# Zotero Hacker Approved page: https://hackerapproved.com/p/zotero/ 45 people recommended Zotero in Hacker News comments, 15 had mixed feelings and 14 criticized it, November 2025 to October 2026. It was recommended in 9 of 12 months, in 20 threads. It meets the Hacker Approved badge rule. **Verdict:** Free, open-source reference manager for capturing, organizing and annotating papers, with easy sync. Critics say it slows with large libraries and extracts BibTeX unreliably. Summary written by Claude from 47 comments. It was written before the November 2026 recount, and 44 of those comments still count. ## Why people recommend it - Browse, read and annotate PDFs (5 comments in the sample): "The killer feature isn't organizing the citation information, it's allowing me to browse and read local copies of the actual articles." ([source](https://news.ycombinator.com/item?id=48902859)) "I run the Zotero iOS app and it's absolutely perfect for annotating papers and keeping my bibliography organized." ([source](https://news.ycombinator.com/item?id=47251550)) "it organizes my PDFs and lets me search them, instead of manually searching through directories" ([source](https://news.ycombinator.com/item?id=46738665)) - One-click web capture and archiving (5 comments in the sample): "It’s obviously more focused on academic research but it takes snapshots and works as a more general purpose archive tool really well." ([source](https://news.ycombinator.com/item?id=45898642)) "it allows to put the PDFs also into the collection and has web based browsing included without custom software" ([source](https://news.ycombinator.com/item?id=47736782)) "a great way of quickly archiving web pages you've visited, including quick tagging and full text search" ([source](https://news.ycombinator.com/item?id=49745537)) - Fetches metadata from DOI or URL (3 comments in the sample): "Zotero will accept a doi/arxiv link (among other) and download the public metadata (authors, journal, abstract) for you" ([source](https://news.ycombinator.com/item?id=47439057)) "With proper bibliography management tools, everything (that has one) is centered around the DOI." ([source](https://news.ycombinator.com/item?id=48146947)) "you can drag and drop files and it generates a reference based on the metadata" ([source](https://news.ycombinator.com/item?id=48882145)) - Multi-device sync (2 comments in the sample): "I have many issues with Zotero (which has been dumbing down at the expense of power users for some time)…" ([source](https://news.ycombinator.com/item?id=50007843)) "for a low yearly price one can have multi-device sync and support the project" ([source](https://news.ycombinator.com/item?id=46738613)) ## What people warn about - Slow and memory-heavy with large libraries (4 comments in the sample): "Zotero was slow when my single collection started pushing over 1,000 papers" ([source](https://news.ycombinator.com/item?id=46740461)) "Its unbearably slow though, and it doesn't seem this will ever get better." ([source](https://news.ycombinator.com/item?id=46736865)) "it gets slow as hell eventually because it is a whole-ass firefox instance" ([source](https://news.ycombinator.com/item?id=49257727)) - Removed features and breaking upgrades (2 comments in the sample): "Zotero seems to have removed this killer import feature in later versions" ([source](https://news.ycombinator.com/item?id=48881401)) "The Zotero 6 to 7 upgrade completely broke this, and modified the database so that rollback is not possible." ([source](https://news.ycombinator.com/item?id=46738872)) - Unreliable BibTeX and metadata extraction (1 comment in the sample): "Zotero has only like 50% hit rate with finding the correct bibtex, and those are not that high quality either." ([source](https://news.ycombinator.com/item?id=48892040)) ## The badge A product earns the Hacker Approved badge when at least 10 people recommend it, recommenders outnumber critics at least 2 to 1 (mixed feelings count toward neither side), it was recommended in at least 4 of the 12 months and in at least 5 different threads, and no single thread supplies more than half of the people who recommend it. Health and money products are never badged. ## Cite as Hacker Approved, "Zotero", https://hackerapproved.com/p/zotero/ (45 recommend, 15 mixed, 14 criticize; Hacker News comments, November 2025 to October 2026). Counts updated 2 Nov 2026, with data through October 31, 2026.