3 Open Source Alternatives to Zonka
A list of 3 carefully selected open-source alternatives to Zonka.

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 Zonka open-source alternatives — each with its own distinctive strengths and key features.
HeyForm is an open-source form builder designed with small business success in mind. It empowers users to create engaging, branded forms with a modern, intuitive interface and robust customization options. The tool offers smart features, seamless integrations, and transparent pricing to suit various needs.

Key Features
- Open-source with an active community
- Highly customizable and branded form designs
- Responsive forms optimized for all devices
- Dynamic conditional logic and multiple outcomes
- Seamless integrations with leading third-party tools
HeyForm enables SMEs and creators to design and deploy responsive forms with ease. Users can tailor forms with customizable themes, dynamic conditional logic, and multiple interaction paths that adapt to user responses. The builder supports integration with popular tools like Zapier, Slack, and Google Sheets, and its open-source foundation allows developers to extend functionalities while maintaining full control over the product.
Formizee is an open-source forms platform designed for developers seeking a fast and secure way to integrate custom forms into their applications. It provides a robust and flexible alternative to popular solutions like Formspree, Formcarry, and Formester.

Key Features
- Easy integration with code examples
- Realtime data analytics
- Global low latency performance
- AES-256 per-tenant encryption
- Team support and customizable permissions
- Self-hosting options for complete control
- SDKs for various programming languages
- GDPR compliant and robust API support
Formizee enables effortless form integration with ready-to-use code examples and a simple API endpoint, catering to diverse use cases from basic contact forms to complex data collection. It offers real-time analytics, global low latency performance, and AES-256 per-tenant encryption. With features like team support, self-hosting, multi-language SDKs, and GDPR compliance, it empowers developers to build and scale secure form solutions quickly.
OpnForm is a beautiful open-source form builder that empowers users to create, share, and manage custom forms with ease. Its intuitive interface and AI-powered features allow anyone—no coding required—to build professional forms quickly and efficiently.

Key Features
- No-code, drag-and-drop form creation
- AI-assisted form generation from simple descriptions
- Unlimited forms, fields, and submissions
- Customizable themes, colors, and thank-you pages
- Real-time notifications and analytics
- Advanced options with Pro and Enterprise plans
OpnForm enables you to build stunning online forms in seconds, offering unlimited forms, fields, and responses on a generous free plan. The tool supports a wide variety of input types, logic, and customization options. Share forms via unique links or embed them on websites, receive notifications through Slack or email, and export submissions easily. With an AI-powered assistant, form creation becomes even faster and smarter.
Price comparison of Zonka open-source alternatives
Tool | Tier 1 | Tier 2 | Tier 3 | Details |
---|---|---|---|---|
![]() | $15 Basic | $24 Premium | $40 Business | Learn more |
![]() | $0 Free Plan | - | - | Learn more |
![]() | $16 Pro Plan | $79 Enterprise Plan | - | 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 Zonka
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Zonka
Zonka Feedback is an omnichannel survey app enabling you to use CX metrics like Net Promoter Score (NPS Surveys), CES & CSAT to gather actionable feedback.
2014
11
Sector, India