1 Open Source Alternatives to Knock

A list of 1 carefully selected open-source alternatives to Knock.

Created by

Adrian

Mar 9, 2025Updated•2 min read

The open-source alternatives are ranked based on our custom ranking system and score. This system takes into account various factors to determine the best alternatives.

If you’re looking for alternative features or workflows, here is a prepared detailed list of Knock open-source alternatives — each with its own distinctive strengths and key features.

Novu

36,378

3,972

Novu is an open-source notification platform that streamlines multi-channel delivery into a single embeddable Inbox component. It empowers developers and product teams to integrate in-app, email, push, SMS, chat, and custom notifications with just a few lines of code.

Key Features

Embeddable Inbox component with user preference management
Multi-channel support: in-app, email, push, SMS, chat, and custom channels
Unified API for streamlined workflow orchestration
Real-time notification delivery with minimal coding
Block-based email editor for dynamic, customizable emails
Robust security features including token management

Novu transforms complex multi-channel notification delivery into an easy-to-integrate solution. Built for modern development, it offers a unified API for managing workflows, real-time notifications, email digesting, and a block-based email editor. Its flexible design supports various frameworks like Next.js, Remix, and React, ensuring that you can start simple and scale as your needs evolve.

Learn more about Novu

Price comparison of Knock open-source alternatives

Tool	Tier 1	Tier 2	Tier 3	Details
Novu	$0 Free	$30 Pro	$250 Team	Learn more

* Pricing shown is based on publicly available information and may not reflect current rates. Visit each tool's website for detailed pricing information and additional tiers.

About Knock

Knockaround Sunglasses, headquartered in San Diego, is the original affordable sunglasses brand. Founded in 2005 by Adam Ace Moyer, the company offers stylish and high-quality shades that won't break the bank. With a mission to provide practical and fashionable eyewear, Knockaround merges East Coast prep style with the laid-back lifestyle of Southern California. Offering fourteen different frame styles and a wide range of color combinations, their sunglasses start at just $28. Customers also have the option to choose between standard UV400 protection and polarized lenses. Stand out this summer with Knockaround's retro frames, which can be customized with various colors and lens tints. Known for their affordability and durability, Knockaround sunglasses have been featured in publications such as Saint Laurent. In addition to their regular collection, Knockaround also offers limited editions and collaborations for collectors and eyewear enthusiasts. With the Knockaround CUSTOM Shop, customers can unleash their creativity and design their own one-of-a-kind pair of sunglasses from a selection of hundreds of thousands of combinations. Join the Knockaround community and experience affordable luxury in eyewear.

Similar Alternatives

Customer.io

Customer.io is a messaging platform that allows marketers to take an idea and turn it into a powerful automated message campaign.

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This comparison data was compiled with AI assistance.

Knock

Knockaround is the original affordable sunglasses company, offering classically styled shades in a wide range of colors. Quality shades starting at just $35 and free shipping on all orders over $70!

Founded

2005

Employees

Location

San Diego, United States

Visit Website

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