Top 12 Open-Source Alternatives to Ninja forms

Product categories

CDN CRM Conversion Optimization Developer Tools Email Marketing Form Builder Forms And Surveys GitHub Surveys Web App Web Development Tools Wordpress

Summary

The top open-source alternatives to Ninja forms are Quill Forms, XLForm, and Advanced Custom Fields. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Quill Forms Landing Page
1

Quill Forms

Typeform alternative for WordPress
Pricing:
- Open Source
- Freemium
- $69.0 / Annually (1 website)
#User Experience #Wordpress #GitHub 2 user reviews
XLForm Landing Page
2

XLForm

XLForm is an iOS library to create dynamic table-view forms.
Pricing:
- Open Source
#Surveys #Form Builder #Forms And Surveys
Advanced Custom Fields Landing Page
3

Advanced Custom Fields

Custom field and custom content plugin for WordPress
Pricing:
- Open Source
#Surveys #Form Builder #Web Development Tools
LimeSurvey Landing Page
4

LimeSurvey

LimeSurvey: the Online-Umfrage Tool - Open-Source Suryeys
Pricing:
- Open Source
#Surveys #Form Builder #Forms And Surveys 1 social mentions
Airform Landing Page
5

Airform

Functional HTML forms for Front-End Developers.
Pricing:
- Open Source
#Form Builder #Surveys #Forms And Surveys 3 social mentions
Form Tools Landing Page
6

Form Tools

Form Tools is a powerful, flexible, free and open source PHP/MySQL script you install on your...
Pricing:
- Open Source
#Surveys #Form Builder #Forms And Surveys 5 social mentions
Carbon Fields Landing Page
7

Carbon Fields

Carbon Fields makes it easy for you to create custom fields for post types, taxonomies,
Pricing:
- Open Source
#Web Development Tools #Surveys #Wordpress 2 social mentions
Conversational Form Landing Page
8

Conversational Form

Turning web forms into conversations. By SPACE10
Pricing:
- Open Source
#Form Builder #Surveys #Forms And Surveys
WP Rocket Landing Page
9

WP Rocket

WP Rocket offers a caching plugin for Wordpress.
Pricing:
- Open Source
#CDN #Surveys #Tool 13 social mentions
Claspo.io Landing Page
10

Claspo.io

Capture leads, increase conversions, and boost engagement with on-site forms and notifications.
Pricing:
- Open Source
- Freemium
#Popups #Conversion Optimization #Lead Capture Forms 1 user reviews
Form.io Landing Page
11

Form.io

Combined FORM & API Platform for Developers
Pricing:
- Open Source
#Surveys #Form Builder #Forms And Surveys 4 social mentions
Sheet Monkey Landing Page
12

Sheet Monkey

Submit your forms to Google Sheets
Pricing:
- Open Source
- Freemium
#Developer Tools #Surveys #Form Builder 3 social mentions