Work · alternatives · 2026

24 alternatives to Gemini Custom Themes, UI Styles & PDF

Anwingels: Ultimate Theme, Style Editor Extension for Gemini

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1
Gemini Custom Themes, Styles, PDF Export▲6
Gemini Custom Theme Creator. Real-time editor for Dark Mode
2025 · microsoftedge.microsoft.com · its alternatives →
2
Lexington Themes▲235
Free and premium Astro & Tailwind CSS themes and UI Kits
2023 · lexingtonthemes.com · its alternatives →
3
Gemini AI Side Panel▲405
Supercharge productivity in your browser with Gemini AI
2024 · chromewebstore.google.com · its alternatives →
4
AngeCore: Custom Themes for Gemini▲12
Ultimate Theme and Style Editor Extension for Google Gemini
2025 · chromewebstore.google.com · its alternatives →
5
Google Gemini in Chrome▲189
Turn your browser into an AI workspace
Mar 2026 · blog.google · its alternatives →
6
Chrome Theme Studio▲123
Easily create a theme for most Chromium-based browsers
2021 · chrometheme.studio · its alternatives →
7
Notebooks in Gemini▲314
Keep every project, chat, and file in one focused space
Apr 2026 · its alternatives →
8
Awesome Gemini Prompts▲140
The Ultimate Open Source Library for Gemini & Nano
Jan 2026 · its alternatives →
9
Interactive Simulations in Gemini▲405
Gemini now lets you play with the concepts you ask about
Apr 2026 · blog.google · its alternatives →
10
Gemini Canvas▲294
Interact and collaborate with AI to create
2025 · gemini.google · its alternatives →
11
Wind Basics▲169
Free Astro & Tailwind themes under the C.Commons license
2023 · its alternatives →
12
Gemini Code Assist▲218
Code faster and smarter for free
2025 · codeassist.google · its alternatives →
13
ProFolioX▲104
A cool personal theme built with Astro, Tailwind CSS & MDX
2023 · lexingtonthemes.com · its alternatives →
14
Nano PDF – A CLI Tool to Edit PDFs with Gemini's Nano Banana▲176
The new Gemini 3 Pro Image model (aka Nano Banana) is incredible at generating slides, so I thought it would be fun to build a CLI tool that lets you edit PDF presentations using plain English. The tool converts the page you want to edit into an image, sends it to the model API together with your prompt to generate an edited image, then converts the updated image back and stitches into the original document. Examples: - `nano-pdf edit deck.pdf 5 "Update the revenue chart to show Q3 at $2.5M"` - `nano-pdf add deck.pdf 15 "Create an executive summary slide with 5 bullet points"` Features: -…
Nov 2025 · github.com · its alternatives →
15
File Generation in Gemini▲165
Generate production-ready files directly in your chat
Apr 2026 · blog.google · its alternatives →
16
Themer▲129
Personalize themes for your terminal/editor/wallpaper/slack
2017 · its alternatives →
17
Operations▲113
Turn every new tab into your personal dashboard
May 2026 · operations.studionope.nl · its alternatives →
18
Simplexity Blog▲109
An elegant blog theme built with Astro, Tailwind CSS & MDX
2023 · lexingtonthemes.com · its alternatives →
19
VibeDesign▲16
Design tokens for vibe coding
Apr 2026 · vibedesign.tech · its alternatives →
20
Dusk▲27
An sleek agency theme built With Astro, Tailwind CSS & MDX
2023 · lexingtonthemes.com · its alternatives →
21
Open Source AI Chrome Extension▲87
Chrome extension allow the user to communicate with the AI
2025 · github.com · its alternatives →
22
Palette▲78
Generate Custom Tailwind Color Palettes from a prompt
2023 · palette.tone-row.com · its alternatives →
23
Gemlens: Diff & sync tools for Gemini▲7
Gemini editing upgrade:visual Diff,change-safety,local sync
Dec 2025 · chromewebstore.google.com · its alternatives →
24
Refined for Gemini
The missing Dark Mode & Pro Themes for Google Gemini
Jan 2026 · chromewebstore.google.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →