Alternatives and similar repositories for arm

Users that are interested in arm are comparing it to the libraries listed below

• RUCAIBox / Virgo
  Official code of *Virgo: A Preliminary Exploration on Reproducing o1-like MLLM*
  ☆109Updated 7 months ago
• THU-KEG / AdaptThink
  ☆177Updated last month
• TsinghuaC3I / Unify-Post-Training
  Towards a Unified View of Large Language Model Post-Training
  ☆198Updated 4 months ago
• RyanLiu112 / GenPRM
  [AAAI 2026] Official codebase for "GenPRM: Scaling Test-Time Compute of Process Reward Models via Generative Reasoning".
  ☆94Updated 2 months ago
• horseee / CoT-Valve
  CoT-Valve: Length-Compressible Chain-of-Thought Tuning
  ☆89Updated 11 months ago
• aeroplanepaper / GRPO-LEAD
  ☆33Updated 2 months ago
• hkust-nlp / mstar
  [ICML 2025] M-STAR (Multimodal Self-Evolving TrAining for Reasoning) Project. Diving into Self-Evolving Training for Multimodal Reasoning
  ☆70Updated 6 months ago
• NineAbyss / S2R
  This is the official implementation of the paper "S²R: Teaching LLMs to Self-verify and Self-correct via Reinforcement Learning"
  ☆73Updated 8 months ago
• JIA-Lab-research / ARPO
  Official Implementation of ARPO: End-to-End Policy Optimization for GUI Agents with Experience Replay
  ☆142Updated 7 months ago
• InternLM / POLAR
  Pre-trained, Scalable, High-performance Reward Models via Policy Discriminative Learning.
  ☆164Updated 3 months ago
• zjunlp / LightThinker
  [EMNLP 2025] LightThinker: Thinking Step-by-Step Compression
  ☆127Updated 9 months ago
• kokolerk / TON
  [NeurIPS 2025] Think or Not? Selective Reasoning via Reinforcement Learning for Vision-Language Models
  ☆53Updated 3 months ago
• lichengliu03 / unary-feedback
  ☆42Updated 5 months ago
• hkust-nlp / model-task-align-rl
  The official code repository for the paper "Mirage or Method? How Model–Task Alignment Induces Divergent RL Conclusions".
  ☆15Updated 4 months ago
• TIGER-AI-Lab / VL-Rethinker
  The official code of "VL-Rethinker: Incentivizing Self-Reflection of Vision-Language Models with Reinforcement Learning" [NeurIPS25]
  ☆176Updated 7 months ago
• ReasoningTransfer / Transferability-of-LLM-Reasoning
  ☆108Updated last month
• NUS-TRAIL / NoisyRollout
  [NeurIPS 2025] NoisyRollout: Reinforcing Visual Reasoning with Data Augmentation
  ☆104Updated 4 months ago
• sunnweiwei / FoldAgent
  Scaling Long-Horizon LLM Agent via Context-Folding
  ☆98Updated this week
• RM-R1-UIUC / RM-R1
  RM-R1: Unleashing the Reasoning Potential of Reward Models
  ☆155Updated 6 months ago
• bigai-nlco / LatentSeek
  Official Repository of LatentSeek
  ☆74Updated 7 months ago
• ruixin31 / Spurious_Rewards
  ☆348Updated 5 months ago
• SihengLi99 / SEALONG
  Large Language Models Can Self-Improve in Long-context Reasoning
  ☆72Updated last year
• Interplay-LM-Reasoning / Interplay-LM-Reasoning
  ☆128Updated last week
• ShadeCloak / ADORA
  ☆47Updated 9 months ago
• GeniusHTX / TALE
  ☆144Updated 4 months ago
• rhyang2021 / ARIA
  Source code for our paper: "ARIA: Training Language Agents with Intention-Driven Reward Aggregation".
  ☆25Updated 5 months ago
• MasterVito / SvS
  Official Repo for SvS: A Self-play with Variational Problem Synthesis strategy for RLVR training
  ☆53Updated last month
• NuoJohnChen / JudgeLRM
  JudgeLRM: Large Reasoning Models as a Judge
  ☆40Updated last month
• DAMO-NLP-SG / LongPO
  [ICLR 2025] LongPO: Long Context Self-Evolution of Large Language Models through Short-to-Long Preference Optimization
  ☆43Updated 10 months ago
• multimodal-art-projection / REER_DeepWriter
  REverse-Engineered Reasoning for Open-Ended Generation
  ☆88Updated 4 months ago