Kosmos

6.8easy start · #85of 141
in Legal Practice Management Software

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Runs where you workno

Runs on api, self-hosted, Web.

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Kosmos is ranked #85 of 141 in legal practice management software on The Geeks Club. It runs on API, Self-hosted, Web.

Compared on legal practice management software

Free plan: Yes
Client intake: Yes
Time tracking: Yes
Billing and payments: Yes
Trust accounting: Yes

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The record

Product: Kosmos is web-based law practice management software for small law firms, with case building and AI-assisted legal analysis.
License: Kosmos is free software under the AGPL and can be run on a firm's own server.
Practice management: It includes matters, contacts, a calendar, tasks, time and expense tracking, invoicing, trust accounting, reports, intakes, and search.
Case building: The case builder supports document OCR and full-text search, highlights, fact timelines, witnesses, notes, and optional AI chat.
Calendar integration: The calendar can optionally synchronize with Google Calendar.
Payments: Kosmos can take online payments through Confido or LawPay.
Deployment: The documentation describes installing Kosmos on a server and connecting email, payments, Google, and AI providers.
Server requirements: The installer script requires Ubuntu or Debian, sudo access, and a local PostgreSQL database; its automated install check runs on Ubuntu 24.04.
Document storage: Files can be stored on local disk by default or in an S3-compatible object store, and matter documents are served through authenticated application requests.
Upload limit: The standard installation's web server rejects uploads larger than 100 MB.
AI option: AI is optional; the product can be used without configuring an AI provider key.
Audience: The maker describes Kosmos as practice management software for small law firms.
AI features: Optional AI features include per-matter chat that can use matter documents, notes, case law, and prior conversations; Claude and Gemini are supported.
Billing: Kosmos supports hourly and flat-fee matters, email invoices with online payment links, and payment collection through LawPay/AffiniPay or Stripe.

Where it ranks on The Geeks Club

Best Legal Practice Management Software in 2026#85 of 141

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Sources

kosmos.law/docs/· checked 11 Oct 2026
kosmos.law· checked 11 Oct 2026
kosmos.law/docs/admin/install/· checked 11 Oct 2026
kosmos.law/docs/admin/integrations/storage/· checked 11 Oct 2026
kosmos.law/docs/admin/integrations/ai/· checked 11 Oct 2026
github.com/Kosmos-Law/kosmos· checked 12 Oct 2026