Best Open-Source Form Builders on GitHub (2026)

This list contains the top 6 open-source form builders on GitHub, ranked by the RepoRadar scoring engine across five quality dimensions. The top-ranked repo is surveyjs/survey-library with 4.8k stars. Projects span written in TypeScript, PHP. Data last updated 2026-06-19.

Updated · 6 repos · Data: GitHub public API

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1
surveyjs
surveyjs
survey-library
86
Strong

SurveyJS is an open-source JavaScript form builder library that allows developers to create dynamic forms, multi-step form wizards, and survey applications. It supports React, Ang…

4.8k 908 506 TypeScript updated 19 hours ago
angulardynamic-form-builderformform-builder
2
heyform
heyform
heyform
85
Strong

Open-Source Form Builder

8.8k 684 33 TypeScript updated 16 days ago
formquizsurvey
3
OpnForm
OpnForm
OpnForm
83
Strong

Beautiful Open-Source Form Builder

3.5k 509 25 PHP updated 22 hours ago
formform-builderlaravelmarketing-tools
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deck9
deck9
input
54
Mixed

A privacy-focused, no-code, open-source form builder designed for simplicity and brand consistency.

250 33 7 PHP updated 1 year ago
formsno-codeself-hosted
tutim-io
tutim-io
tutim
49
Mixed

The open-source wizard form infrastructure for web applications

273 17 10 TypeScript updated 2 years ago
builderformform-builderform-validation
matheins
matheins
Dorf
46
Mixed

A free and open source form builder

306 25 9 TypeScript updated 2 years ago

Frequently Asked Questions

What is the best open-source form builders on GitHub?

Based on the RepoRadar scoring engine, surveyjs/survey-library is currently the top-ranked option with 4.8k stars and a score of 86/100.

How are open-source form builders repositories ranked?

Repositories are ranked by the RepoRadar score — a composite of five dimensions: Popularity (35%), Freshness (25%), Maintenance (20%), Community (10%), and Completeness (10%). Scores range from 0–100.

When was this list last updated?

This list was last updated on 2026-06-19. Data is sourced directly from GitHub's public API. No cached or fabricated repositories are used.

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