Markdown and KaTeX Support

AnkiWeb addon 1087328706

2 other versions of this addon exist. Compare versions ↓

Adds Basic and Cloze note types supporting Markdown and fast KaTeX math, with cross-device online rendering, code highlighting, chemistry formulas, text marking, and a desktop live preview.
AI-generated summary; may contain mistakes.

formatting card-templates mobile-compatible

Open on AnkiWeb GitHub Find alternatives

AnkiWeb

Votes: 88 (👍 84 · 👎 4)
Updated: 2023-05-06
Anki versions: 2.1.42~
License: Not found (this does not mean that the addon has no license)
Virus scan: No ClamAV match A match does not prove malware. No match does not prove that the code is safe.
Languages: JavaScript, CSS, Python
Description language: en

Maintenance

active

Last update or commit: 2026-10-18 (14 days before the snapshot).
GitHub Actions workflows: 1.
Commits in the last year: 1.
Issues: 20 open, 28 closed.
Pull requests: 0 open, 0 merged.
Median first response: 81 hours (40 answered issues and pull requests).
Outside pull requests: 0% of 6 merged.

GitHub

Repository: jwrede/anki-katex-markdown · more by jwrede
Stars: ⭐ 86 · forks 12 · open issues 20
Last commit: 2026-10-18
Languages: JavaScript, Python, CSS
Tests: 0

Will it work on my Anki?

Version branches

Min Anki	Max Anki	Updated
2.1.0	2.1.42+	2023-05-06

History across monthly snapshots

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Compare versions

The original addon and its forks. The best value in each column is in bold.

Version	Works on Anki 26.09.3	Maintenance	Last activity	Votes	Approval	GitHub stars	Notes
Markdown and KaTeX Support this addon original	likely	active	18 Oct 2026	👍 84 · 👎 4	89%	86
↳ Markdown Support \| Tables, Code Highlighting, Math, Darkmode	likely	stale	4 Jul 2025	👍 19 · 👎 4	63%	24	obsolete
↳ Markdown and KaTeX Support (Preview Fix) (AI-detected; may be wrong)	likely	active	8 May 2026	👍 0 · 👎 0	–	–

Forks can add features or work in a different way. Read the description before you change to another version. Fork detection is incomplete, so other versions can exist.

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Description

This Add-on will add two new Notetypes, Basic and Cloze, that have inbuild Markdown and KaTeX support.

Features:

Works on any device (Ankidroid, Ankiweb, Anki for IOS,...) as long as there is internet connection
After installing the Add-on on your PC you can create cards with math on any device like on AnkiDroid unlike with MathJax
Markdown is a great all in one solution for Anki cards
KaTeX is considered way faster than MathJax
Access KaTeX by $...$ for inline math or $$...$$ for displaystyle math, a list of supported functions can be found here

(Incompatible with: "Syntax Highlighting FORK (night mode fix, gui config, etc.)")

Latest Updates

v1.0: Fixed error where if you copy text and insert it into anki <span> elements appear, also added offline support
v1.2: Fixed an Error where the content of the front / backside sometimes doesn't show up
v1.3: Fixed alot of parsing errors and warnings on AnkiDroid
v1.4: Fixed a bug where HTML reserved characters like < are displayed incorrectly in code block, also fixed a bug where $\backslash$ in KaTeX environment is displayed as </span> (two backslashes in the same KaTeX expression is still buggy, escape the expression if you want to include two or more, I'm working on it)
v1.5: Works with Ankiweb as well now
v1.6: New: Code highlighting for code blocks with highlight.js, works for all common programming languages, to use it just type e.g. ```python at the start of your code block
v1.7: Fixed code block errors
v2.0: Added a live Markdown / KaTeX previewer only for Desktop Anki
v2.1: Block Code and tables in live preview are styled now
v2.2: Added Chemistry formular support
v2.3: Added marking text with ==text==

README

Anki-KaTeX-Markdown

Creates a new Basic and a new Cloze Note Type that support Markdown and KaTeX

Features

KaTeX is considered way faster than MathJax
Works on any device as long as there is internet connection
Markdown is a great all in one solution for Anki cards
Access KaTeX by $...$ for inline math or $$...$$ for displaystyle math, a list of supported functions can be found here
MathJax can also be accessed via \[ ... \] and $...$

Used Libraries

Markdown-It
KaTeX

Installation

Go to to see how to install this addon for anki
To install locally download the latest release and install by opening Anki → Tools → Add-ons → Install from file, then select MDKaTeX.ankiaddon