Alternatives to Fojin

Anara is a science-focused AI research workspace that searches 300M+ papers, answers across your own library, and cites the exact passage behind every answer.

Open-source research agent that plans, reads sources in parallel, and writes cited reports you host yourself

Scholar AI searches over 200 million peer-reviewed papers and auto-cites them in 2,600+ styles — now the research engine behind Jenni AI.

AI semantic search across 6M+ U.S. newspaper stories from the 1730s–1960s, with cited answers from The Sleuth.

Metaso AI delivers cited, synthesized answers for Chinese-language search and research — not link lists.

LTP is HIT-SCIR's open-source Chinese NLP toolkit — segmentation, POS tagging, NER, dependency parsing and semantic dependency parsing via pip install ltp.

AI fact-checking that verifies text and YouTube videos claim by claim against trusted sources

Search and download a free corpus of 81,735 modern Chinese poems by 3,489 poets — open-access Chinese poetry data.

Chinese BERT with whole word masking and the MacBERT MLM-as-correction pre-training strategy, peer-reviewed in IEEE/ACM TASLP.

Scite.ai's Smart Citations show whether later research supported or contradicted a scientific claim, sentence by sentence.

Academic summarizer that turns papers, PDFs and videos into interactive summary flashcards you can study and reuse.

ResearchRabbit maps citation networks from a single seed paper, turning literature discovery into a visual rabbit hole over 320 million

Litmaps maps a research field by plotting seed papers on a date-versus-citation graph for literature review.

Multi-agent research that turns questions into sourced decks, models, and apps

H4cker is a free GitHub index of ethical hacking, DFIR, bug bounty, and AI security learning resources.

Iris.ai builds an auditable AI knowledge layer so regulated teams can defend every answer in an audit.

SciSpace is an AI research assistant for chatting with PDFs, running literature reviews, and extracting data from papers.

AI academic search engine that answers research questions with citations from peer-reviewed papers

Otio is a persistent AI research workspace that keeps every PDF, article, video and transcript you upload in one searchable library, with page-level citations

ResearchCollab.ai turns a research question into a fully cited literature review draft — Topic Map to PRISMA in one workspace.

K-Dense BYOK runs 326 scientific workflows as a free desktop AI co-scientist on the model keys you already own.

Nextnet delivers source-linked Copilot answers and Explorer knowledge maps on a deterministic biomedical ontology.

Free AI-powered scientific paper search with TLDR summaries, citation graphs, and Ask This Paper answers

AI research assistant that searches 138M papers and 545K clinical trials, then writes fully cited evidence reviews.

《动手学深度学习》：每个小节都是可运行的 Jupyter 记事本，含 PyTorch、TensorFlow、PaddlePaddle、MXNet 四种框架实现的深度学习教科书。

LabFig is an AI scientific figure generator that turns prompts, sketches, and PDFs into editable vector drafts.

IKI AI is an LLM-powered knowledge workspace that captures your reads, summarizes them, and writes grounded in your own library.

Innogath turns a research question into a cited, branchable report you can export as PDF or DOCX.

Learn Prompting teaches prompt engineering, RAG, and AI security through research-backed courses and certifications.

Undermind is an AI co-researcher that walks citation trails to find the papers keyword literature search misses.