macdown3000 version history

- Added Quick Look extension, GitHub Dark theme, and live character/word count - Improved toolbar behavior, table scrolling, and preference pane localization - Fixed file handling on remote volumes, toolbar button actions, and preview rendering - Enhanced security with sandbox hardening and restricted link targets

- Fixed Quick Look extension entitlements and toolbar button dispatching issues. - Added localized selection count, editor themes, and various toolbar actions. - Improved preferences pane sizing, HTML coloring, and render-path responsiveness. - Enhanced security with sandbox hardening and restricted link targets.

- Added Quick Look extension, GitHub Dark theme, and editor character toggle - Fixed Insert Table regression, file-watcher issues, and crash on empty headings - Improved preferences pane sizing, HTML coloring, and table scrolling - Enhanced security with sandbox hardening and restricted link targets

- Added GitHub Dark Default theme, editor invisible character toggle, and selection character/word count. - Improved preview rendering, table layout, and pane sync for large files. - Fixed blank previews, CRLF line endings, and toolbar button crashes. - Enhanced security with hardened preview sandbox and restricted link targets.

**MacDown 3000** is a modern, open-source Markdown editor for macOS. This release rebuilds scroll sync around an ownership model that eliminates timing-based race conditions, and fixes several user-reported bugs with preview rendering, Quick Look, and diagram support. The deep dive into the long history of the editor / preview panel scroll synchronization took about a day of persistent work. Hopefully it was worth it! ### Fixed - Fix view menu "Hide/Restore" pane labels not updating (#377, #310) -- thanks @gregwillits for the report! - Fix scroll sync jump during typing and remaining sync gaps (#342) - Fix preview rendering stuck blank on new documents (#358) -- thanks @rcuisnier for the report! - Fix multiple Mermaid/Graphviz diagrams not rendering (#331, #332) -- thanks @rcuisnier and @gino-santerre-telus for the reports! - Fix stale image preview after external atomic save (#349) -- thanks @bh18-nuff for the report! - Fix Quick Look extension: blank preview, missing entitlements (#367) - Fix word count throttle for smoother updates (#294) -- thanks @benel for the report! - Fix preference panels to be resizable with centered content (#361, #362) -- thanks @rcuisnier for the r

**MacDown 3000** is a modern, open-source Markdown editor for macOS. Highlights include Quick Look support for Markdown files, new preview themes for GitHub Dark, Google Docs, and Gmail, improved file watching, and resolutions for many user-reported issues. ### Security - Fix CVE-2019-12138 (directory traversal) and CVE-2019-12173 (RCE via app bundle links) in the preview pane's file:// navigation handler (#356, #351) — reported by @jhengels ### Fixed - Fix file watcher dropping after atomic save by external editors (#354) — reported by @btsai, contributed by @BenCello - Fix editor scroll jump during typing at end of long documents (#343) - Fix Mermaid diagrams not rendering during live preview (#333) — reported by @rcuisnier - Fix preview scroll jump when MathJax is enabled (#330) — reported by @causalcat - Fix PDF/print margins to respect Page Setup and remove double margins (#329) — contributed by @2b3pro - Fix style reload not updating Preview pane (#328) — reported by @gregwillits - Fix main thread crash in userDefaultsDidChange (#323) - Fix split view not maintaining 1:1 ratio on resize or maximize (#321) — reported by @5T33Z0 - Fix Help Menu document

**MacDown 3000** is a modern, open-source Markdown editor for macOS. This release focuses on editor stability and usability fixes, addressing scroll jumping issues, window positioning, text substitution bugs, and Markdown rendering edge cases. ### Fixed - Fix smart quote substitution causing unwanted characters (#289, #285) -- thanks @5T33Z0 for the report! - Fix editor jumping when typing at end of long documents (#288, #282) -- thanks @rcuisnier for the report! - Fix preview scroll jumping during editing (#282) -- thanks @rcuisnier for the report! - Fix new document windows opening at bottom-left (#286) -- thanks @mbinkhorst for the contribution! - Fix Graphviz and Mermaid button positioning in Compilation Settings (#280, #277) -- thanks @rcuisnier for the report! - Fix adjacent shortcut-style links not rendering correctly (#275, #25) - Fix text substitution settings not persisting (#263) -- thanks @5T33Z0 for the report! ## Verification ✅ This build is **fully notarized and stapled** by Apple. **SHA256 Checksum:** ``` 438c9f577ca09065f66bc3011f556ae2589b6f71aa395ea32f920c7fd470ffd5 MacDown-3000.0.4.dmg ``` Verify after download: ```bash shasum -a 256 MacDown-3000.0.4.dm

**MacDown 3000** is a modern, open-source Markdown editor for macOS. This release graduates from beta with bug fixes for export, code block rendering, and text substitutions, adds a new dark preview theme, and introduces interactive checkbox support. ### Added - Add GitHub Tomorrow dark preview theme (#273, #106) -- based on @elsiehupp's contribution to MacDown - Enable interactive checkbox support by default (#270, #269) -- thanks @rosmur for the feature request! ### Fixed - Fix export/print when Preview Pane is hidden (#274, #16) - Fix fenced code block rendering without preceding blank line (#272, #36) - Fix square brackets vanishing in code blocks (#272, #37) - Disable text substitutions by default for all users (#268, #263) -- thanks @5T33Z0 for the report! ### Changed - Refactor file inlining for drag-and-drop (#248) -- thanks @wltb for the contribution! ### Documentation - Add documentation for the table of contents token feature (#265) -- thanks @sbeitzel for the contribution! ## Verification ✅ This build is **fully notarized and stapled** by Apple. **SHA256 Checksum:** ``` f5bdf6cb76b4d928f7a3dff94529ef4fe06d98980930347e7149524f9eaf8d8a MacDown-3000.0.3.dmg `

**MacDown 3000** is a modern, open-source Markdown editor for macOS. This beta release upgrades Mermaid to v11.12.1, adds bidirectional scroll sync, and includes several bug fixes for Markdown rendering, drag-and-drop, and settings persistence. ### Added - Upgrade Mermaid to v11.12.1 for improved flowchart rendering (#262, #35) - Add bidirectional scroll sync between preview and editor (#261, #258) -- thanks @dadvir! - Code-sign the macdown CLI binary (#239, #238) -- thanks @henryhchchc! ### Fixed - Fix lists not rendering immediately after paragraphs (#260, #254) -- thanks @justinabrahms! - Fix tab characters causing unexpected line breaks near line end (#256) - Fix persistence of Substitutions and Spelling settings (#252) -- thank you @xylopyrographer! - Fix drag-and-drop for images and mixed file types (#240, #244, #247) -- thanks @wltb! ### Documentation - Update README for 2026 (#246) -- thanks @brianzelip! ## Verification ✅ This build is **fully notarized and stapled** by Apple. **SHA256 Checksum:** ``` c8b6234776a1b08d3d6999eb5791e6e181180243fb3a1584cf0e20361fdb70d3 MacDown-3000.0.3-beta.1.dmg ``` Verify after download: ```bash shasum

**MacDown 3000** is a modern, open-source Markdown editor for macOS. This release removes remote image loading from the built-in help file, fixes broken localization for German and Slovak, and expands unit test coverage. MacDown 3000 is now available via Homebrew. Try it! ```bash brew install --cask macdown-3000 ``` ### Fixed - Import help.md images locally to eliminate external d.pr network requests (#232) -- thanks @robbyt! - Fix broken German (DE) and Slovak (SK) localizations (#230) -- thanks @emsspree! ### Infrastructure - Expand unit test coverage with notification, lifecycle, and edge case tests (#233, #235) - Add workflow to submit PRs to homebrew-cask on release (#225, #226) ## Verification ✅ This build is **fully notarized and stapled** by Apple. **SHA256 Checksum:** ``` e75cd7373c9e69a9dbafa13f1873ab8c9de70332b096a64b1ecffa70483e2629 MacDown-3000.0.2.dmg ``` Verify after download: ```bash shasum -a 256 MacDown-3000.0.2.dmg ``` --- **Full Changelog:** https://github.com/schuyler/macdown3000/blob/main/CHANGELOG.md

**MacDown 3000** is a modern, open-source Markdown editor for macOS. This patch release fixes three bugs affecting the editor and preview pane. ### Fixed - Fix CSS style and syntax highlighting theme changes not applying in Preview pane (#219, #221) -- thanks @kojika! - Fix copy-paste regression in editor (#214, #220) -- thanks @sveinbjornt! - Add smart paste linkification for selected text (#222, #223) ## Verification ✅ This build is **fully notarized and stapled** by Apple. **SHA256 Checksum:** ``` 82965a72eed6d212a7cffebd711733178657cebae6b580ef6ef732acbd5b1f3a MacDown-3000.0.1.dmg ``` Verify after download: ```bash shasum -a 256 MacDown-3000.0.1.dmg ``` --- **Full Changelog:** https://github.com/schuyler/macdown3000/blob/main/CHANGELOG.md

**MacDown 3000** is a modern, open-source Markdown editor for macOS. This release finalizes the MacDown 3000 platform with expanded internationalization support and improved clipboard handling for Markdown content. ### Added - Add complete localizations for Russian, Arabic, Hindi, Ukrainian, and Hebrew preferences (#212) ### Fixed - Add markdown UTType when copying from editor to improve clipboard compatibility (#208) ## Verification ✅ This build is **fully notarized and stapled** by Apple. **SHA256 Checksum:** ``` a1c9c250542637a0460bebc2341f4f08c492f31a4dd199712b8598db3c79f1cf MacDown-3000.0.0.dmg ``` Verify after download: ```bash shasum -a 256 MacDown-3000.0.0.dmg ``` --- **Full Changelog:** https://github.com/schuyler/macdown3000/blob/main/CHANGELOG.md

**MacDown 3000** is a modern, open-source Markdown editor for macOS. This release addresses several bug fixes including a critical issue where both editor and preview panes could be hidden simultaneously, improvements to the preview pane reload behavior, and removes the deprecated plugin system. ### Fixed - Fix hiding both editor and preview panes bug (#207, #23) - Fix preview pane Reload to re-render instead of loading raw markdown (#204) - Fix download button to directly download DMG file (#202) - Fix documentation typos and add missing Oxford commas (#206) - Fix version number in About pane and Credits.rtf formatting ### Removed - Remove deprecated plugin system (#205) ## Verification ✅ This build is **fully notarized and stapled** by Apple. **SHA256 Checksum:** ``` 9ac7213125dc877cb57c532ba62d1dd8e483daa02c2676582b147652c03a090d MacDown-3000.0.0-beta.3.dmg ``` Verify after download: ```bash shasum -a 256 MacDown-3000.0.0-beta.3.dmg ``` --- **Full Changelog:** https://github.com/schuyler/macdown3000/blob/main/CHANGELOG.md