v0.3.1: Multi-modal DAPO

What's Changed

• [example] fix runtime env by @hiyouga in #224
• Update Awesome Work using EasyR1 by @RainBowLuoCS in #240
• Update Awesome Work using EasyR1 by @xyliugo in #239
• [trainer] support async reward by @hiyouga in #252
• [readme] add baselines by @hiyouga in #253
• [script] fix merge script by @hiyouga in #254
• [misc] update baselines & docker image by @hiyouga in #256
• [readme] update baseline by @hiyouga in #258
• [data] support custom chat template by @hiyouga in #270
• [reward] support batch reward by @hiyouga in #271
• [example] change env vars by @hiyouga in #272
• [Readme] Add awesome work using EasyR1 by @Wangbiao2 in #273
• [model] add qwen3 support by @hiyouga in #276
• [example] update script by @hiyouga in #277
• [readme] update wechat by @hiyouga in #280
• [misc] fix logger by @hiyouga in #288
• [readme] update wechat by @hiyouga in #292
• add get model from modelscope by @Saigyouji-Yuyuko1000 in #297
• [readme] update wechat by @hiyouga in #301
• Add a new work based on EasyR1 by @LiuRicky in #303
• add new work based on EasyR1 by @waltonfuture in #313
• [logger] fix tensorboard by @hiyouga in #316
• Add a new work based on EasyR1 by @Gabesarch in #325
• [misc] fix console hanging by @hiyouga in #293
• [misc] several update by @hiyouga in #329
• Update README.md by @CSfufu in #330
• [perf] pass raw image data between workers by @tongxiao2002 in #318
• [readme] add our work using EasyR1 by @kxfan2002 in #331
• add our work using EasyR1 by @YutingLi0606 in #337
• [data] fix position ids for qwen2vl mrope & add test by @hiyouga in #339
• [worker] colocate actor and ref model by @hiyouga in #342
• [trainer] save best checkpoint by @hiyouga in #343
• [trainer] fix bug by @hiyouga in #344
• [utils] update data protocol by @hiyouga in #345
• [trainer] repeat rollout and prepare filter by @hiyouga in #346
• [worker] expose rollout manager by @hiyouga in #347
• [worker] fix vllm sharding manager by @hiyouga in #348
• fix: bug by @gdw439 in #350
• [trainer] fix progress bar by @hiyouga in #355
• [readme] update docker image by @hiyouga in #357
• [trainer] add online filtering by @Saigyouji-Yuyuko1000 in #358
• [worker] update reward manager by @hiyouga in #360
• Fix/vllm processor cache for text only model by @cyc00518 in #359
• [breaking] support text-image mixed data by @hiyouga in #361
• [model] fix qwen2vl bug by @hiyouga in #363
• [tracking] add tensorboard exp name by @hiyouga in #365
• [worker] do not load ref if kl is disabled by @hiyouga in #366
• [worker] fix skip ref model by @hiyouga in #367
• [examples] add qwen3_14b_dapo17k_dapo by @Saigyouji-Yuyuko1000 in #369
• [release] 0.3.1 by @hiyouga in #370

New Contributors

• @RainBowLuoCS made their first contribution in #240
• @xyliugo made their first contribution in #239
• @Saigyouji-Yuyuko1000 made their first contribution in #297
• @waltonfuture made their first contribution in #313
• @Gabesarch made their first contribution in #325
• @CSfufu made their first contribution in #330
• @tongxiao2002 made their first contribution in #318
• @kxfan2002 made their first contribution in #331
• @YutingLi0606 made their first contribution in #337
• @gdw439 made their first contribution in #350
• @cyc00518 made their first contribution in #359

Full Changelog: v0.3.0...v0.3.1