Open Source Routing Machine (OSRM)

v26.7.3 Feature

This release adds 3 notable features for engineering teams evaluating rollout.

Published 17d Server & OS Management

✓ No known CVEs patched

✓ No known CVEs patched in this version

Topics

c++ cpp17 isochrones map-matching openstreetmap osm

+4 more

osrm routing routing-engine traveling-salesman

Summary

AI summary

Adds --output option to several tools, refactors hints and guidance APIs, and builds ARM Linux CI bindings.

Type	Severity	Summary	CVE
Feature
Feature	Medium	Adds --output option to osrm-contract, osrm-customize, osrm-partition tools. Adds --output option to osrm-contract, osrm-customize, osrm-partition tools. Source: llm_adapter@2026-07-16 Confidence: high	—
Feature	Medium	Adds support for surface=laterite in car and bicycle profiles. Adds support for surface=laterite in car and bicycle profiles. Source: llm_adapter@2026-07-16 Confidence: high	—
Feature	Low	Builds bindings for ARM Linux in CI pipeline. Builds bindings for ARM Linux in CI pipeline. Source: llm_adapter@2026-07-16 Confidence: high	—
Bugfix	Low	Bumps version to 26.7.3. Bumps version to 26.7.3. Source: llm_adapter@2026-07-16 Confidence: low	—
Refactor
Refactor	Low	Replaces PhantomNode in SegmentHint with a fixed placeholder. Replaces PhantomNode in SegmentHint with a fixed placeholder. Source: llm_adapter@2026-07-16 Confidence: high	—
Refactor	Low	Returns std::optional from findObviousTurn instead of using a 0 sentinel. Returns std::optional from findObviousTurn instead of using a 0 sentinel. Source: llm_adapter@2026-07-16 Confidence: high	—
Refactor	Low	Replaces remaining std::enable_if patterns with C++20 concepts. Replaces remaining std::enable_if patterns with C++20 concepts. Source: llm_adapter@2026-07-16 Confidence: high	—

Full changelog

0844e3af7 - chore: bump version to 26.7.3
21d0fbe1d - feat(ci): build bindings for ARM linux (#7652)
563571de1 - refactor(hints): replace PhantomNode in SegmentHint with fixed placeholder (#7649)
9d24e4af5 - refactor(guidance): return std::optional from findObviousTurn instead of 0 sentinel (#7648)
6678ebc5a - feat(tools): add --output option to osrm-contract, osrm-customize, osrm-partition (#7646)
58a9cbf0e - refactor: replace remaining std::enable_if patterns with C++20 concepts (#7645)
e3b889303 - feat(profiles): add support for surface=laterite in car and bicycle profiles (#7644)

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About Open Source Routing Machine (OSRM)

High performance routing engine designed to run on OpenStreetMap data and offering an HTTP API, C++ library interface, and Nodejs wrapper.