Monospace · Mike Abbink
IBM Plex Mono
Find the font. Find its kind.
CSSfont-family: 'IBM Plex Mono', monospace; font-weight: 400; font-style: normal; line-height: 1.1;
IBM Plex Mono is a free monospace font by Mike Abbink and Bold Monday, on Google Fonts since 2018. Among the 99 monospaced fonts on FontKind, IBM Plex Mono has an average x-height, is of average width and, at its regular weight, is lighter than 75%. Its thickest strokes are 1.2 times its thinnest: nearly even strokes.
01 / Light table
Laid on top of SUSE Mono
IBM Plex Mono on one light table with its two closest fonts, SUSE Mono (79 out of 100) and Cousine (79). SUSE Mono has an x-height 7% shorter; Cousine has more stroke contrast.
IBM Plex Mono and SUSE Mono laid on top of each other.
Ink shared with IBM Plex MonoSUSE Mono…
Most different letters first; the figure is the share of ink the fonts have in common. Where the fonts agree the letters cancel to black: every white sliver is a real difference.
02 / Letters
The IBM Plex Mono alphabet
Capitals, lowercase, figures and signs · weight 400
Tap the letters you like, here and in other fonts, to find the fonts whose letters look most like them.
- &
- ?
- !
- @
- %
- (
- )
03 / Weights
IBM Plex Mono in 7 weights
7 weights, 100–700, with italics
- 100 Thin, with its italic
- 200 Extra light, with its italic
- 300 Light, with its italic
- 400 Regular, with its italic
- 500 Medium, with its italic
- 600 Semibold, with its italic
- 700 Bold, with its italic
04 / Facts
Who made IBM Plex Mono, and can you use it?
- Designer
- Mike Abbink, Bold Monday
- Kind
- Monospace
- Styles
- 7 weights, 100–700, with italics
- On Google Fonts since
- 2018
- Character sets
- cyrillic, cyrillic-ext, latin, latin-ext, vietnamese
- Licence
- SIL Open Font License 1.1
Can I use it?
- Commercial use
- Yes.
- Logos
- Yes.
- Websites and apps
- Yes. Self-hosted or loaded from Google Fonts.
- PDFs and documents
- Yes.
- Changes
- Yes, under another name. Not as “Plex”: the licence reserves the name.
- Sharing the files
- Yes, but not for sale. With the licence.
IBM Plex Mono is under the SIL Open Font License 1.1. This is a plain summary, not legal advice: the licence itself decides.
Already in your apps?
- Google Docs
- Most likely. Under More fonts, in Sheets and Slides too. Google’s guide
- Word, PowerPoint
- No. Install it from Google Fonts first. Microsoft’s list
- Figma
- Yes. Built in, nothing to install. Figma’s help
- Canva
- Not verified. Search its font menu for IBM Plex Mono, or upload it with Canva Pro. Canva’s help
- Cricut
- Once installed. Design Space lists IBM Plex Mono under System. Fonts for Cricut →
From each app’s own font list or help pages, read on 28 September 2026.
05 / Measurements
IBM Plex Mono, measured
Taken from the font file's own outlines, regular style
- x-height
- 51.6% of the emlowercase x
- Cap height
- 69.8% of the emcapitals
- x / cap
- 0.74lowercase against capitals
- Width
- 60.0% of the emaverage lowercase
- Ink
- 35%letter box filled
- Contrast
- 1.23 : 1nearly even strokes
Where it stands among monospaced fonts
Ranked against all 99 monospaced fonts on FontKind
x-heightNear the middle of monospaced fonts
WidthNear the middle of monospaced fonts
InkLighter than 75% of monospaced fonts
ContrastMore contrast than 75% of monospaced fonts
06 / Similar fonts
Fonts similar to IBM Plex Mono
Matched letter by letter · its own family apart
IBM Plex Mono's own familyIBM Plex SansIBM Plex Sans CondensedIBM Plex Serif
- SUSE Mono79x-height 7% shorter
- Cousine79more stroke contrast
- JuliaMono78x-height 7% taller
- Google Sans Code7714% heavier
- Monaspace Neon7713% heavier · 3% wider
- Spline Sans Mono7614% heavier · x-height 6% taller
All 100 fonts similar to IBM Plex Mono →Compare side by side →Get IBM Plex Mono on Google Fonts
07 / Swap
Swap IBM Plex Mono without a jump
Running text within 3% of the width, x-height within 5%
- Cousine79same text width · x-height 2.4% taller
- Google Sans Code77same text width · x-height 1.5% taller
- Overpass Mono75text 2.7% wider · x-height 1.0% shorter
- Roboto Mono73same text width · x-height 2.4% taller
- Opus One72same text width · x-height 2.7% taller
- Geist Mono71same text width · x-height 2.7% taller
Fallback while it loads
Until IBM Plex Mono loads, this sets Courier New in its place at 100% of its size, so running text keeps IBM Plex Mono’s width and lines keep their height: nothing moves when it arrives.
@font-face {
font-family: 'IBM Plex Mono Fallback';
src: local('Courier New');
size-adjust: 99.98%;
ascent-override: 102.52%;
descent-override: 27.50%;
line-gap-override: 0.00%;
}
font-family: 'IBM Plex Mono', 'IBM Plex Mono Fallback', monospace;08 / Pairs
Used together with IBM Plex Mono
Of the 16,721 home pages that load IBM Plex Mono, the share that load each font too, and how that compares with chance.
Same page, not which sets the headings · HTTP Archive , 1 September 2026
- IBM Plex Sans25%4,103 sites · 41× chanceIBM Plex Mono’s own family
- Inter20%3,266 sites · 1.9× chance
- Archivo8.4%1,400 sites · 13× chance
- Space Grotesk7%1,163 sites · 13× chance
- Fraunces6.3%1,054 sites · 14× chance
- Chivo4.3%725 sites · 49× chance
More than chanceIBM Plex Sans 41×IBM Plex Sans Condensed 30×IBM Plex Serif 23×
Fonts that go with IBM Plex Mono: pairs and trios →The pairs sites choose most →
Pair checkerIBM Plex Mono + any fontHow many of the 6,276,350 home pages counted load the two together, and how that compares with chance.Check this font with any other09 / Questions
Questions about IBM Plex Mono
Answered from its licence, Google Fonts and each app’s own font list
Is IBM Plex Mono free for commercial use?
Yes. IBM Plex Mono is under the SIL Open Font License 1.1 , which allows commercial use at any scale, logos, websites, apps and PDFs included; a changed version may not be called “Plex”.
How do I download and install IBM Plex Mono?
FontKind doesn’t host IBM Plex Mono’s files: it comes free from Google Fonts . On its page there, choose Get font, then Download all, and unzip the file. It holds 14 font files, one per style. On Windows or a Mac, double-click each font file and choose Install, then restart any app that was open, Word included.
Is IBM Plex Mono in Microsoft Word?
Not until you install it: IBM Plex Mono isn’t one of Microsoft 365’s cloud fonts. Installed, it is in Word’s font menu and PowerPoint’s. On Windows, its weights beyond Regular and Bold show as fonts of their own, such as IBM Plex Mono Thin and IBM Plex Mono SemiBold. For someone who hasn’t installed it, turn on Embed fonts in the file in Word’s save options: its licence allows that.
Is IBM Plex Mono in Google Docs?
Most likely. Search for IBM Plex Mono under More fonts in the font menu of Docs; added there, it is in Sheets and Slides too.
Is IBM Plex Mono in Figma?
Yes: IBM Plex Mono is in Figma’s font menu with all seven weights and their italics, in the browser and the desktop app, with nothing to install.
How many weights does IBM Plex Mono have?
IBM Plex Mono comes in seven weights, from Thin (100) to Bold (700), each with an italic.
Who designed IBM Plex Mono?
IBM Plex Mono was designed by Mike Abbink and Bold Monday. It has been on Google Fonts since March 2018.
What fonts are similar to IBM Plex Mono?
The closest in our letter-by-letter match are SUSE Mono (79), Cousine (79) and JuliaMono (78), out of 100. Next to IBM Plex Mono, SUSE Mono has an x-height 7% shorter. Its own family, listed apart, adds IBM Plex Sans, IBM Plex Sans Condensed and IBM Plex Serif. See all 100 fonts like IBM Plex Mono.