Radar check
What we found when we opened it. Every bar is one fact, with its date.
Last code pushed 2 Oct 2026, 25 days before this check.
Latest release 1.19.0 on 14 Sep 2026.
Public since February 2023, a little over 3 years.
35,032 stars and 6,590 forks.
42 commits and 83 new issues in the last 90 days.
417 contributors. 49 pull requests merged in 90 days.
A security policy says how to report a problem. 12 published security advisories.
How the bars are scored
- Alive. Days since the last code push: a week or less 100, a month 90, three months 70, six months 50, a year 30, eighteen months 15, older 0.
- Releases. Age of the latest GitHub release, on a similar scale; no bar when the project publishes no releases.
- Maturity. Age of the project: eight years 100, five 90, three 70, two 55, one 40, six months 25, younger 10.
- Adoption. Stars on a log scale: 100,000 stars is 100, 10,000 is 80, 1,000 is 60, 100 is 40.
- Activity. Commits in the last 90 days: 300 or more 100, 100 85, 30 65, 10 45, any 25.
- Community. People who have contributed: 100 or more 100, 30 80, 10 60, 5 40, 2 25, one 10.
- Security. A published security policy 80, none 40; published advisories are listed, not scored.
Checked by Repo Radar on 28 Oct 2026 from the repository on GitHub.
In simple English
This program gives you a private chat window for talking to artificial intelligence models. You connect it to your own accounts or local servers to generate the replies. It lets you create custom characters, set complex rules for how they talk, and add extensions. You run it on your own computer, so your chats stay private. It costs nothing to download, but you pay for the artificial intelligence tokens you use.
What it is
SillyTavern is a user interface that connects to various language models (large artificial intelligence programs that generate text based on prompts) and text generation APIs (application programming interfaces, which are ways for different software programs to talk to each other). It runs locally on your machine, giving you advanced control over character cards, chat history, and prompt formatting.
What it is good for
This is good for solo builders who want a rich, customisable environment for roleplay or creative writing with artificial intelligence. It removes the limitations of standard web chats by giving you direct access to model settings and prompt injection.
Summary (Key Points)from the README
Important
- Sparse README: The README gives no feature list, setup steps, system requirements or supported LLM backends. The official docs site is the place to look for these.
- Strong copyleft license: The project is licensed under AGPL-3.0. Modified versions that users interact with over a network generally must make their source available under the same license, so check this before building on or hosting a modified copy.
- Community channels: The README points to a Discord server and a subreddit for discussion. It does not describe any support process beyond these channels.
Written by an AI model from the project’s README; not part of the review, and it can be wrong.
- Gives you deep control over character prompts and formatting.
- Runs locally on your computer to keep your private chats secure.
- Supports many different artificial intelligence backends and extensions.
- Setup requires some technical knowledge to connect external artificial intelligence services.
- Interface can feel overwhelming due to the large number of settings.
- AGPL-3.0 licence (a legal agreement with strict rules about sharing modified code if you host it for others) applies.
Basic web chat interfaces provided by artificial intelligence model vendors
KoboldCpp
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git clone https://github.com/SillyTavern/SillyTavern.git cd SillyTavern npm install node server.js