follow up without leaving your inbox.

Opser for Chrome

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Record your calls in Meet, Zoom or Teams, and let your Opser agents work in your browser on the sites you're signed in to.

opsu!

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opsu! is an unofficial open-source client for the rhythm game osu!, written in Java using Slick2D and LWJGL (wrappers around OpenGL…

Optara

🛍️ Shopping

One wishlist for every store on the internet. Save products to boards from any site.

Opt-A(vailable)

⚡ Productivity

Grants calendar superpowers

Optibox Browser Extension

⚡ Productivity

Optibox browser extension — scrapes competitor URLs into the editor's AI chat.

optical illusion

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cool optical illusion. the circles are not spinning

Optical Illusions

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This is a theme that includes many home-made illusions. The monkey is... Well, the monkey is just a monkey.

OpticAmber Clematis1600 Theme

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Get back to nature with the OpticAmber Clematis theme. It combines an original floral image with high contrast amber text that's…

OpticAmber Clematis800 Theme

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Get back to nature with the OpticAmber Clematis theme. It combines an original floral image with high contrast amber text that's…

OpticAmber CSunset1024 Theme

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The OpticAmber CSunset theme combines an original image of a Caribbean sunset with high contrast amber text for a relaxing theme…

OpticAmber OrangeClouds800 Theme

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The OpticAmber OrangeCloud theme combines an original outdoor image of sunset lit couds with high contrast amber text that's both…