AI assistants, chat and model tools
AI research and source-cited answers
Tools that gather web pages, papers and documents, then use AI to research, answer questions, fact-check claims and produce reports with linked citations for researchers, students and knowledge workers.
Built for: Researchers, students and analysts
Projects since May 04
226
Different builders
220
Last 4 weeks vs 8 before
+6%
AI is the core
56%
Projects per week
Mostly web app (54%), browser extension (12%), developer tool or library (11%) · from r/SideProject, r/IMadeThis, r/SaaS, r/vibecoding
Latest
- CiteLyra — Generates long academic literature reviews by drafting sections from discovered papers and checking every citation against scholarly databases before inclusion.“I built an AI workspace that writes thesis-length lit reviews with citations that are actually real”
- Jylus — Selects relevant records from submitted application data and returns a compact evidence pack with source references for a model to use.“I built Jylus so developers can give AI apps their own data without assembling the whole context backend”
- Weigh Swarm — Extracts claims and evidence from uploaded research papers and drafts cited answers, with a view of the model calls behind them.“I built a research assistant with an “Inside the engine” view showing papers, claims, and model decisions”
- Paper Margins — Reads local PDFs and arXiv papers, answering questions about selected passages with a local model while linking each answer back to its source page.“Paper Margins: a local PDF reader with page linked answers”
- Omnesis — Indexes a person's personal data sources into a self-hosted graph and lets AI agents query it under per-agent access and privacy rules.“I gave ChatGPT access to my entire digital life (emails, health, banking, etc) and built a second brain”
- ScholarXIV — Searches research papers and lets users chat with an AI assistant about selected papers with cited references shown alongside responses.“ScholarXIV: paper discovery + cited AI chat (seeking workflow feedback)”
- Answers staff questions from internal company documents, limited by access permissions and citing its sources.“Got an AI assistant into daily production at a pharma company. The model took weeks. Everything else took months.”
- NiNi — Generates a full research proposal, including literature review, hypotheses, methodology and references, from a single-sentence topic input.“I Built Research Proposal AI”
- Hunch — Searches text by meaning so a query can find answers, not just exact word matches.“Ctrl+F Finds Words. I Wanted It to Find Answers”
- Combines research source finding, article reading, note-to-draft writing, and citation management in one writing app.“I got my first signup for my text-editor SaaS/webapp. Here’s what I did before anyone signed up.”
- BillyGPT — Processes documents and answers questions over them using an agentic retrieval-augmented generation pipeline.“Built BillyGPT - a small doc processing agentic RAG”
- Citation Capture — Captures citation metadata from academic paper pages and saves a formatted note with an AI-generated summary into Obsidian.“I built a Chrome extension that captures academic citations straight into Obsidian”
- Tareekh — Stores case information from notes and documents for litigators and answers questions about it with cited sources.“Tareekh: A Digital Memory for Lawyers”
- Falsify — Extracts claims from the current webpage and fact-checks each one when the user clicks a button.“Free Fact Checking extension, willing to trade reviews”
- CORTEX-AI-SUPER-RAG — Benchmarks local retrieval-augmented generation setups over financial filings to measure whether the evidence page appears in the top retrieved passages.“A few of you asked in my last post how I know the "9 techniques" actually help. Fair question, so I measured them.”
- Save2Brain — Turns saved X posts and articles into a knowledge base that a user's AI agent can draw on while writing, planning, or building.“I got tired of copying saved X posts and articles into my AI chats, so I built Save2Brain”
- Questa — Delivers a daily feed of bite-sized ideas across topics the user chooses, with deep dives, brain games and a saved library.“My app failed so I completely redesigned it into a new app”
- WikiCrawl — Crawls links between Wikipedia articles and displays them as an interactive graph for exploring connected topics.“I made a visual way to explore Wikipedia”
- J. Doomen Innovation Platform — Hosts public submissions of research papers, engineering projects, simulations and technical ideas from independent authors.“I built an open platform where you can publish your research and projects”
- Burrow — Provides an infinite canvas where an AI agent researches topics and organizes notes, tables, diagrams and sources alongside the user.“I made Burrow — an AI research agent that works on an infinite canvas”
Most discussed
- Generates research paper text from user prompts inside a Google Docs-style web editor.“I can get signups but I can't get people to pay”
- WikiPath — Finds and narrates a path between any two topics using Wikipedia connections, with grounded text for each link.“Everything is connected to everything — I made a tool that shows you how, and narrates the journey”
- Informity AI — Indexes local files and answers questions across them with citations to the source file, running entirely on the user's Mac.“I built a free Mac app that lets you chat with your local documents privately — shipped it after months of evenings”
- Simply Onno — Rewrites pasted or uploaded medical reports into plain language and explains the terms without diagnosing or recommending treatment.“Physician-built AI that explains medical reports in plain language. Solid in German (80k reports), now I need native speakers to test the English output.”
- Baro AI — Explains FIRs, legal documents, and rights in plain language using AI, and experiments with predicting crime type.“Built an AI legal assistant for India. Looking for brutally honest feedback.”
- CureQuest — Evaluates user-submitted biology or medicine ideas by explaining the mechanism, scoring plausibility, and citing published papers and clinical trials.“Built a site where your "what if I could cure X" thoughts get real scientific answers”
- Brainary — Turns large sets of documents into coherent, cited, local-first wikis.“Stop letting AI validate your startup idea for you — here’s how I almost fell for it (and what actually works)”
- Prismovia — Turns a user's question or opinion into a researched article with sourced facts, left, center and right perspectives, and a separate AI evidence assessment.“I’ve tried SEO, Facebook ads, Reddit outreach and direct promotion for my AI publishing startup—what should I try next?”
- Tomescroll — Serves short encyclopedia-style facts on a growing web of linked topics as a calmer alternative to endless scrolling.“Tomescroll - I built a doom-scrolling encyclopaedia”
- Answers staff questions from internal company documents, limited by access permissions and citing its sources.“Got an AI assistant into daily production at a pharma company. The model took weeks. Everything else took months.”