# Daniel Jalkut
Building since 1999. Not reviewed by Daniel.
Page: https://mrrmaker.com/@danieljalkut
Launched FlexTime (2006), then bought MacXword and MarsEdit (2007)
In their words: "I make MarsEdit and other apps for my company: Red Sweater." (bitsplitting.org)

## Numbers
- Products: 8
- Building since: 1999

## Products
- Black Ink (2007 →): running
- MarsEdit (2007 →): running
- FlexTime (2006 →): running
- Clarion (2005 →): running
- FastScripts (2003 →): running

## Timeline
- Oct 2021: On The Talk Show, episode 327 [stated]
- Jan 2013: On Giant Robots Smashing Into Other Giant Robots, episode 32 [stated]
- Dec 2009: On MacStories interview [stated]
- Mar 2008: On MacVoices, episode 870 [stated]
- Mar 2007: Launched Black Ink [stated]
- Feb 2007: Launched MarsEdit [stated]
- Feb 2007: Acquired MarsEdit [stated]
- Jan 2007: Bought MacXword, a crossword app he released as Black Ink [stated]
- 2007: Became a full-time independent software developer [stated]
- Aug 2006: Launched FlexTime [stated]
- Dec 2005: Launched Clarion [stated]
- May 2003: Launched FastScripts [stated]
- May 1996: Became a full-time employee of Apple [stated]

## How sure
7 verified by someone other than Daniel, 56 stated by Daniel in public, 6 outdated. Read on 11 Oct 2026.

## Sources
- FastScripts 3, redsweater.com: https://redsweater.com/fastscripts/
- Black Ink - Solve Crossword Puzzles With Style., redsweater.com: https://redsweater.com/blackink/
- Bitsplitting.org | Chasing the impossible with Daniel Jalkut, bitsplitting.org: https://bitsplitting.org
- github.com: https://api.github.com/users/danielpunkass
- Red Sweater Software, redsweater.com: https://redsweater.com
- MarsEdit 5 - Powerful web publishing from your Mac., redsweater.com: https://redsweater.com/marsedit/
- FlexTime for macOS, redsweater.com: https://redsweater.com/flextime/
- Clarion - Fine-tune Your Musical Ear, redsweater.com: https://redsweater.com/clarion/
- Touché - Touch bar for Everyone, redsweater.com: https://redsweater.com/touche/
- Red Sweater Acquires MarsEdit, redsweater.com: https://redsweater.com/blog/282/red-sweater-acquires-marsedit
- MarsEdit acquired by Red Sweater Software, engadget.com: https://www.engadget.com/2007-02-22-marsedit-acquired-by-red-sweater-software.html
- A Year Of Martian Sweaters, redsweater.com: https://redsweater.com/blog/471/a-year-of-martian-sweaters
- Black Ink 1.0, redsweater.com: https://redsweater.com/blog/302/black-ink-10
- One Year Later, redsweater.com: https://redsweater.com/blog/450/one-year-later
- FlexTime 1.0, redsweater.com: https://redsweater.com/blog/171/flextime-10
- Lawful Prey, redsweater.com: https://redsweater.com/blog/191/lawful-prey
- FastScripts Turning Heads, redsweater.com: https://redsweater.com/blog/34/fastscripts-turning-heads
- Fire & Forget Scripting, redsweater.com: https://redsweater.com/blog/2870/fire-and-forget-scripting
- Clarion 2.0 Beta, redsweater.com: https://redsweater.com/blog/75/clarion-20-beta
- A Fresh Start, redsweater.com: https://redsweater.com/blog/3682/fresh-start
- MarsEdit 5.4.6: Performance and Publishing Fixes, redsweater.com: https://redsweater.com/blog/4298/marsedit-5-4-6-performance-and-publishing-fixes
- Black Ink for iOS 2.4: Calendar Puzzle Browser, redsweater.com: https://redsweater.com/blog/4293/blackink-2-4-calendar-browser
- Introducing Touché, redsweater.com: https://redsweater.com/blog/3186/introducing-touche
- Full Time Indie | Bitsplitting.org, bitsplitting.org: https://bitsplitting.org/2015/07/20/full-time-indie/
- An Indie State Of Mind | Bitsplitting.org, bitsplitting.org: https://bitsplitting.org/2013/03/12/an-indie-state-of-mind/
- The Bitsplitting Podcast | Bitsplitting.org, bitsplitting.org: https://bitsplitting.org/2013/03/15/the-bitsplitting-podcast/
- Bitsplitting Podcast Hiatus | Bitsplitting.org, bitsplitting.org: https://bitsplitting.org/2013/07/19/bitsplitting-podcast-hiatus/
- Core Intuition Membership | Bitsplitting.org, bitsplitting.org: https://bitsplitting.org/2017/10/11/core-intuition-membership/
- Thirty Years | Bitsplitting.org, bitsplitting.org: https://bitsplitting.org/2026/05/13/thirty-years/
- Core Intuition, coreint.org: https://coreint.org
- The Talk Show ✪: Ep. 327, With Daniel Jalkut, daringfireball.net: https://daringfireball.net/thetalkshow/2021/11/01/ep-327
- Giant Robots Smashing Into Other Giant Robots: 32: There is an excited you in there, podcast.thoughtbot.com: https://podcast.thoughtbot.com/32
- MacVoices #870: Daniel Jalkut Discusses Red Sweater Software's Product Line — MacVoices, macvoices.com: https://macvoices.com/macvoices-870-daniel-jalkut-discusses-red-sweater-softwares-product-line/
- Interview With Daniel Jalkut from Red Sweater Software - MacStories, macstories.net: https://www.macstories.net/stories/red-sweater-daniel-interview/
- Site checks on 2026-10-11, MRRMaker: https://mrrmaker.com/how-it-works#checks

Labels: "verified" means confirmed by someone other than the founder; "stated" means the founder said it in public. Method: https://mrrmaker.com/how-it-works