Farama-Foundation / Gymnasium

An API standard for single-agent reinforcement learning environments, with popular reference environments and related utilities (formerly Gym)

https://gymnasium.farama.org

Farama-Foundation/Gymnasium Issues

[Bug Report] `gymnasium.utils.play` for gymnasium-robotics environments
Updated 5 days ago16
[Proposal] new continuous space `Continuous`
Updated 7 days ago1
[Bug Report] MultiDiscrete spaces' __eq__ method needs to check shape.
Closed 8 days ago3
The dynamics for Toy text environments
Updated 9 days ago3
[Question] Ant action space discrepancy
Closed 15 days ago2
[Question] Discrepancy between Humanoid-v3 and Humanoid-v4
Closed 14 days ago4
[Question] Observation problems in Pendulum-v1
Closed 3 months ago3
[Question] spherical space
Closed 20 days ago1
[Proposal] Remove `mujoco-py` based environments at May 2025
Updated 20 days ago2
[Proposal] Uniform API for Getting the Current State (and maybe setting it as well?) for Environments
Updated 21 days ago3
[Bug Report] Promote `PYGAME_HIDE_SUPPORT_PROMPT` to suppress pygame startup message
Closed 24 days ago3
How to record video with updated <site> objects?
Closed 24 days ago9
[Question] Reward calculation in HalfCheetah environment
Closed 25 days ago4
[Proposal] Space.seed should be reproducible for Space.seed
Updated a month ago1
[Bug Report] wrappers.vector.RecordEpisodeStatistics computes episode length incorrectly
Closed a month ago1
[Bug Report] Missing `raise` in `EnvSpec._check_can_jsonify()`
Closed a month ago1
[Question] Install Gymnasium with `mujoco-py` on M1
Closed a month ago10
[Question] Problems with Collisions in Pusher-v4
Closed a month ago47
Can Gymnasium be used on the aarch64 architecture?
Updated a month ago1
[Proposal] Type Hint Error in `async_vector_env`'s `_raise_if_errors` Method Argument
Closed a month ago1
Rework rendering API to allow for simultaneous "human" and "rgb_array" mode rendering
Updated a month ago3
[Bug Report] Calculating rewards for Blackjack toy-text env
Updated a month ago3
Rendering of CartPoleVectorEnv is broken
Updated a month ago5
[Proposal] Add metadata field to VectorEnv
Closed a month ago1
Installation library problems
Closed 2 months ago6
[Bug Report] RecordVideo causing segmentation fault for Mujoco environments
Closed a month ago8
Projects updated to v1.0.0 alphas
Updated a month ago
[Proposal] Update cython dependency to cython 3
Closed a month ago4
[Proposal] Cupy support and performance issue
Closed a month ago5
[Question] Custom dtype in observation space
Closed a month ago6
make_vec(...) will raise error "AttributeError: can't set attribute", while vector.make(..) doesn't for customized env
Updated a month ago7
[Proposal] Add a new extra named "except-mujoco-py"
Closed a month ago2
[Bug Report] Quaternion order incorrect in Ant environment observation
Updated a month ago6
How to register a new MuJoCo environment
Closed a month ago1
I use mac to install environment issues
Closed 2 months ago2
[Question] Inconsistent documentation about HumanoidStandup-v4
Closed 2 months ago
[Bug Report] save_video crashes for `mujoco-py`
Closed 2 months ago21
[Proposal] Remove `OrderedDict` in favor of standard `dict`
Closed 2 months ago
[Proposal] Configuring dict spaces for rewards and terminations
Closed 2 months ago7
Understanding gymnasium.make() for custom mujoco env's
Closed 2 months ago6
Observation Space, info, implementation and example.
Closed 2 months ago3
[Question] How to correctly cite gymnasium in a paper
Closed 2 months ago1
[Proposal] Improve `check_env`
Closed 2 months ago9
[Proposal] Randomize LunarLander wind generation at reset to gain statistical independence between episodes
Closed 2 months ago5
[Proposal] Change type of metadata from `dict` to `Mapping`
Updated 2 months ago2
[Question] Are results on mujoco games v3 and v4 comparable
Closed 2 months ago1
spaces.Dict.contains can't return expected results
Closed 2 months ago1
[Bug Report] No Matches Found Installing Optional Packages
Closed 2 months ago2
[Bug Report] Documentation TOCtree spaces/utility link
Closed 3 months ago
[Bug Report] CartPoleVectorEnv resets one step to early, not following the new VectorEnv API
Closed 3 months ago