Duolingo Max alternatives

Adds GPT-4-powered Roleplay (character conversations, with cross-call memory for "Lily") and Explain My Answer on top of Duolingo's existing spaced-repetition engine, which tracks per-word and per-skill mastery state across all sessions. Full Duolingo Max record →

  1. 1 ELSA Speak Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (relational) · same retrieval (injection) · same conflict handling (overwrite) · same memory unit (profile, fact) · also offered managed

    OSS ? Self-host — Managed ✓ MCP ? Compare with Duolingo Max →

  2. 2 Luminance Institutional Memory Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (relational) · same retrieval (injection) · same conflict handling (overwrite) · same memory unit (fact) · also offered managed

    OSS ? Self-host — Managed ✓ MCP ? Compare with Duolingo Max →

  3. 3 Speak Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (relational) · same retrieval (injection) · same conflict handling (overwrite) · same memory unit (profile)

    OSS ? Self-host ✓ Managed — MCP ? Compare with Duolingo Max →

  4. 4 Microsoft Copilot Memory Platform-provider memory

    same storage (relational) · same retrieval (injection) · same conflict handling (overwrite) · same memory unit (fact) · also offered managed

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with Duolingo Max →

  5. 5 Heidi Health Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (relational) · same retrieval (injection) · same memory unit (profile, fact)

    OSS ? Self-host ? Managed ? MCP ? Compare with Duolingo Max →

  6. 6 Salesforce Agentforce / Einstein Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same storage (relational) · same retrieval (injection) · same memory unit (profile, fact)

    OSS ? Self-host ? Managed ? MCP ✓ Compare with Duolingo Max →

  7. 7 Agno (Phidata) Memory Framework-embedded memory

    same storage (relational) · same retrieval (injection) · same conflict handling (overwrite) · same memory unit (fact) · also offered managed

    OSS ✓ Self-host ✓ Managed ✓ MCP ✓ ★ 43k released 2026-10-21 Apache-2.0 Compare with Duolingo Max →

  8. 8 Charisma.ai Vertical / domain-specific AI memory

    also in Vertical / domain-specific AI memory · same retrieval (injection) · same conflict handling (overwrite) · same memory unit (fact) · also offered managed

    OSS ? Self-host — Managed ✓ MCP ? Compare with Duolingo Max →

Ranked by shared memory design (storage, retrieval, conflict handling, memory unit), same section and shared must-haves (open source, self-hosting, MCP), with adoption as a tie-breaker. ✓ confirmed · — no · ? not in the catalog yet. Want picks for your own requirements? Use the chooser. Checking a whole project? Check your stack.