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NVIDIA-NeMo

24 indexed repositories · View on GitHub

Speech
A scalable generative AI framework built for researchers and developers working on Large Language Models, Multimodal, and Speech AI (Auto...

Python · 18473 stars
Guardrails
NeMo Guardrails is an open-source toolkit for easily adding programmable guardrails to LLM-based conversational systems.

Python · 7168 stars
Switchyard
Switchyard lets LLM applications route traffic across models and providers while preserving native OpenAI and Anthropic API compatibility...

Rust · 3163 stars
DataDesigner
🎨 NeMo Data Designer: Generate high-quality synthetic data from scratch or from seed data.

Python · 2242 stars
labs-OO-Agents
NVIDIA Object Oriented Agents: the Pythonic way to build AI Agents.

Python · 2212 stars
Nemotron
Developer Asset Hub for NVIDIA Nemotron — A one-stop resource for training recipes, usage cookbooks, datasets, and full end-to-end refere...

Jupyter Notebook · 2076 stars
RL
Scalable toolkit for efficient model reinforcement

Python · 2024 stars
Curator
Scalable data pre processing and curation toolkit for LLMs

Python · 1770 stars
Gym
Evaluate and improve models and agents using environments

Python · 1196 stars
labs-molt
An agentic-first RL framework for research (9k lines).

Python · 1118 stars
Skills
A project to improve skills of large language models

Python · 1040 stars
Automodel
🚀 Pytorch Distributed native training library for LLMs/VLMs with OOTB Hugging Face support

Python · 960 stars
Megatron-Bridge
Training library for Megatron-based models with bidirectional Hugging Face conversion capability

Python · 920 stars
ProRL-Agent-Server
Agentic RL on Any Harness at Scale

Python · 841 stars
Evaluator
Open-source library for scalable, reproducible evaluation of AI models and benchmarks.

Python · 341 stars
Emerging-Optimizers

Python · 274 stars
Run
A tool to configure, launch and manage your machine learning experiments.

Python · 258 stars
Anonymizer
🕵️ NeMo Anonymizer: Detect and protect PII through context-aware replacement and rewriting

Python · 122 stars
nemo-platform
Make the agents you ship faster, more accurate, and safer.

Python · 78 stars
Export-Deploy
A library for exporting models including NeMo and Hugging Face to optimized inference backends, and deploying them for efficient querying

Python · 42 stars
4 more repositories live on View on GitHub

Beginner friendly Everything

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gymnasium_agent: Reasoning Included in Past Conversation History Open

community-request

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

NVIDIA-NeMo/Gym#3500 · Opened Sep 17, 2026
bug: Presidio Sensitive Data Detection with custom recognizers cannot be called twice Open

bug status: needs triage

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

NVIDIA-NeMo/Guardrails#2391 · Opened Sep 17, 2026
@strategy(...) silently no-ops on a function without an "..." body — should raise at definition time Open

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

NVIDIA-NeMo/labs-OO-Agents#358 · Opened Sep 17, 2026
[bug] gpt_step does not pass loss_mask to the model, so the MTP loss (and its gradient) is computed over padding Open

area:training bug community-request needs-triage

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

NVIDIA-NeMo/Megatron-Bridge#6103 · Opened Sep 15, 2026
Early-interruption augmentation can drop the relocated EOS token entirely Open

community-request

Difficulty 2/5 1-3 hours Newbie friendliness 86/100

NVIDIA-NeMo/Speech#16247 · Opened Sep 12, 2026
doc: Broken 'Getting Started Guide' link in root README Open

Difficulty 1/5 Under an hour Newbie friendliness 95/100

NVIDIA-NeMo/Guardrails#2381 · Opened Sep 12, 2026
Document agents that don't fully integrate into gym Open

Difficulty 1/5 1-3 hours Newbie friendliness 74/100

NVIDIA-NeMo/Gym#3328 · 1 comment · Opened Sep 11, 2026
fix(responses): downconverter rejects include on presence, so Codex CLI cannot call any chat-backed model server Open

Difficulty 2/5 1-3 hours Newbie friendliness 86/100

NVIDIA-NeMo/Gym#3312 · Opened Sep 11, 2026
[bug] NemotronH-56B 256-GPU BF16 perf recipes keep the 64-GPU global_batch_size (192), so config validation fails at DP=128 Open

area:perf bug needs-triage

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

NVIDIA-NeMo/Megatron-Bridge#6024 · 1 comment · Opened Sep 9, 2026
moe_a2a_overlap=false cannot disable A2A overlap when the recipe enables it Open

area:perf bug community-request needs-triage

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

NVIDIA-NeMo/Megatron-Bridge#6006 · 1 comment · Opened Sep 8, 2026
SubsamplingReductionModule pooling returns wrong lengths (factor 4 -> [6,5], factor 8 -> [0,0]) Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

NVIDIA-NeMo/Speech#16224 · Opened Sep 7, 2026
split_large_files: RecursionError when a single parquet row exceeds the target size Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

NVIDIA-NeMo/Curator#2375 · Opened Sep 7, 2026
DocumentSplitter treats multi-character separators as regex (wrong splits, re.error crash on "++") Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

NVIDIA-NeMo/Curator#2374 · Opened Sep 7, 2026
Stray debug print "Configuring global options" on every CLI command invocation Open

community-request waiting-on-maintainers

Difficulty 1/5 Under an hour Newbie friendliness 88/100

NVIDIA-NeMo/Run#610 · Opened Sep 7, 2026
@run.cli.entrypoint(skip_confirmation=True) has no effect — confirmation prompt still shown Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 86/100

NVIDIA-NeMo/Run#608 · Opened Sep 7, 2026
SimpleSegmentedTextAggregator never treats a sentence ending in a decimal number as complete Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

NVIDIA-NeMo/Speech#16218 · Opened Sep 5, 2026
FastPitchModel_SSL / SSLDisentangler crash on validation: on_validation_epoch_end() missing 1 required positional argument: 'outputs' Open

community-request

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

NVIDIA-NeMo/Speech#16216 · Opened Sep 5, 2026
doc:add Conduct to third-party guardrail catalog Open

documentation status: needs triage

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

NVIDIA-NeMo/Guardrails#2363 · Opened Sep 5, 2026
Split the Megatron generation refit mixin out of megatron_worker.py Open

Feature

Difficulty 2/5 Half a day Newbie friendliness 78/100

NVIDIA-NeMo/RL#4016 · Opened Sep 5, 2026
Syntax errors reach the agent without cell location: validator parses with the default filename Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

NVIDIA-NeMo/labs-OO-Agents#267 · Opened Sep 4, 2026
[task] Make uv venv --seed configurable Open

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

NVIDIA-NeMo/Gym#2994 · Opened Sep 2, 2026
[docs] document `prefetch` CLI Command Open

documentation

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

NVIDIA-NeMo/Gym#2937 · 1 comment · Opened Sep 1, 2026
IPLEpochStopper ignores enable_stop, always requests a training stop Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

NVIDIA-NeMo/Speech#16182 · Opened Sep 1, 2026
AudioAugmenter loudness-norm disablement leaks across batch rows in add_room_ir_to_batch / add_mic_ir_to_batch Open

community-request

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

NVIDIA-NeMo/Speech#16180 · Opened Sep 1, 2026
voice_agent: NemoSTTService's default model is misspelled ('nnvidia'), silently defaulting has_turn_taking to False Open

community-request waiting-on-maintainers

Difficulty 1/5 Under an hour Newbie friendliness 92/100

NVIDIA-NeMo/Speech#16178 · Opened Sep 1, 2026
DataDesigner.validate raises ValueError for valid Jinja prompts containing literal braces Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

NVIDIA-NeMo/DataDesigner#904 · Opened Aug 31, 2026
max_steps is silently ignored when num_epochs is left unset Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 86/100

NVIDIA-NeMo/Automodel#3767 · Opened Aug 31, 2026
doc: sequence diagram image asset is missing/broken Open

documentation status: needs triage

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

NVIDIA-NeMo/Guardrails#2346 · Opened Aug 31, 2026
verify_speakers_batch returns an unindexable 0-d array for a single audio pair Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

NVIDIA-NeMo/Speech#16172 · Opened Aug 30, 2026
[TTS] AlignerModel bin_loss warmup ramp (bin_loss_scale) has no effect Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

NVIDIA-NeMo/Speech#16170 · Opened Aug 30, 2026
prepare_text_and_asr_labels silently drops EOS when delay_text_channel_by shifts it into the delay window Open

community-request

Difficulty 2/5 1-3 hours Newbie friendliness 86/100

NVIDIA-NeMo/Speech#16164 · Opened Aug 29, 2026
EncDecHybridRNNTCTCBPEEOUModel.validation_pass raises UnboundLocalError: text_pred on its default path Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

NVIDIA-NeMo/Speech#16150 · Opened Aug 27, 2026
Relax the `lightning<=2.4.0` constraint for NeMo Speech ASR Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

NVIDIA-NeMo/Speech#16144 · Opened Aug 26, 2026
[bug] _resolve_hf_tokenizer_revision calls snapshot_download without local_files_only, breaking revision-pinned tokenizers on pre-populated offline caches Open

area:training bug needs-triage

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

NVIDIA-NeMo/Megatron-Bridge#5807 · Opened Aug 26, 2026
[Nemotron VoiceChat] ASR EOS loss-weight mismatch between labels and token weighting Open

bug community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

NVIDIA-NeMo/Speech#16142 · Opened Aug 26, 2026
[VDR][v0.6.0] ERR-98efac34 · Unreachable head server surfaces as a 138-line traceback with the useful message on the last line Open

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

NVIDIA-NeMo/Gym#2687 · Opened Aug 23, 2026
fix(token-id-capture): ignore auxiliary model-server requests when tracking completeness Open

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

NVIDIA-NeMo/Gym#2678 · Opened Aug 23, 2026
fix(mini_swe_agent_2): remove duplicate datasets config key Open

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

NVIDIA-NeMo/Gym#2664 · Opened Aug 21, 2026
Support pandas>3 in data-designer Open

enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

NVIDIA-NeMo/DataDesigner#882 · 2 comments · Opened Aug 20, 2026
UnboundLocalError: storage_options when an EMA callback is present and save_last_n_optim_states >= 0 Open

community-request

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

NVIDIA-NeMo/Speech#16111 · Opened Aug 18, 2026
exp_manager S3 resume check runs on every rank because the guard ANDs two mutually exclusive URL schemes Open

community-request

Difficulty 1/5 Under an hour Newbie friendliness 88/100

NVIDIA-NeMo/Speech#16110 · Opened Aug 18, 2026
ENCharParser(abbreviation_version='expanded') returns None for every input Open

community-request

Difficulty 2/5 1-3 hours Newbie friendliness 86/100

NVIDIA-NeMo/Speech#16108 · Opened Aug 18, 2026
FeatureLabel.uniq_labels collects the characters of each label, breaking FeatureToLabelDataset Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

NVIDIA-NeMo/Speech#16106 · Opened Aug 18, 2026
Lhotse RIR augmentation is seeded from seed instead of shard_seed, so all ranks draw identical reverberation Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

NVIDIA-NeMo/Speech#16100 · Opened Aug 18, 2026
Docs name the multitask metrics config key multitask_metrics_config; the code reads multitask_metrics_cfg Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

NVIDIA-NeMo/Speech#16091 · Opened Aug 18, 2026
Shipped SALM and beamforming configs name _target_ classes and modules that do not exist Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

NVIDIA-NeMo/Speech#16089 · Opened Aug 18, 2026
bug: GuardrailsMiddleware ignores Colang bot utterance (result.content) on BLOCKED status Open

bug status: needs triage

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

NVIDIA-NeMo/Guardrails#2303 · 1 comment · Opened Aug 18, 2026
Chunked long-audio timestamps drift monotonically (2.36 s over 1 hour) because chunk offsets are floor-divided before accumulation Open

community-request waiting-on-maintainers

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

NVIDIA-NeMo/Speech#16072 · Opened Aug 18, 2026
[bug] Energon validation set is shuffled and never resets — validation loss is not reproducible Open

area:data bug community-request needs-triage

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

NVIDIA-NeMo/Megatron-Bridge#5626 · Opened Aug 17, 2026
docs(fern): Phase 4 — document next-GA freeze-tag process and demotion path Open

documentation

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

NVIDIA-NeMo/Gym#2524 · Opened Aug 12, 2026

NVIDIA-NeMo

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