cefr

Open-source, self-hosted AI language learning platform with local or cloud LLMs, CEFR study plans, an AI tutor, voice conversations, flashcards, and spaced repetition.

Free Goethe-Zertifikat study materials for all CEFR levels (A1–C2) — vocabulary, grammar, reading, listening, speaking, writing, and mock exams. Bilingual German/English for beginners.

Analyzes the given text and determine what's the vocabulary level based on CEFR levels

NokaMan: multi-language learning ability assessment (CEFR writing samples)

A corpus of short answers written by learners of English and graded with CEFR levels

Webpage and csv file of 3000 core Russian Verbs for learners

小初高/四六级/专四专八与国外CEFR/COCA的对应关系（词汇）

The CEFR Level Classifier Project is a AI Streamlit-based application that utilizes a two-phase Camembert model to accurately classify texts into six CEFR language proficiency levels. This innovative tool offers user-friendly navigation for both training and text classification.

End-to-end NLP system analysing vocabulary through semantic embeddings and CEFR proficiency levels: EDA, classical ML, embeddings, clustering, semantic search and category discovery.

Free open-source Ukrainian course. A1 to C2. Based on Ukrainian State Standard 2024. «Мова – душа народу»

Elaisa Search - CEFR Categerorizer

Claude Code plugin for CEFR-aligned English exam prep: IELTS, TOEFL iBT (2026 format), CEFR B1-C2. Original content only; append-only progress tracking.

Self-hosted, open source AI language learning. CEFR courses, adaptive listening, and speaking practice built from your notes, work, and interests, with your own agent and keys (BYOK).

Open multilingual frequency dictionary with POS, gender, inflection and CEFR.

Code and data for TSAR 2025 Shared Task

📝 The Swedish Kelly list as a Hugging Face dataset

Bulgarian NLP content-enrichment engine — morphology, CEFR-style difficulty, vocabulary, contextual glosses. Source-available work sample.

A CEFR-Graded Lexical Resource for Dutch as a Foreign Language Linked to Open Dutch WordNet

英语教练：Hermes 英语学习 skill by Rac 🦝

Anki decks: 🇪🇸 ES / 🇫🇷 FR / 🇩🇪 DE / 🇮🇹 IT A1→B2 / 🇨🇳 HSK 1→9