head to head · open source
Dify vs Bifrost
Dify has 160,251 GitHub stars, 25,336 forks, 1,067 open issues and last shipped yesterday. Bifrost has 9,295 stars, 1,512 forks, 1,014 open issues and last shipped yesterday. Dify leads on adoption by 1,624% (160,251 vs 9,295 stars). Dify is written in Python under a custom or non-standard licence; Bifrost is written in Go under Apache-2.0. Dify has attracted 16% as many forks as stars, Bifrost 16%. Bifrost was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Dify | Bifrost | |
|---|---|---|
| GitHub stars | ★ 160K | ★ 9.3K |
| License | Custom / other | Apache-2.0 |
| Written in | Python | Go |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 25K | ⑂ 1.5K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Dify if
- You weight community size — 160K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Bifrost if
- You want the Bifrost feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and Bifrost fits your workflow better
About Dify
Dify Cloud · Self hosting · Documentation · Dify edition overview Dify is an open source LLM app development platform. Its intuitive interface combines AI workflow, RAG pipeline, agent capabilities, model management, observability features (including Opik, Langfuse, and Arize Phoenix) and more, letting you quickly go from prototype to production. Here's a list of the core features: Quick start Before installing Dify, make sure your machine meets the following minimum system requirements: CPU = 2 Core RAM = 4 GiB The easiest way to start the Dify server is through Docker Compose. Before running Dify with the…
About Bifrost
Bifrost AI Gateway The fastest way to build AI applications that never go down Bifrost is a high performance AI gateway that unifies access to 23+ providers (OpenAI, Anthropic, AWS Bedrock, Google Vertex, and more) through a single OpenAI compatible API. Deploy in seconds with zero configuration and get automatic failover, load balancing, semantic caching, and enterprise grade features. Quick Start Go from zero to production ready AI gateway in under a minute. Step 1: Start Bifrost Gateway Step 2: Configure via Web UI Step 3: Make your first API call That's it! Your AI gateway is running with a web interface for…
read the full Bifrost overview →
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Frequently asked questions
Is Dify or Bifrost more popular?
Dify has 160,251 GitHub stars and Bifrost has 9,295. Dify has the larger community by that measure.
Are Dify and Bifrost free?
Both are open source. Dify has no licence declared in this registry, and Bifrost is licensed under Apache-2.0. Both are free to self-host.
What is the difference between Dify and Bifrost?
Dify is written in Python and Bifrost in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Dify or Bifrost?
Choose Dify if you want the larger community (160,251 stars) or its Custom / other licence terms. Choose Bifrost if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.