

Early Access
Yes, last updated 11 days ago, averaging 0.5 updates a month.
Last checked Oct 21, 2026
Project Silverfish: 6 updates in the last 12 months, avg every 60 days. The chart covers 17 months from June 2025 to October 2026, including months with zero patch notes. Counts are dated patch and update posts, not branch builds. June 2025: 2, July 2025: 2, August 2025: 6, September 2025: 0, October 2025: 0, November 2025: 0, December 2025: 3, January 2026: 0, February 2026: 1, March 2026: 0, April 2026: 0, May 2026: 0, June 2026: 1, July 2026: 0, August 2026: 0, September 2026: 0, October 2026: 1.
| Month | Updates |
|---|---|
| June 2025 | 2 |
| July 2025 | 2 |
| August 2025 | 6 |
| September 2025 | 0 |
| October 2025 | 0 |
| November 2025 | 0 |
| December 2025 | 3 |
| January 2026 | 0 |
| February 2026 | 1 |
| March 2026 | 0 |
| April 2026 | 0 |
| May 2026 | 0 |
| June 2026 | 1 |
| July 2026 | 0 |
| August 2026 | 0 |
| September 2026 | 0 |
| October 2026 | 1 |
Oct 9, 2026 · Patch note
Beta 0.4.11 New Features: -Added passive effects to new Cult weapons. -New 5.7 Rifle and variants. -New dungeons. -New artifacts. -New player cosmetics. -Several weapons can now be fitted with bayonets via the crafting bench. -New passive effects. -New secrets... Changes: -Insurrection Dregs can now spawn with 5.7 Carbine. -Reduced eye-box vignette in night…
Oct 9, 2026 · Build
Public branch build 25791982
Latest build time Steam reports for the public branch.
Oct 8, 2026 · Build
publictest branch build 25791982
Latest build time Steam reports for the publictest branch.
Jun 13, 2026 · Patch note
You must opt in to the Public Test Branch to access this build! Beta 0.4.5 The 0.4.X update has been slower to release than planned. This is a large update and lately a lot of life stuff has been going on, including me moving to a new home last month. In the mean time, I've decided to release a public test build of 0.4.5 so that the community can get their…
Feb 17, 2026 · Patch note
New Features: -Many weapons now have select fire modes activated by the X key. -If you have a flashlight equipped, you can now use it in your offhand when wielding one-handed weapons. -New Night vision scoped weapons. -Added Thermometer item that can be used to tell how sick the player is. -Added new medicine types. -Land Mines and IEDs placed by the player…
Project Silverfish last posted a patch note 11 days ago (Oct 9, 2026: Beta 0.4.11 Update).
Project Silverfish averaged 0.5 updates a month over the last year. Project Silverfish is sporadic (23/100). 4 of the last 12 months had at least one update day. Not enough of a cadence to call it regular.
No. Project Silverfish shipped a build or patch note within the last 90 days.