Alternatives to Dosu: AI Memory and Knowledge Systems 2026
The short answer
“Dosu alternatives” covers three different jobs, so pick by which one you need. As of October 11, 2026:
- Answer questions about a public repo → DeepWiki: free, no-auth MCP server from Cognition.
- Give coding agents current library docs → Context7: Free (1,000 API calls a month) or Pro $10 per seat.
- Answer questions about your private code and its history → Unblocked: $29/user/month annual ($35 monthly), Slack, Jira and code in one context.
- Give your own AI agent long-term memory of users → Mem0: Hobby free, Starter $19, Pro $249 a month.
- Keep docs and agent context files maintained automatically, plus issue triage → stay on Dosu (Free 200 credits/month; Pro $16/month billed annually).
This page is the codebase-knowledge spoke of our best AI agent memory systems hub.
The comparison
| Dosu | DeepWiki | Context7 | Unblocked | Mem0 | |
|---|---|---|---|---|---|
| What it remembers | Your repos, issues, PRs, Slack, Jira, Confluence, Notion | Public GitHub repos | Public (and on Pro, private) library docs | Your code, conversations, issues, docs | Facts about users and sessions in your app |
| Maintains docs | Yes (self-documenting PRs, AGENTS.md) | Generates wikis | No | No | No |
| Issue triage / labelling | Yes | No | No | No | No |
| MCP | Yes | Yes (free, no auth) | Yes | Yes | Yes (SDK and MCP) |
| Private data | Pro and up | No | Pro ($5 per 1M tokens parsing) | Yes | Yes |
| Price (Oct 11, 2026) | Free 200 credits · Pro $16/mo annual (4,000 credits) · Enterprise custom | Free | Free · Pro $10/seat · Enterprise custom | $29/user/mo annual · $35 monthly · 21-day trial | Hobby free · Starter $19 · Pro $249 · Enterprise |
Picks by job
Open-source maintainers who want fewer repeat questions: Dosu, or DeepWiki for free Q&A. Dosu answers issues in the user’s language, labels new issues and PRs, and keeps docs in sync; it is free on public repos and has partner plans for CNCF and Apache projects. If all you need is “ask a question about this repo”, DeepWiki does it for nothing.
Coding agents that hallucinate library APIs: Context7. It injects version-specific documentation into Cursor, Claude Code and other MCP clients. Free users are blocked after 1,000 calls a month (with 20 bonus calls a day); Pro charges $5 per extra 1,000 calls.
Engineering teams whose knowledge lives in Slack threads: Unblocked. It reasons over code, conversations, issues and docs together, enforces source permissions, and connects to Claude, Cursor and Copilot via MCP. SOC 2 Type II; on-premises on Enterprise.
Building a product whose agent must remember users: Mem0. This is a different category — a memory API for your application, not a knowledge base about your codebase. Pro adds graph memory and “Dream” memory consolidation; Enterprise offers on-prem.
How to choose
- Is the knowledge public? Yes → DeepWiki or Context7 free tiers.
- Do you need docs maintained, not just answered? Yes → Dosu.
- Is the answer spread across Slack, Jira and code? Yes → Unblocked or Dosu Pro.
- Is it end-user memory inside your product? Yes → Mem0, or see agent memory vs chat memory vs RAG.
Last verified: October 11, 2026.