evostra
A fast Evolution Strategy implementation in Python for reinforcement learning.
- Status
- UnmaintainedNo commits in 3008 days.
- Last checked
- Checked · Oct 16, 2026
- License
- Open source
- Pricing
- Free tier · from $0
What it is
Evostra is a high-performance library that implements the Evolution Strategies algorithm in Python, making it easier to apply these techniques in reinforcement learning tasks. It's designed for efficiency and ease of use, allowing developers to quickly integrate evolutionary algorithms into their projects.
Evostra stands out with its high-performance Evolution Strategies implementation specifically tailored for Python and reinforcement learning tasks, offering a robust solution for those who need an efficient alternative to traditional machine learning algorithms.
When it fits — and when it doesn’t
A good fit for
Researchers looking for a fast Evolution Strategies implementation in Python
Developers needing to integrate evolutionary algorithms into their reinforcement learning projects quickly and efficiently
Look elsewhere if
Projects requiring real-time performance or extremely low-latency execution, as Evostra is optimized for efficiency rather than speed
Use cases where gradient-based methods are preferred over evolutionary strategies
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Narrow focus on Evolution Strategies limits versatility
Evostra is specifically tailored towards evolution strategies in reinforcement learning tasks. It may not be as useful or adaptable for other types of machine learning problems that require different algorithms.
- 02
Small community and limited support
Due to its niche focus, Evostra has a relatively small user base which can result in fewer contributions, slower bug fixes, and less community-driven development compared to more popular libraries.
What it does well
High-performance Evolution Strategies implementation
Ease of integration into Python projects
Optimized for reinforcement learning tasks
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 evostra
Setup steps, common gotchas and what to check after 30 days.
Get the badge
A small badge for evostra’s README or site: its name, “Tracked on AI Navigator”, and the availability status and check month from this page. It updates as the catalog does.
Markdown
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