v0.10.0

What's Changed

• Bump version to 0.9.1.dev0 after the 0.9.0 release by @cursor[bot] in #1431
• Bump actions/upload-artifact from 7.0.1 to 7.0.2 by @dependabot[bot] in #1422
• Bump actions/download-artifact from 8.0.1 to 8.0.2 by @dependabot[bot] in #1424
• Bump astral-sh/setup-uv from 10.2.0 to 10.3.0 by @dependabot[bot] in #1421
• Bump huggingface/doc-builder/.github/workflows/build_main_documentation.yml from 9fc8a41d7729c424fdb2192f2f85ff63102ec9a3 to 90ddd199e07144a13408c523680c76987343c95f by @dependabot[bot] in #1423
• Bump huggingface/doc-builder/.github/workflows/upload_pr_documentation.yml from 9fc8a41d7729c424fdb2192f2f85ff63102ec9a3 to 90ddd199e07144a13408c523680c76987343c95f by @dependabot[bot] in #1425
• Link FineEnvs from the README, the Learn index and Community Environments by @sergiopaniego in #1433
• chore(deps): bump pyjwt from 2.14.0 to 2.15.0 in /tests/validation_runtime by @dependabot[bot] in #1335
• chore(deps): bump fsspec from 2026.3.0 to 2026.6.0 in /envs/textarena_env by @dependabot[bot] in #1344
• chore(deps): bump fsspec from 2026.3.0 to 2026.6.0 in /envs/websearch_env by @dependabot[bot] in #1336
• chore(deps): bump gradio from 6.12.0 to 6.16.0 in /envs/reasoning_gym_env by @dependabot[bot] in #1317
• chore(deps): bump datasets from 4.8.5 to 5.0.1 in /envs/openapp_env by @dependabot[bot] in #1316
• helium_browser_env: README, catalog card, Space deploy and playground drawing by @sergiopaniego in #1432
• chore(deps): consolidate envs Dependabot security bumps (2026-10-19) by @cursor[bot] in #1453
• fix(cli): escape [harbor] in harbor help so the install hint shows by @avgvi in #1315
• docs: add SECOND STRIKE to Community Environments by @KyleClouthier in #1448
• Pass workflow expressions through the environment by @hf-security-analysis[bot] in #1241
• feat(validation): enforce and measure public and no-network policies by @rycerzes in #1358
• capture: keep the provider base path when building upstream URLs by @jayzuccarelli in #1434
• Fix Maze reset episode ID propagation by @k21993 in #1338
• Fix BrowserGym reset episode ID propagation by @k21993 in #1337
• fix(cli): give the openenv init template the full reset(seed, episode_id) signature by @avgvi in #1333
• fix(envs): honor reset(seed) in dipg_safety_env, wildfire_env and kernrl by @tiagoperrupato in #1444
• fix(envs): serve each environment's own State subclass on /schema and /state by @k21993 in #1198
• feat(tbench2_env): report execution budgets in the reset observation by @KNambiarDJsc in #1203
• rubrics: run container pre-hooks before evaluating children. by @Shakhtar-Sankur in #1441
• rubrics: await an async child returned by a sync forward() by @Shakhtar-Sankur in #1442
• Preserve independent conversations in evaluation exports by @salma2vec in #1436
• capture: find a turn's parent longest-first instead of comparing every earlier turn by @jayzuccarelli in #1438
• fix space subdomain for repo ids with underscores/caps by @u7k4rs6 in #1279
• harbor_env: forward purpose, provider and eval_sampling from HarborSessionFactory by @jayzuccarelli in #1285
• fix(client): stop provider when async factory is cancelled during connect by @rodrigosetti in #1309
• fix: propagate Terminus E2B cleanup failures by @max-sudolabs in #1381
• fix(cli): clean up validation subjects when stopped with SIGTERM by @rycerzes in #1342
• Show how a TextArena game ended in the final observation by @sergiopaniego in #1455
• fix(envs): pass reset_observation_cls only when the installed core supports it by @rycerzes in #1341
• Release OpenEnv 0.9.1 by @cursor[bot] in #1454

New Contributors

• @avgvi made their first contribution in #1315
• @KyleClouthier made their first contribution in #1448
• @tiagoperrupato made their first contribution in #1444
• @KNambiarDJsc made their first contribution in #1203
• @Shakhtar-Sankur made their first contribution in #1441
• @salma2vec made their first contribution in #1436
• @rodrigosetti made their first contribution in #1309
• @max-sudolabs made their first contribution in #1381

Full Changelog: v0.9.0...v0.10.0