ISRT
| Finger | 1 | 2 | 3 | 4 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|
| Usage | 7.99% (P95) | 8.20% (P47) | 9.34% (P17) | 15.39% (P75) | 14.00% (P77) | 12.18% (P30) | 8.21% (P27) | 7.45% (P43) |
| Same Finger | Full Scissor | Half Scissor | Lat. Stretch | |
|---|---|---|---|---|
| Bigram | 0.61% (P27) | 0.04% (P15) | 1.12% (P25) | 0.64% (P44) |
| Skipgram | 5.06% (P62) | 0.12% (P16) | 2.27% (P34) | 1.03% (P41) |
| No Thumbs | Left Space | Right Space | |
|---|---|---|---|
| Weak-ish Redirs. | 1.89% (P95) | 1.62% (P94) | 1.06% (P80) |
| Weak Redirects | 0.68% (P71) | 0.33% (P75) | 0.33% (P75) |
| Other Same Finger | 18.23% (P39) | 12.47% (P48) | 12.46% (P48) |
| Rolls : Alts | 2.09 (P77) | 2.81 (P86) | 1.65 (P70) |
| 2-Roll In : Out | 0.84 (P15) | 0.78 (P15) | 1.09 (P44) |
| 3-Roll In : Out | 0.74 (P25) | 1.17 (P39) | 0.61 (P24) |
- Author
- NotGate
- Year
- 2021
- Finger Map
- Traditional
| Finger | 1 | 2 | 3 | 4 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|
| Usage | 7.93% (P93) | 8.20% (P47) | 9.34% (P17) | 15.46% (P77) | 14.00% (P77) | 12.18% (P30) | 8.21% (P27) | 7.45% (P43) |
| Same Finger | Full Scissor | Half Scissor | Lat. Stretch | |
|---|---|---|---|---|
| Bigram | 0.61% (P25) | 0.04% (P15) | 1.12% (P25) | 0.65% (P45) |
| Skipgram | 5.04% (P60) | 0.12% (P16) | 2.27% (P34) | 1.07% (P45) |
| No Thumbs | Left Space | Right Space | |
|---|---|---|---|
| Weak-ish Redirs. | 1.89% (P95) | 1.62% (P93) | 1.06% (P80) |
| Weak Redirects | 0.68% (P71) | 0.33% (P75) | 0.33% (P75) |
| Other Same Finger | 18.18% (P37) | 12.44% (P47) | 12.44% (P47) |
| Rolls : Alts | 2.08 (P77) | 2.81 (P84) | 1.65 (P69) |
| 2-Roll In : Out | 0.84 (P17) | 0.78 (P16) | 1.09 (P46) |
| 3-Roll In : Out | 0.74 (P26) | 1.17 (P40) | 0.61 (P25) |
- Author
- NotGate
- Year
- 2021
- Finger Map
- Angle Mod
ISRT has a nearly singular focus on low SFBs. In addition, it is designed for high index finger usage and low pinky movement.
Install
Section titled “Install”There are two downloads available for macOS:
| Method | Admin Required | Notes |
|---|---|---|
| Native | Optional | Does not require 3rd party key remapping software. Admin is required to install for all users and use on first login. |
| Karabiner-Elements | Yes | Requires 3rd party key remapping software, including the installation of a Driver Extension. Allows for remapping of only specific keyboards. |
-
Download the keylayout file for the desired version of ISRT:
-
Extract the downloaded zip file.
-
Install the
.keylayoutfile:Run one of the install scripts from the extracted folder:
- install-user.sh to install for a single user
- install-system.sh to install for all users
- isrt_X.keylayout the layout to install
To install for a single user: Copy the
.keylayoutfile from the extracted folder to~/Library/Keyboard Layouts. Create the folder if it doesn’t exist.To install for all users: Copy the
.keylayoutfile from the extracted folder to/Library/Keyboard Layouts. -
Restart macOS.
-
Open System Settings.
-
Go to Keyboard → Text Input → Input Sources → Edit… and add your new ISRT layout.
-
Press the “+” button at the bottom left.
-
Search for “ISRT,” select your new layout, and press Add.
-
Install Karabiner-Elements:
-
Download the Karabiner rule file for the desired version of ISRT:
-
In Karabiner-Elements Settings, go to “Complex Modifications,” then press “Add predefined rule” at the top.
-
Make sure you know how to type your computer password using ISRT.
-
Scroll down to the “ISRT” section and enable the rule you want.
“All keyboards” remaps ISRT onto all keyboards while connected to this computer. Select this reason unless you want to exclude some keyboards from remapping.
“Built-in keyboard only” remaps your device's built-in keyboard, as well as any other keyboard for which “Treat as built-in keyboard” (under the “Devices” section) is enabled. Select this option if you plan to map ISRT onto an external keyboard using custom firmware.
-
To use ISRT on the password entry screen before logging in, follow the official instructions: