Zettlr
FOSS Markdown workbench for academics with 9,000+ citation styles built in
What is Zettlr?
Zettlr is a free, open-source desktop writing workbench built specifically for academics and long-form writers, with first-class Zotero/JabRef integration and support for over 9,000 citation styles. It targets researchers, PhD students, and journalists who write papers and books in Markdown and need real citation tooling, not a generic notes app.
Markdown-native, local-first, docs, notes, and knowledge tools that are easy for people and AI agents to read.
See the full Markdown & Knowledge guide to compare more tools, buyer criteria, and related workflows.
Use cases to evaluate
Drafting a PhD thesis with live Zotero citations in Markdown
Writing a journal article with auto-formatted bibliography across 9,000+ styles
Long-form journalism with structured Markdown export to PDF or Word
Maintaining a Zettelkasten with academic source linking
Fit to evaluate
PhD students and academic researchers writing in Markdown
Journalists and authors who cite heavily
Privacy-first writers who refuse telemetry or forced cloud
Zotero users tired of plugin-stitching their writing tool
Business fit
Right for you if you write papers, theses, or long-form journalism in Markdown and currently juggle Zotero plus a separate editor - Zettlr collapses that into one tool with no telemetry and no forced cloud. It is trusted by researchers at Oxford, Cambridge, ETH Zurich, and Columbia, which matters if you want longevity. Skip if you need cross-device sync, mobile access, or collaborative editing - Zettlr is a single-user desktop tool by design.
How to evaluate Zettlr
Use this category when knowledge is scattered across chats, private documents, and tribal memory.
Confirm the exact workflow
Map Zettlr to one concrete workflow first, such as drafting a phd thesis with live zotero citations in markdown. Avoid buying before the owner, trigger, output, and success metric are clear.
Check category fit
Compare file portability, linking, search, permissions, and export options.
Compare practical alternatives
Shortlist Zettlr against Obsidian, Logseq, Roam Research so the decision is based on fit, effort, and workflow ownership rather than brand recognition alone.
Validate cost and rollout effort
Free and open-source software (FOSS), donation-supported via the Supporters page. No paid tiers, no telemetry, no forced cloud sync. The /contact page returned no pricing because there isn't any. Also confirm implementation time, support needs, and whether the easy setup matches your team.
Compare Zettlr with alternatives
Use this quick comparison before booking demos or moving data into a new system.
| Primary workflow | Drafting a PhD thesis with live Zotero citations in Markdown, Writing a journal article with auto-formatted bibliography across 9,000+ styles |
|---|---|
| Best-fit team | PhD students and academic researchers writing in Markdown, Journalists and authors who cite heavily |
| Implementation effort | Easy setup and maintenance profile |
| Pricing check | Free plan + paid plans |
| Closest alternatives | ObsidianLogseqRoam ResearchTana |
Zettlr pricing
| Model | Free plan + paid plans |
|---|---|
| Snapshot | Free and open-source software (FOSS), donation-supported via the Supporters page. No paid tiers, no telemetry, no forced cloud sync. The /contact page returned no pricing because there isn't any. |
| Checked |
Common questions about Zettlr
What is Zettlr?
Zettlr is a free, open-source desktop writing workbench built specifically for academics and long-form writers, with first-class Zotero/JabRef integration and support for over 9,000 citation styles. It targets researchers, PhD students, and journalists who write papers and books in Markdown and need real citation tooling, not a generic notes app.
What is Zettlr used for?
Common use cases: Drafting a PhD thesis with live Zotero citations in Markdown; Writing a journal article with auto-formatted bibliography across 9,000+ styles; Long-form journalism with structured Markdown export to PDF or Word; Maintaining a Zettelkasten with academic source linking.
How much does Zettlr cost?
Free and open-source software (FOSS), donation-supported via the Supporters page. No paid tiers, no telemetry, no forced cloud sync. The /contact page returned no pricing because there isn't any.
Who is Zettlr best for?
Zettlr fits PhD students and academic researchers writing in Markdown, Journalists and authors who cite heavily, Privacy-first writers who refuse telemetry or forced cloud, Zotero users tired of plugin-stitching their writing tool. Right for you if you write papers, theses, or long-form journalism in Markdown and currently juggle Zotero plus a separate editor - Zettlr collapses that into one tool with no telemetry and no forced cloud. It is trusted by researchers at Oxford, Cambridge, ETH Zurich, and Columbia, which matters if you want longevity. Skip if you need cross-device sync, mobile access, or collaborative editing - Zettlr is a single-user desktop tool by design.
What are alternatives to Zettlr?
Common alternatives to Zettlr include Obsidian, Logseq, Roam Research, Tana, Capacities, Reflect.