---
description: View GetApp's list to see the best-rated Open source App Building Software. We provide Ireland business users free, in-depth and specific guidance on the best software type for their business. Our user-friendly interactive tool allows you to filter by price, features, and reviews.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/getapp/og_logo-94fd2a03a6c7a0e54fc0c9e21a1c0ce9.png
title: Open source App Building Software - Prices & Reviews - GetApp Ireland 2026
---

Breadcrumb: [Home](/) > [Open Source App Building Software](https://www.getapp.ie/directory/653/application-builder/software)

# App Building Software

Canonical: https://www.getapp.ie/directory/653/application-builder/software

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## Products

1. [OutSystems](https://www.getapp.ie/software/9372/outsystems) — 4.6/5 (372 reviews) — Low code development platform to create apps using AI
2. [Baserow](https://www.getapp.ie/software/2066462/baserow) — 4.7/5 (69 reviews) — Build apps, databases, automations and AI agents — no code.
3. [Directus](https://www.getapp.ie/software/2030875/directus) — 4.5/5 (60 reviews) — An Open Data Platform for managing headless content.
4. [Ionic](https://www.getapp.ie/software/2056178/ionic) — 4.7/5 (31 reviews) — The enterprise mobile SDK and Superapp SDK
5. [Axelor](https://www.getapp.ie/software/119559/axelor) — 4.7/5 (27 reviews) — Cloud-based ERP solution for small to midsize businesses
6. [Joget DX](https://www.getapp.ie/software/103481/joget-workflow) — 4.2/5 (22 reviews) — Create Enterprise Applications @ The Speed of Thought
7. [Simplifier](https://www.getapp.ie/software/126579/simplifier) — 4.5/5 (21 reviews) — Low-code platform to build business applications with ease
8. [Draftbit](https://www.getapp.ie/software/2054606/draftbit) — 4.3/5 (21 reviews) — Open-source React Native visual builder with Expo built-in
9. [Theta](https://www.getapp.ie/software/2075277/theta) — 4.8/5 (18 reviews) — Software for designing, prototyping and testing UI
10. [Flowable](https://www.getapp.ie/software/2076570/flowable) — 4.5/5 (13 reviews) — Process Orchestration \& Automation with AgenticAI
11. [Tangle](https://www.getapp.ie/software/2069464/tangle) — 4.9/5 (7 reviews) — The Smart ERP with Superpowers
12. [Convertigo](https://www.getapp.ie/software/2058960/convertigo) — 4.0/5 (4 reviews) — Low code platform that limits the vendor lock-In effect
13. [Swiftspeed Appcreator](https://www.getapp.ie/software/2063324/swiftspeed-appcreator) — 4.5/5 (2 reviews) — App building software
14. [formsflow.ai](https://www.getapp.ie/software/2061556/formsflow-ai) — 4.0/5 (1 reviews) — Low Code Platform to build forms, workflows, and automations
15. [CommCare](https://www.getapp.ie/software/2072654/commcare) — 5.0/5 (1 reviews) — The digital platform for impactful frontline work everywhere
16. [SaaS Boilerplate](https://www.getapp.ie/software/2061538/saas-boilerplate) (0 reviews) — SaaS Boilerplate reduces costs of saas products development
17. [Cloud-Inject](https://www.getapp.ie/software/2071107/cloud-inject) (0 reviews) — Observability software
18. [ToolJet](https://www.getapp.ie/software/2077591/tooljet) (0 reviews) — Low-code development solution for IT professionals.
19. [BM4A EQS](https://www.getapp.ie/software/2079327/bm4a-eqs) (0 reviews) — Repid web application development solution for Enterprise

## Related Categories

- [Platform as a Service (PaaS) Software](https://www.getapp.ie/directory/352/platform-as-a-service-paas/software)
- [App Design Software](https://www.getapp.ie/directory/1325/app-design/software)
- [No Code Platforms](https://www.getapp.ie/directory/2711/no-code-platform/software)
- [Workflow Management Software](https://www.getapp.ie/directory/566/business-workflow/software)
- [Application Lifecycle Management Software](https://www.getapp.ie/directory/269/application-lifecycle-management/software)

## Links

- [View on GetApp](https://www.getapp.ie/directory/653/application-builder/software)
- [All Categories](https://www.getapp.ie/directory)

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