Open-Source Databases · treefrogframework

treefrog-framework

TreeFrog Framework is a high-performance C++ web framework built on Qt that delivers fast server execution through native compilation. It provides MVC architecture, ORM, template engine, and broad database support (MySQL, PostgreSQL, MongoDB, Redis, Memcached) with WebSocket capabilities.

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Source: GitHub — github.com/treefrogframework/treefrog-framework

1.4k

GitHub stars

224

Forks

C++

Primary language

BSD-3-Clause

License (OSI-approved)

Key facts

Objective fields from the source. Values we can't verify are shown as “Unknown” rather than guessed.

Field	Value
Repository	treefrogframework/treefrog-framework
Owner	treefrogframework
Primary language	C++
License	BSD-3-Clause — OSI-approved
Stars	1.4k
Forks	224
Open issues	5
Latest release	v2.11.2 (2025-09-27)
Last updated	2026-07-07
Source	https://github.com/treefrogframework/treefrog-framework

What treefrog-framework is

Full-stack C++ web framework leveraging Qt for cross-platform builds, featuring convention-over-configuration MVC pattern, ERB-like templating, O/R mapping layer, and multi-protocol support (HTTP, WebSocket) with native code optimization for throughput-sensitive workloads.

Quickstart

Get the treefrog-framework source

Clone the repository and explore it locally.

terminalbash

1git clone https://github.com/treefrogframework/treefrog-framework.git2cd treefrog-framework3# follow the project's README for install & configuration

Need it deployed, integrated, or customized instead? DEV.co ships production installs.

Best use cases

High-throughput REST/WebSocket APIs

Ideal for latency-sensitive applications requiring compiled performance; native C++ execution minimizes per-request overhead compared to interpreted languages. Suitable for real-time bidirectional communication via WebSocket.

Cross-platform desktop-adjacent web services

Qt dependency enables single codebase targeting Windows, macOS, Linux, and embedded systems. Useful for organizations already invested in Qt tooling or needing unified client/server C++ architecture.

Legacy system integration with modern ORM

O/R mapping layer abstracts complex database access patterns across MySQL, PostgreSQL, Oracle, DB2, MongoDB, reducing boilerplate for teams modernizing monoliths or building data-heavy microservices.

Implementation considerations

Qt framework is mandatory dependency; ensure target platforms (Windows, macOS, Linux) have Qt packages available and license-compatible with your use case.
qmake build system requires developer familiarity with C++ toolchains and build configuration; CI/CD pipelines must provision compilers and Qt libraries.
ORM and template system abstract database access, but hand-tuned SQL or advanced query patterns may require bypassing layers—profile performance early.
Multi-database support (MySQL, PostgreSQL, MongoDB, Redis, Memcached) means schema portability concerns; test migrations and driver stability for chosen backend.
WebSocket implementation is native; verify protocol compliance and scalability limits under expected concurrent connection loads during architecture review.

When to avoid it — and what to weigh

Rapid iteration with minimal DevOps investment — Requires C++ compiler toolchain, Qt build system (qmake), and dependency management. Deployment complexity and build times exceed dynamically-typed frameworks; unfamiliar to teams without C++ culture.
Serverless or containerized-first deployments — Qt dependency and compiled binary size add friction in ephemeral container environments. Cold-start and image layer bloat are drawbacks versus lightweight Node.js/Go frameworks.
Small team or early-stage startup — Talent scarcity and steep onboarding curve for modern web developers unfamiliar with C++. Community is smaller (1,371 stars) than mainstream frameworks; ecosystem and third-party libraries are narrower.
Rapid security patching velocity required — Single maintainer or small core team indicated by modest activity metrics. Qt dependency updates and CVE remediation lag mainstream runtimes; unknown security audit history.

License & commercial use

Licensed under BSD-3-Clause ('New' or 'Revised' License), a permissive OSI-approved license with no copyleft obligations.

BSD-3-Clause permits commercial use, distribution, and modification provided original license and copyright notice are retained. No patent grants, warranties, or liability limitations beyond standard disclaimer. Requires legal review if embedding or modifying; consult internal counsel for enterprise deployment or redistribution scenarios.

DEV.co evaluation signals

Editorial assessment — not user reviews. Directional, with an explicit confidence level.

Signal	Assessment
Maintenance	Active
Documentation	Adequate
License clarity	Clear
Deployment complexity	High
DEV.co fit	Possible
Assessment confidence	Medium

Security considerations

No public security audit or known CVE history provided in data. Qt framework undergoes regular security updates; ensure your Qt version is current. OWASP-category risks (SQL injection, XSS, authentication) depend on developer discipline in ORM and template usage. WebSocket implementation should be tested for protocol compliance. Bundled MongoDB C driver version should be verified for CVEs.

Alternatives to consider

Node.js/Express

Faster development iteration, massive ecosystem, lower talent friction. Trade-off: interpreted runtime overhead, but acceptable for most web workloads; DevOps and container tooling mature.

Go/Gin or Rust/Actix

Compiled performance parity with C++, modern language design, broader adoption in cloud-native teams. Trade-off: different language learning curve; Qt ecosystem unavailable, but standard library support for HTTP/WebSocket is mature.

Enterprise maturity, broad library ecosystem, familiar to large teams. Trade-off: JVM memory/startup overhead; compiled performance lower than C++, but horizontal scaling mitigates.

Software development agency

Build on treefrog-framework with DEV.co software developers

If your team has C++ expertise and requires compiled performance for latency-critical APIs or cross-platform deployment, TreeFrog merits a proof-of-concept. Start with a single microservice, validate throughput gains, and assess Qt dependency friction before full commitment.

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treefrog-framework FAQ

Can I use TreeFrog for a microservices architecture?

Yes, each service is a standalone C++ binary with its own HTTP/WebSocket endpoint. Complexity lies in cross-language communication (JSON/CBOR over HTTP) and C++ deployment pipeline; less turnkey than Node.js/Go ecosystems.

What is the performance profile compared to Node.js or Python?

Data not provided; claimed to be 'high-speed' due to native C++ compilation. Benchmark data, throughput figures, and latency comparisons are absent. Requires independent testing for your workload.

Is Qt licensing a blocker for commercial use?

TreeFrog itself is BSD-3-Clause permissive. Qt is dual-licensed (LGPL/commercial); consult Qt licensing terms for your deployment model. Static linking, dynamic linking, and commercial Qt license paths all have different obligations.

How mature is the ORM? Can I avoid it for raw SQL?

ORM is a core feature; abstraction depth is unknown. Data indicates support for multiple databases and a mapping system, but raw SQL fallback capability and query optimization patterns are not documented here. Requires source review.

Custom software development services

From first prototype to production, DEV.co delivers software development services around tools like treefrog-framework. Our software development agency staffs experienced software developers and web developers for custom software development, web development, integrations, and ongoing support across open-source databases and beyond.

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