DiffSharp
Automatic differentiation library for machine learning and optimization.
- Status
- UnmaintainedNo commits in 1057 days.
- Last checked
- Checked · Oct 7, 2026
- License
- Open source
- Pricing
- Free tier · from $0
What it is
DiffSharp is an automatic differentiation library that provides exact and efficient derivatives for various applications in machine learning and optimization. It supports nested operations, enabling higher-order derivatives and functions internally using differentiation.
DiffSharp stands out by offering precise automatic differentiation capabilities, especially for nested operations and exact higher-order derivatives, making it ideal for research and complex optimization tasks.
When it fits — and when it doesn’t
A good fit for
Developers working on complex optimization tasks that require exact derivatives.
Researchers needing to experiment with higher-order derivatives in their models.
Look elsewhere if
Projects requiring real-time differentiation due to computational overhead.
Applications where approximate methods are sufficient and faster.
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Limited language support
DiffSharp primarily supports F# and has limited support for other languages, which can restrict its usability in multi-language projects.
- 02
Small community and limited resources
The open-source nature of DiffSharp means that it relies on a smaller community for contributions and support, potentially leading to slower development cycles and fewer feature updates.
- 03
Complex setup process
Setting up DiffSharp requires understanding F# and its ecosystem, which can be challenging for developers unfamiliar with the language or its tooling.
- 04
Documentation is not comprehensive
The documentation may lack detailed examples and explanations for advanced features, making it difficult for new users to fully leverage the library's capabilities.
What it does well
Exact and efficient derivatives for machine learning applications.
Supports nested operations for higher-order derivatives.
Provides various derivative types including gradients, Hessians, Jacobians.
Pricing
- Free tier
- YesOpen source — free to use
- Paid from
- $0
- Model
- Flat rate
- Enterprise plan
- No
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up DiffSharp
Setup steps, common gotchas and what to check after 30 days.