Best Open Source Alternatives to Base44

Compare the best free and open-source alternatives to Base44 — self-hosted and desktop replacements you fully control, ranked by GitHub stars, license and platform support.

Curated by open-source.store · Updated November 2026 · 3 alternatives

Base44

Proprietary SaaS

Base44 alternatives compared

Open-source alternatives to Base44, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
Reflex	28,986	Apache-2.0	Web	No	Nov 2026	Visit
Dyad	22,177	—	LinuxmacOSWindows	No	Nov 2026	Visit
CodinIT.dev	174	Apache-2.0	Web	No	Dec 2025	Visit

Top open-source Base44 alternatives

Reflex28,986Apache-2.0

Reflex is an open-source Python framework that replaces complex JavaScript toolchains to build full-stack web applications and internal tools.

Web

vs Base44: a free, open-source option you fully control, licensed Apache-2.0.

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Edgar Sipki

Go & gRPC engineer · founder of EasyP

Promoted

Mentoring for backend developers. Consulting for startups.

Go, gRPC and Protobuf done right, LLM agents in production, and the hard parts of shipping a first product.

GogRPCProtobufLLM agents

sipki.online

Speaker at HighLoad++, GolangConf, AI Conf, DevOpsConf
Helped launch 7+ startups
Maintainer of EasyP, the open-source Protobuf toolkit

Dyad22,177

Dyad is a local, open-source alternative to Lovable and v0 for building full-stack apps using your own API keys and direct local filesystem access.

LinuxmacOSWindows

vs Base44: a free, open-source option you fully control.

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CodinIT.dev174Apache-2.0

CodinIT.dev is an open-source alternative to Lovable that builds full-stack web apps from prompts using multi-model routing and isolated sandboxes.

Web

vs Base44: a free, open-source option you fully control, licensed Apache-2.0.

Visit Details